STC作为主机轮询扫描I2C设备，确认ICN6211工作状态。
This commit is contained in:
238
I2CM_refer/main.c
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238
I2CM_refer/main.c
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@ -0,0 +1,238 @@
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#include "reg51.h"
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#include "intrins.h"
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// 定义I2C相关寄存器
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sfr P_SW2 = 0xba;
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#define I2CCFG (*(unsigned char volatile xdata *)0xfe80)
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#define I2CMSCR (*(unsigned char volatile xdata *)0xfe81)
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#define I2CMSST (*(unsigned char volatile xdata *)0xfe82)
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#define I2CSLCR (*(unsigned char volatile xdata *)0xfe83)
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#define I2CSLST (*(unsigned char volatile xdata *)0xfe84)
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#define I2CSLADR (*(unsigned char volatile xdata *)0xfe85)
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#define I2CTXD (*(unsigned char volatile xdata *)0xfe86)
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#define I2CRXD (*(unsigned char volatile xdata *)0xfe87)
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// 定义端口模式寄存器
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sfr P1M1 = 0x91;
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sfr P1M0 = 0x92;
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// 定义I2C引脚
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sbit SDA = P1^4;
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sbit SCL = P1^5;
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// 定义LED引脚
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sbit LED = P1^2;
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// 全局变量
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bit busy; // I2C忙碌标志
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/**
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* @brief I2C中断服务函数
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* @note 中断号24，用于处理I2C通信完成事件
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*/
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void I2C_Isr() interrupt 24
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{
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_push_(P_SW2);
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P_SW2 |= 0x80; // 访问扩展寄存器
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if (I2CMSST & 0x40) // 检查中断标志
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{
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I2CMSST &= ~0x40; // 清除中断标志
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busy = 0; // 清除忙碌标志
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}
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_pop_(P_SW2);
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}
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/**
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* @brief 等待I2C操作完成
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*/
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void I2C_Wait()
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{
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while(!(I2CMSST & 0x40));
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I2CMSST &= ~0x40; // 清除中断标志
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}
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/**
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* @brief 发送I2C起始信号
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*/
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void I2C_Start()
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{
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busy = 1;
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I2CMSCR = 0x81; // 发送START命令
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while (busy); // 等待操作完成
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}
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/**
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* @brief 发送I2C数据
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* @param dat 要发送的数据
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*/
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void I2C_SendData(unsigned char dat)
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{
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I2CTXD = dat; // 写数据到数据缓冲区
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busy = 1;
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I2CMSCR = 0x82; // 发送SEND命令
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while (busy); // 等待操作完成
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}
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/**
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* @brief 接收I2C应答信号
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*/
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void I2C_RecvACK()
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{
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busy = 1;
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I2CMSCR = 0x83; // 发送读ACK命令
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while (busy); // 等待操作完成
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}
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char I2C_RecvData()
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{
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busy = 1;
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I2CMSCR = 0x84; // 发送读数据命令
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while (busy); // 等待操作完成
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return I2CRXD; // 返回接收数据
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}
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void I2C_SendACK()
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{
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I2CMSST = 0x00; //设置ACK信号
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I2CMSCR = 0x05; // 发送ACK命令
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I2C_Wait(); // 等待操作完成
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}
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void I2C_SendNAK()
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{
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I2CMSST = 0x01; //设置NACK信号
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I2CMSCR = 0x05; // 发送NACK命令
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I2C_Wait(); // 等待操作完成
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}
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/**
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* @brief 发送I2C停止信号
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*/
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void I2C_Stop()
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{
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I2CMSCR = 0x06; // 发送STOP命令
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I2C_Wait(); // 等待操作完成
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}
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// /**
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// * @brief 延时函数
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// * @param ms 延时毫秒数
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// */
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// void Delay_ms(unsigned int ms) //@24.000MHz
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// {
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// unsigned int i, j;
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// for (i = 0; i < ms; i++)
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// {
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// for (j = 0; j < 3500; j++);
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// }
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// }
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// void Delay10us(void) //@24.000MHz
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// {
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// unsigned char data i;
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// i = 78;
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// while (--i);
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// }
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/**
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* @brief 延时函数
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* @param ms 延时毫秒数
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*/
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void Delay_ms(unsigned int ms) //@11.0592MHz
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{
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unsigned int i, j;
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for (i = 0; i < ms; i++)
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{
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for (j = 0; j < 1550; j++);
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}
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}
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void Delay10us(void) //@11.0592MHz
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{
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unsigned char data i;
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i = 35;
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while (--i);
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}
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/**
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* @brief I2C初始化函数
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* @note 配置P1.4为SDA，P1.5为SCL，设置100k通信速率
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*/
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void I2C_Init()
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{
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// 配置端口模式
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P1M0 = 0x04; // P1.2设置为推挽输出，P1.4和P1.5保持准双向口
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P1M1 = 0x00;
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// 访问扩展寄存器
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P_SW2 = 0x80;
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// 配置I2C通信速率为50kHz
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// 系统时钟11.059MHz
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// MSSPEED = (1105900/100000/2 -4)/2 = 25
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I2CCFG = 0xe0 | 0x10; // 0xe0使能I2C主机模式，0x10设置MSSPEED=25
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// 初始化I2C状态
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I2CMSST = 0x00;
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// 启用全局中断·
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EA = 1;
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}
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/**
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* @brief 向指定设备的指定寄存器发送I2C数据
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* @param devAddr 设备地址
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* @param regAddr 寄存器地址
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* @param dat 要发送的数据
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*/
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void I2C_SendToRegister(unsigned char devAddr, unsigned char regAddr, unsigned char dat)
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{
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I2C_Start(); // 发送起始信号
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I2C_SendData(devAddr); // 发送设备地址+写命令
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I2C_RecvACK(); // 接收应答
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I2C_SendData(regAddr); // 发送寄存器地址
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I2C_RecvACK(); // 接收应答
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I2C_SendData(dat); // 发送数据
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I2C_RecvACK(); // 接收应答
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I2C_Stop(); // 发送停止信号
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}
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/**
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* @brief 主函数
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*/
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void main()
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{
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// 初始化数据变量，用于0x96寄存器的数据递增
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unsigned char reg96_data = 0;
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// 初始化I2C
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I2C_Init();
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// 点亮LED（保持常亮）
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LED = 0; // 推挽输出低电平点亮LED
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// 主循环
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while (1)
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{
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// 向设备0x8A的三个不同寄存器发送数据
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// 发送到寄存器0x94，数据0x03
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I2C_SendToRegister(0x8A, 0x94, 0x03);
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Delay10us(); // 延时10us
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// 发送到寄存器0x95，数据0x17
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I2C_SendToRegister(0x8A, 0x95, 0x17);
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Delay10us(); // 延时10us
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// 发送到寄存器0x96，数据递增
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I2C_SendToRegister(0x8A, 0x96, reg96_data);
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// 数据递增5，达到255后重置为0
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reg96_data += 5;
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if (reg96_data > 0xFF)
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{
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reg96_data = 0;
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}
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Delay_ms(1000); // 延时1秒
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}
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}
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253
Listings/STARTUP.lst
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253
Listings/STARTUP.lst
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A51 MACRO ASSEMBLER STARTUP 04/10/2026 09:44:22 PAGE 1
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MACRO ASSEMBLER A51 V8.02c
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OBJECT MODULE PLACED IN .\Objects\STARTUP.obj
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ASSEMBLER INVOKED BY: C:\Keil_v5\C51\BIN\A51.EXE STARTUP.A51 SET(SMALL) DEBUG PRINT(.\Listings\STARTUP.lst) OBJECT(.\Obj
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ects\STARTUP.obj) EP
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LOC OBJ LINE SOURCE
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1 $nomod51
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2 ;------------------------------------------------------------------------------
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3 ; This file is part of the C51 Compiler package
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4 ; Copyright (c) 1988-2005 Keil Elektronik GmbH and Keil Software, Inc.
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5 ; Version 8.01
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6 ;
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7 ; *** <<< Use Configuration Wizard in Context Menu >>> ***
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8 ;------------------------------------------------------------------------------
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9 ; STARTUP.A51: This code is executed after processor reset.
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10 ;
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11 ; To translate this file use A51 with the following invocation:
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12 ;
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13 ; A51 STARTUP.A51
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14 ;
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15 ; To link the modified STARTUP.OBJ file to your application use the following
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16 ; Lx51 invocation:
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17 ;
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18 ; Lx51 your object file list, STARTUP.OBJ controls
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19 ;
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20 ;------------------------------------------------------------------------------
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21 ;
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22 ; User-defined <h> Power-On Initialization of Memory
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23 ;
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24 ; With the following EQU statements the initialization of memory
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25 ; at processor reset can be defined:
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26 ;
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27 ; <o> IDATALEN: IDATA memory size <0x0-0x100>
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28 ; <i> Note: The absolute start-address of IDATA memory is always 0
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29 ; <i> The IDATA space overlaps physically the DATA and BIT areas.
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0080 30 IDATALEN EQU 80H
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31 ;
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32 ; <o> XDATASTART: XDATA memory start address <0x0-0xFFFF>
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33 ; <i> The absolute start address of XDATA memory
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0000 34 XDATASTART EQU 0
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35 ;
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36 ; <o> XDATALEN: XDATA memory size <0x0-0xFFFF>
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37 ; <i> The length of XDATA memory in bytes.
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0000 38 XDATALEN EQU 0
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39 ;
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40 ; <o> PDATASTART: PDATA memory start address <0x0-0xFFFF>
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41 ; <i> The absolute start address of PDATA memory
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0000 42 PDATASTART EQU 0H
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43 ;
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44 ; <o> PDATALEN: PDATA memory size <0x0-0xFF>
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45 ; <i> The length of PDATA memory in bytes.
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0000 46 PDATALEN EQU 0H
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47 ;
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48 ;</h>
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49 ;------------------------------------------------------------------------------
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50 ;
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51 ;<h> Reentrant Stack Initialization
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52 ;
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53 ; The following EQU statements define the stack pointer for reentrant
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54 ; functions and initialized it:
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55 ;
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56 ; <h> Stack Space for reentrant functions in the SMALL model.
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57 ; <q> IBPSTACK: Enable SMALL model reentrant stack
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A51 MACRO ASSEMBLER STARTUP 04/10/2026 09:44:22 PAGE 2
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58 ; <i> Stack space for reentrant functions in the SMALL model.
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0000 59 IBPSTACK EQU 0 ; set to 1 if small reentrant is used.
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60 ; <o> IBPSTACKTOP: End address of SMALL model stack <0x0-0xFF>
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61 ; <i> Set the top of the stack to the highest location.
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0100 62 IBPSTACKTOP EQU 0xFF +1 ; default 0FFH+1
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63 ; </h>
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64 ;
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65 ; <h> Stack Space for reentrant functions in the LARGE model.
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66 ; <q> XBPSTACK: Enable LARGE model reentrant stack
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67 ; <i> Stack space for reentrant functions in the LARGE model.
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0000 68 XBPSTACK EQU 0 ; set to 1 if large reentrant is used.
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69 ; <o> XBPSTACKTOP: End address of LARGE model stack <0x0-0xFFFF>
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70 ; <i> Set the top of the stack to the highest location.
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0000 71 XBPSTACKTOP EQU 0xFFFF +1 ; default 0FFFFH+1
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72 ; </h>
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73 ;
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74 ; <h> Stack Space for reentrant functions in the COMPACT model.
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75 ; <q> PBPSTACK: Enable COMPACT model reentrant stack
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76 ; <i> Stack space for reentrant functions in the COMPACT model.
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0000 77 PBPSTACK EQU 0 ; set to 1 if compact reentrant is used.
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78 ;
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79 ; <o> PBPSTACKTOP: End address of COMPACT model stack <0x0-0xFFFF>
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80 ; <i> Set the top of the stack to the highest location.
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0100 81 PBPSTACKTOP EQU 0xFF +1 ; default 0FFH+1
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82 ; </h>
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83 ;</h>
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84 ;------------------------------------------------------------------------------
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85 ;
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86 ; Memory Page for Using the Compact Model with 64 KByte xdata RAM
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87 ; <e>Compact Model Page Definition
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88 ;
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89 ; <i>Define the XDATA page used for PDATA variables.
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90 ; <i>PPAGE must conform with the PPAGE set in the linker invocation.
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91 ;
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92 ; Enable pdata memory page initalization
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0000 93 PPAGEENABLE EQU 0 ; set to 1 if pdata object are used.
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94 ;
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95 ; <o> PPAGE number <0x0-0xFF>
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96 ; <i> uppermost 256-byte address of the page used for PDATA variables.
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0000 97 PPAGE EQU 0
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98 ;
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99 ; <o> SFR address which supplies uppermost address byte <0x0-0xFF>
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100 ; <i> most 8051 variants use P2 as uppermost address byte
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00A0 101 PPAGE_SFR DATA 0A0H
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102 ;
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103 ; </e>
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104 ;------------------------------------------------------------------------------
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105
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106 ; Standard SFR Symbols
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00E0 107 ACC DATA 0E0H
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00F0 108 B DATA 0F0H
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0081 109 SP DATA 81H
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0082 110 DPL DATA 82H
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0083 111 DPH DATA 83H
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112
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113 NAME ?C_STARTUP
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114
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115
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116 ?C_C51STARTUP SEGMENT CODE
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117 ?STACK SEGMENT IDATA
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118
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---- 119 RSEG ?STACK
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0000 120 DS 1
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121
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122 EXTRN CODE (?C_START)
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123 PUBLIC ?C_STARTUP
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A51 MACRO ASSEMBLER STARTUP 04/10/2026 09:44:22 PAGE 3
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124
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---- 125 CSEG AT 0
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0000 020000 F 126 ?C_STARTUP: LJMP STARTUP1
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127
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---- 128 RSEG ?C_C51STARTUP
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129
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0000 130 STARTUP1:
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131
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132 IF IDATALEN <> 0
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0000 787F 133 MOV R0,#IDATALEN - 1
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0002 E4 134 CLR A
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0003 F6 135 IDATALOOP: MOV @R0,A
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0004 D8FD 136 DJNZ R0,IDATALOOP
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137 ENDIF
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138
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139 IF XDATALEN <> 0
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MOV DPTR,#XDATASTART
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MOV R7,#LOW (XDATALEN)
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IF (LOW (XDATALEN)) <> 0
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MOV R6,#(HIGH (XDATALEN)) +1
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ELSE
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MOV R6,#HIGH (XDATALEN)
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ENDIF
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CLR A
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XDATALOOP: MOVX @DPTR,A
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INC DPTR
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DJNZ R7,XDATALOOP
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DJNZ R6,XDATALOOP
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ENDIF
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153
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154 IF PPAGEENABLE <> 0
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MOV PPAGE_SFR,#PPAGE
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ENDIF
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157
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158 IF PDATALEN <> 0
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MOV R0,#LOW (PDATASTART)
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MOV R7,#LOW (PDATALEN)
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CLR A
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PDATALOOP: MOVX @R0,A
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INC R0
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DJNZ R7,PDATALOOP
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ENDIF
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166
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167 IF IBPSTACK <> 0
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EXTRN DATA (?C_IBP)
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MOV ?C_IBP,#LOW IBPSTACKTOP
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ENDIF
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172
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173 IF XBPSTACK <> 0
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EXTRN DATA (?C_XBP)
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MOV ?C_XBP,#HIGH XBPSTACKTOP
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MOV ?C_XBP+1,#LOW XBPSTACKTOP
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ENDIF
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179
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180 IF PBPSTACK <> 0
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EXTRN DATA (?C_PBP)
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MOV ?C_PBP,#LOW PBPSTACKTOP
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ENDIF
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184
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0006 758100 F 185 MOV SP,#?STACK-1
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||||
186
|
||||
187 ; This code is required if you use L51_BANK.A51 with Banking Mode 4
|
||||
188 ;<h> Code Banking
|
||||
189 ; <q> Select Bank 0 for L51_BANK.A51 Mode 4
|
||||
A51 MACRO ASSEMBLER STARTUP 04/10/2026 09:44:22 PAGE 4
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190
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||||
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||||
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||||
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195 ;</h>
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||||
0009 020000 F 196 LJMP ?C_START
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197
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198 END
|
||||
A51 MACRO ASSEMBLER STARTUP 04/10/2026 09:44:22 PAGE 5
|
||||
|
||||
SYMBOL TABLE LISTING
|
||||
------ ----- -------
|
||||
|
||||
|
||||
N A M E T Y P E V A L U E ATTRIBUTES
|
||||
|
||||
?C_C51STARTUP. . . C SEG 000CH REL=UNIT
|
||||
?C_START . . . . . C ADDR ----- EXT
|
||||
?C_STARTUP . . . . C ADDR 0000H A
|
||||
?STACK . . . . . . I SEG 0001H REL=UNIT
|
||||
ACC. . . . . . . . D ADDR 00E0H A
|
||||
B. . . . . . . . . D ADDR 00F0H A
|
||||
DPH. . . . . . . . D ADDR 0083H A
|
||||
DPL. . . . . . . . D ADDR 0082H A
|
||||
IBPSTACK . . . . . N NUMB 0000H A
|
||||
IBPSTACKTOP. . . . N NUMB 0100H A
|
||||
IDATALEN . . . . . N NUMB 0080H A
|
||||
IDATALOOP. . . . . C ADDR 0003H R SEG=?C_C51STARTUP
|
||||
PBPSTACK . . . . . N NUMB 0000H A
|
||||
PBPSTACKTOP. . . . N NUMB 0100H A
|
||||
PDATALEN . . . . . N NUMB 0000H A
|
||||
PDATASTART . . . . N NUMB 0000H A
|
||||
PPAGE. . . . . . . N NUMB 0000H A
|
||||
PPAGEENABLE. . . . N NUMB 0000H A
|
||||
PPAGE_SFR. . . . . D ADDR 00A0H A
|
||||
SP . . . . . . . . D ADDR 0081H A
|
||||
STARTUP1 . . . . . C ADDR 0000H R SEG=?C_C51STARTUP
|
||||
XBPSTACK . . . . . N NUMB 0000H A
|
||||
XBPSTACKTOP. . . . N NUMB 0000H A
|
||||
XDATALEN . . . . . N NUMB 0000H A
|
||||
XDATASTART . . . . N NUMB 0000H A
|
||||
|
||||
|
||||
REGISTER BANK(S) USED: 0
|
||||
|
||||
|
||||
ASSEMBLY COMPLETE. 0 WARNING(S), 0 ERROR(S)
|
||||
462
Listings/STC8G1K08_I2C_SCAN.m51
Normal file
462
Listings/STC8G1K08_I2C_SCAN.m51
Normal file
@ -0,0 +1,462 @@
|
||||
BL51 BANKED LINKER/LOCATER V6.22 04/10/2026 09:44:22 PAGE 1
|
||||
|
||||
|
||||
BL51 BANKED LINKER/LOCATER V6.22, INVOKED BY:
|
||||
C:\KEIL_V5\C51\BIN\BL51.EXE .\Objects\STARTUP.obj, .\Objects\main.obj TO .\Objects\STC8G1K08_I2C_SCAN PRINT (.\Listings\
|
||||
>> STC8G1K08_I2C_SCAN.m51) RAMSIZE (256)
|
||||
|
||||
|
||||
MEMORY MODEL: SMALL
|
||||
|
||||
|
||||
INPUT MODULES INCLUDED:
|
||||
.\Objects\STARTUP.obj (?C_STARTUP)
|
||||
.\Objects\main.obj (MAIN)
|
||||
C:\KEIL_V5\C51\LIB\C51S.LIB (?C_INIT)
|
||||
C:\KEIL_V5\C51\LIB\C51S.LIB (PRINTF)
|
||||
C:\KEIL_V5\C51\LIB\C51S.LIB (?C?CLDPTR)
|
||||
C:\KEIL_V5\C51\LIB\C51S.LIB (?C?CLDOPTR)
|
||||
C:\KEIL_V5\C51\LIB\C51S.LIB (?C?CSTPTR)
|
||||
C:\KEIL_V5\C51\LIB\C51S.LIB (?C?PLDIIDATA)
|
||||
C:\KEIL_V5\C51\LIB\C51S.LIB (?C?CCASE)
|
||||
|
||||
|
||||
LINK MAP OF MODULE: .\Objects\STC8G1K08_I2C_SCAN (?C_STARTUP)
|
||||
|
||||
|
||||
TYPE BASE LENGTH RELOCATION SEGMENT NAME
|
||||
-----------------------------------------------------
|
||||
|
||||
* * * * * * * D A T A M E M O R Y * * * * * * *
|
||||
REG 0000H 0008H ABSOLUTE "REG BANK 0"
|
||||
DATA 0008H 0015H UNIT _DATA_GROUP_
|
||||
DATA 001DH 0001H UNIT ?DT?MAIN
|
||||
001EH 0002H *** GAP ***
|
||||
BIT 0020H.0 0001H.1 UNIT _BIT_GROUP_
|
||||
BIT 0021H.1 0000H.1 UNIT ?BI?MAIN
|
||||
0021H.2 0000H.6 *** GAP ***
|
||||
IDATA 0022H 0001H UNIT ?STACK
|
||||
|
||||
* * * * * * * X D A T A M E M O R Y * * * * * * *
|
||||
XDATA 0000H 0080H UNIT ?XD?MAIN
|
||||
|
||||
* * * * * * * C O D E M E M O R Y * * * * * * *
|
||||
CODE 0000H 0003H ABSOLUTE
|
||||
CODE 0003H 00B5H UNIT ?PR?UART_PRINTSCANRESULTS?MAIN
|
||||
CODE 00B8H 0008H UNIT ?PR?_PUTCHAR?MAIN
|
||||
00C0H 0003H *** GAP ***
|
||||
CODE 00C3H 0003H ABSOLUTE
|
||||
CODE 00C6H 035CH UNIT ?PR?PRINTF?PRINTF
|
||||
CODE 0422H 0156H UNIT ?CO?MAIN
|
||||
CODE 0578H 008EH UNIT ?C?LIB_CODE
|
||||
CODE 0606H 008CH UNIT ?C_C51STARTUP
|
||||
CODE 0692H 0072H UNIT ?PR?MAIN?MAIN
|
||||
CODE 0704H 002EH UNIT ?PR?I2C_SCANALLADDRESSES?MAIN
|
||||
CODE 0732H 0023H UNIT ?PR?_I2C_SCANADDRESS?MAIN
|
||||
CODE 0755H 0021H UNIT ?PR?I2C_ISR?MAIN
|
||||
CODE 0776H 0020H UNIT ?PR?_DELAY_MS?MAIN
|
||||
CODE 0796H 0017H UNIT ?PR?I2C_INIT?MAIN
|
||||
CODE 07ADH 0015H UNIT ?PR?UART1_INIT?MAIN
|
||||
CODE 07C2H 0011H UNIT ?PR?_I2C_SENDDATA?MAIN
|
||||
CODE 07D3H 000FH UNIT ?PR?I2C_WAIT?MAIN
|
||||
BL51 BANKED LINKER/LOCATER V6.22 04/10/2026 09:44:22 PAGE 2
|
||||
|
||||
|
||||
CODE 07E2H 000FH UNIT ?PR?DELAY5000MS?MAIN
|
||||
CODE 07F1H 000CH UNIT ?PR?I2C_START?MAIN
|
||||
CODE 07FDH 000CH UNIT ?PR?I2C_RECVACK?MAIN
|
||||
CODE 0809H 000CH UNIT ?PR?I2C_STOP?MAIN
|
||||
CODE 0815H 0004H UNIT ?C_INITSEG
|
||||
|
||||
|
||||
|
||||
OVERLAY MAP OF MODULE: .\Objects\STC8G1K08_I2C_SCAN (?C_STARTUP)
|
||||
|
||||
|
||||
SEGMENT BIT_GROUP DATA_GROUP
|
||||
+--> CALLED SEGMENT START LENGTH START LENGTH
|
||||
--------------------------------------------------------------------------
|
||||
?C_C51STARTUP ----- ----- ----- -----
|
||||
+--> ?PR?MAIN?MAIN
|
||||
+--> ?C_INITSEG
|
||||
|
||||
?PR?MAIN?MAIN ----- ----- ----- -----
|
||||
+--> ?PR?I2C_INIT?MAIN
|
||||
+--> ?PR?UART1_INIT?MAIN
|
||||
+--> ?CO?MAIN
|
||||
+--> ?PR?PRINTF?PRINTF
|
||||
+--> ?PR?_DELAY_MS?MAIN
|
||||
+--> ?PR?I2C_SCANALLADDRESSES?MAIN
|
||||
+--> ?PR?UART_PRINTSCANRESULTS?MAIN
|
||||
+--> ?PR?DELAY5000MS?MAIN
|
||||
|
||||
?PR?PRINTF?PRINTF 0020H.0 0001H.1 0009H 0014H
|
||||
+--> ?PR?_PUTCHAR?MAIN
|
||||
|
||||
?PR?I2C_SCANALLADDRESSES?MAIN ----- ----- ----- -----
|
||||
+--> ?PR?_I2C_SCANADDRESS?MAIN
|
||||
+--> ?PR?_DELAY_MS?MAIN
|
||||
|
||||
?PR?_I2C_SCANADDRESS?MAIN 0020H.0 0000H.1 ----- -----
|
||||
+--> ?PR?I2C_START?MAIN
|
||||
+--> ?PR?_I2C_SENDDATA?MAIN
|
||||
+--> ?PR?I2C_RECVACK?MAIN
|
||||
+--> ?PR?I2C_STOP?MAIN
|
||||
|
||||
?PR?UART_PRINTSCANRESULTS?MAIN ----- ----- 0008H 0001H
|
||||
+--> ?CO?MAIN
|
||||
+--> ?PR?PRINTF?PRINTF
|
||||
|
||||
|
||||
|
||||
SYMBOL TABLE OF MODULE: .\Objects\STC8G1K08_I2C_SCAN (?C_STARTUP)
|
||||
|
||||
VALUE TYPE NAME
|
||||
----------------------------------
|
||||
|
||||
------- MODULE ?C_STARTUP
|
||||
C:0606H SEGMENT ?C_C51STARTUP
|
||||
I:0022H SEGMENT ?STACK
|
||||
C:0000H PUBLIC ?C_STARTUP
|
||||
D:00E0H SYMBOL ACC
|
||||
BL51 BANKED LINKER/LOCATER V6.22 04/10/2026 09:44:22 PAGE 3
|
||||
|
||||
|
||||
D:00F0H SYMBOL B
|
||||
D:0083H SYMBOL DPH
|
||||
D:0082H SYMBOL DPL
|
||||
N:0000H SYMBOL IBPSTACK
|
||||
N:0100H SYMBOL IBPSTACKTOP
|
||||
N:0080H SYMBOL IDATALEN
|
||||
C:0609H SYMBOL IDATALOOP
|
||||
N:0000H SYMBOL PBPSTACK
|
||||
N:0100H SYMBOL PBPSTACKTOP
|
||||
N:0000H SYMBOL PDATALEN
|
||||
N:0000H SYMBOL PDATASTART
|
||||
N:0000H SYMBOL PPAGE
|
||||
N:0000H SYMBOL PPAGEENABLE
|
||||
D:00A0H SYMBOL PPAGE_SFR
|
||||
D:0081H SYMBOL SP
|
||||
C:0606H SYMBOL STARTUP1
|
||||
N:0000H SYMBOL XBPSTACK
|
||||
N:0000H SYMBOL XBPSTACKTOP
|
||||
N:0000H SYMBOL XDATALEN
|
||||
N:0000H SYMBOL XDATASTART
|
||||
C:0000H LINE# 126
|
||||
C:0606H LINE# 133
|
||||
C:0608H LINE# 134
|
||||
C:0609H LINE# 135
|
||||
C:060AH LINE# 136
|
||||
C:060CH LINE# 185
|
||||
C:060FH LINE# 196
|
||||
------- ENDMOD ?C_STARTUP
|
||||
|
||||
------- MODULE MAIN
|
||||
C:0000H SYMBOL _ICE_DUMMY_
|
||||
D:0092H PUBLIC P1M0
|
||||
D:0091H PUBLIC P1M1
|
||||
D:0090H PUBLIC P1
|
||||
C:07FDH PUBLIC I2C_RecvACK
|
||||
B:00A8H.7 PUBLIC EA
|
||||
C:07ADH PUBLIC uart1_init
|
||||
D:00BAH PUBLIC P_SW2
|
||||
C:07E2H PUBLIC Delay5000ms
|
||||
B:0098H.1 PUBLIC TI
|
||||
C:0692H PUBLIC main
|
||||
C:07C2H PUBLIC _I2C_SendData
|
||||
C:0003H PUBLIC UART_PrintScanResults
|
||||
C:07F1H PUBLIC I2C_Start
|
||||
D:0099H PUBLIC SBUF
|
||||
C:0776H PUBLIC _Delay_ms
|
||||
D:001DH PUBLIC scan_count
|
||||
D:0098H PUBLIC SCON
|
||||
C:0796H PUBLIC I2C_Init
|
||||
C:07D3H PUBLIC I2C_Wait
|
||||
D:008EH PUBLIC AUXR
|
||||
B:0021H.1 PUBLIC busy
|
||||
C:0809H PUBLIC I2C_Stop
|
||||
C:0755H PUBLIC I2C_Isr
|
||||
D:00D6H PUBLIC T2H
|
||||
D:00D7H PUBLIC T2L
|
||||
B:0090H.2 PUBLIC LED
|
||||
BL51 BANKED LINKER/LOCATER V6.22 04/10/2026 09:44:22 PAGE 4
|
||||
|
||||
|
||||
X:0000H PUBLIC i2c_scan_buffer
|
||||
C:0704H PUBLIC I2C_ScanAllAddresses
|
||||
C:0732H PUBLIC _I2C_ScanAddress
|
||||
C:00B8H PUBLIC _putchar
|
||||
------- PROC I2C_ISR
|
||||
C:0755H LINE# 50
|
||||
C:075BH LINE# 52
|
||||
C:075DH LINE# 53
|
||||
C:0760H LINE# 54
|
||||
C:0767H LINE# 55
|
||||
C:0767H LINE# 56
|
||||
C:076BH LINE# 57
|
||||
C:076DH LINE# 58
|
||||
C:076DH LINE# 59
|
||||
C:076FH LINE# 60
|
||||
------- ENDPROC I2C_ISR
|
||||
------- PROC _DELAY_MS
|
||||
D:0006H SYMBOL ms
|
||||
------- DO
|
||||
D:0004H SYMBOL i
|
||||
D:0002H SYMBOL j
|
||||
------- ENDDO
|
||||
C:0776H LINE# 67
|
||||
C:0776H LINE# 68
|
||||
C:0776H LINE# 70
|
||||
C:0780H LINE# 71
|
||||
C:0780H LINE# 72
|
||||
C:078EH LINE# 73
|
||||
C:0795H LINE# 74
|
||||
------- ENDPROC _DELAY_MS
|
||||
------- PROC I2C_WAIT
|
||||
C:07D3H LINE# 79
|
||||
C:07D3H LINE# 80
|
||||
C:07D3H LINE# 81
|
||||
C:07DAH LINE# 82
|
||||
C:07E1H LINE# 83
|
||||
------- ENDPROC I2C_WAIT
|
||||
------- PROC I2C_START
|
||||
C:07F1H LINE# 88
|
||||
C:07F1H LINE# 89
|
||||
C:07F1H LINE# 90
|
||||
C:07F3H LINE# 91
|
||||
C:07F9H LINE# 92
|
||||
C:07FCH LINE# 93
|
||||
------- ENDPROC I2C_START
|
||||
------- PROC _I2C_SENDDATA
|
||||
D:0007H SYMBOL dat
|
||||
C:07C2H LINE# 99
|
||||
C:07C2H LINE# 100
|
||||
C:07C2H LINE# 101
|
||||
C:07C7H LINE# 102
|
||||
C:07C9H LINE# 103
|
||||
C:07CFH LINE# 104
|
||||
C:07D2H LINE# 105
|
||||
------- ENDPROC _I2C_SENDDATA
|
||||
------- PROC I2C_RECVACK
|
||||
C:07FDH LINE# 110
|
||||
BL51 BANKED LINKER/LOCATER V6.22 04/10/2026 09:44:22 PAGE 5
|
||||
|
||||
|
||||
C:07FDH LINE# 111
|
||||
C:07FDH LINE# 112
|
||||
C:07FFH LINE# 113
|
||||
C:0805H LINE# 114
|
||||
C:0808H LINE# 115
|
||||
------- ENDPROC I2C_RECVACK
|
||||
------- PROC I2C_STOP
|
||||
C:0809H LINE# 120
|
||||
C:0809H LINE# 121
|
||||
C:0809H LINE# 122
|
||||
C:080BH LINE# 123
|
||||
C:0811H LINE# 124
|
||||
C:0814H LINE# 125
|
||||
------- ENDPROC I2C_STOP
|
||||
------- PROC I2C_INIT
|
||||
C:0796H LINE# 131
|
||||
C:0796H LINE# 132
|
||||
C:0796H LINE# 134
|
||||
C:0799H LINE# 135
|
||||
C:079CH LINE# 138
|
||||
C:079FH LINE# 146
|
||||
C:07A5H LINE# 149
|
||||
C:07AAH LINE# 152
|
||||
C:07ACH LINE# 153
|
||||
------- ENDPROC I2C_INIT
|
||||
------- PROC _I2C_SCANADDRESS
|
||||
D:0007H SYMBOL addr
|
||||
------- DO
|
||||
B:0020H.0 SYMBOL ack_received
|
||||
------- ENDDO
|
||||
C:0732H LINE# 164
|
||||
C:0732H LINE# 165
|
||||
C:0732H LINE# 166
|
||||
C:0734H LINE# 169
|
||||
C:0737H LINE# 170
|
||||
C:0737H LINE# 171
|
||||
C:0739H LINE# 172
|
||||
C:0739H LINE# 174
|
||||
C:073CH LINE# 175
|
||||
C:0743H LINE# 176
|
||||
C:0746H LINE# 179
|
||||
C:074DH LINE# 180
|
||||
C:074DH LINE# 181
|
||||
C:074FH LINE# 182
|
||||
C:074FH LINE# 184
|
||||
C:0752H LINE# 186
|
||||
C:0754H LINE# 187
|
||||
------- ENDPROC _I2C_SCANADDRESS
|
||||
------- PROC I2C_SCANALLADDRESSES
|
||||
------- DO
|
||||
D:0001H SYMBOL i
|
||||
------- ENDDO
|
||||
C:0704H LINE# 193
|
||||
C:0704H LINE# 194
|
||||
C:0704H LINE# 196
|
||||
C:0707H LINE# 199
|
||||
C:0708H LINE# 200
|
||||
BL51 BANKED LINKER/LOCATER V6.22 04/10/2026 09:44:22 PAGE 6
|
||||
|
||||
|
||||
C:0708H LINE# 201
|
||||
C:070FH LINE# 202
|
||||
C:070FH LINE# 204
|
||||
C:0716H LINE# 205
|
||||
C:0716H LINE# 206
|
||||
C:0726H LINE# 207
|
||||
C:0726H LINE# 208
|
||||
C:072DH LINE# 209
|
||||
C:072DH LINE# 210
|
||||
C:0731H LINE# 211
|
||||
------- ENDPROC I2C_SCANALLADDRESSES
|
||||
------- PROC UART1_INIT
|
||||
C:07ADH LINE# 217
|
||||
C:07ADH LINE# 218
|
||||
C:07ADH LINE# 219
|
||||
C:07B0H LINE# 220
|
||||
C:07B3H LINE# 221
|
||||
C:07B6H LINE# 222
|
||||
C:07B9H LINE# 223
|
||||
C:07BCH LINE# 224
|
||||
C:07BFH LINE# 225
|
||||
C:07C1H LINE# 226
|
||||
------- ENDPROC UART1_INIT
|
||||
------- PROC _PUTCHAR
|
||||
D:0007H SYMBOL c
|
||||
C:00B8H LINE# 233
|
||||
C:00B8H LINE# 234
|
||||
C:00B8H LINE# 235
|
||||
C:00BAH LINE# 236
|
||||
C:00BDH LINE# 237
|
||||
C:00BFH LINE# 238
|
||||
C:00BFH LINE# 239
|
||||
------- ENDPROC _PUTCHAR
|
||||
------- PROC UART_PRINTSCANRESULTS
|
||||
------- DO
|
||||
D:0008H SYMBOL i
|
||||
------- ENDDO
|
||||
C:0003H LINE# 245
|
||||
C:0003H LINE# 246
|
||||
C:0003H LINE# 249
|
||||
C:000CH LINE# 252
|
||||
C:0016H LINE# 253
|
||||
C:0016H LINE# 254
|
||||
C:001FH LINE# 255
|
||||
C:0029H LINE# 256
|
||||
C:0029H LINE# 257
|
||||
C:0040H LINE# 258
|
||||
C:0047H LINE# 259
|
||||
C:0047H LINE# 260
|
||||
C:0050H LINE# 261
|
||||
C:0050H LINE# 262
|
||||
C:0054H LINE# 263
|
||||
C:005DH LINE# 264
|
||||
C:0066H LINE# 265
|
||||
C:0070H LINE# 266
|
||||
C:0070H LINE# 267
|
||||
C:008AH LINE# 268
|
||||
BL51 BANKED LINKER/LOCATER V6.22 04/10/2026 09:44:22 PAGE 7
|
||||
|
||||
|
||||
C:0091H LINE# 269
|
||||
C:0091H LINE# 270
|
||||
C:009AH LINE# 271
|
||||
C:009AH LINE# 272
|
||||
C:009EH LINE# 273
|
||||
C:00A4H LINE# 274
|
||||
C:00A6H LINE# 276
|
||||
C:00A6H LINE# 277
|
||||
C:00AFH LINE# 278
|
||||
C:00AFH LINE# 279
|
||||
------- ENDPROC UART_PRINTSCANRESULTS
|
||||
------- PROC DELAY5000MS
|
||||
------- DO
|
||||
D:0007H SYMBOL i
|
||||
D:0006H SYMBOL j
|
||||
D:0005H SYMBOL k
|
||||
------- ENDDO
|
||||
C:07E2H LINE# 284
|
||||
C:07E2H LINE# 285
|
||||
C:07E2H LINE# 288
|
||||
C:07E3H LINE# 289
|
||||
C:07E4H LINE# 290
|
||||
C:07E6H LINE# 291
|
||||
C:07E8H LINE# 292
|
||||
C:07EAH LINE# 294
|
||||
C:07EAH LINE# 296
|
||||
C:07EAH LINE# 297
|
||||
C:07ECH LINE# 298
|
||||
C:07EEH LINE# 299
|
||||
C:07F0H LINE# 300
|
||||
------- ENDPROC DELAY5000MS
|
||||
------- PROC MAIN
|
||||
C:0692H LINE# 305
|
||||
C:0692H LINE# 306
|
||||
C:0692H LINE# 308
|
||||
C:0695H LINE# 309
|
||||
C:0698H LINE# 311
|
||||
C:069AH LINE# 314
|
||||
C:06A3H LINE# 315
|
||||
C:06ACH LINE# 316
|
||||
C:06B5H LINE# 317
|
||||
C:06BEH LINE# 318
|
||||
C:06C7H LINE# 319
|
||||
C:06D0H LINE# 320
|
||||
C:06D9H LINE# 323
|
||||
C:06D9H LINE# 324
|
||||
C:06D9H LINE# 326
|
||||
C:06DBH LINE# 327
|
||||
C:06E2H LINE# 328
|
||||
C:06E4H LINE# 330
|
||||
C:06EDH LINE# 331
|
||||
C:06F0H LINE# 332
|
||||
C:06F9H LINE# 334
|
||||
C:06FCH LINE# 336
|
||||
C:06FFH LINE# 338
|
||||
C:0702H LINE# 339
|
||||
------- ENDPROC MAIN
|
||||
BL51 BANKED LINKER/LOCATER V6.22 04/10/2026 09:44:22 PAGE 8
|
||||
|
||||
|
||||
------- ENDMOD MAIN
|
||||
|
||||
------- MODULE PRINTF
|
||||
D:0009H PUBLIC ?_PRINTF517?BYTE
|
||||
D:0009H PUBLIC ?_PRINTF?BYTE
|
||||
D:0009H PUBLIC ?_SPRINTF517?BYTE
|
||||
D:0009H PUBLIC ?_SPRINTF?BYTE
|
||||
C:0128H PUBLIC _PRINTF
|
||||
C:0128H PUBLIC _PRINTF517
|
||||
C:0122H PUBLIC _SPRINTF
|
||||
C:0122H PUBLIC _SPRINTF517
|
||||
------- ENDMOD PRINTF
|
||||
|
||||
------- MODULE ?C?CLDPTR
|
||||
C:0578H PUBLIC ?C?CLDPTR
|
||||
------- ENDMOD ?C?CLDPTR
|
||||
|
||||
------- MODULE ?C?CLDOPTR
|
||||
C:0591H PUBLIC ?C?CLDOPTR
|
||||
------- ENDMOD ?C?CLDOPTR
|
||||
|
||||
------- MODULE ?C?CSTPTR
|
||||
C:05BEH PUBLIC ?C?CSTPTR
|
||||
------- ENDMOD ?C?CSTPTR
|
||||
|
||||
------- MODULE ?C?PLDIIDATA
|
||||
C:05D0H PUBLIC ?C?PLDIIDATA
|
||||
------- ENDMOD ?C?PLDIIDATA
|
||||
|
||||
------- MODULE ?C?CCASE
|
||||
C:05E0H PUBLIC ?C?CCASE
|
||||
------- ENDMOD ?C?CCASE
|
||||
|
||||
*** WARNING L16: UNCALLED SEGMENT, IGNORED FOR OVERLAY PROCESS
|
||||
SEGMENT: ?PR?I2C_WAIT?MAIN
|
||||
|
||||
Program Size: data=32.2 xdata=128 code=2070
|
||||
LINK/LOCATE RUN COMPLETE. 1 WARNING(S), 0 ERROR(S)
|
||||
374
Listings/main.lst
Normal file
374
Listings/main.lst
Normal file
@ -0,0 +1,374 @@
|
||||
C51 COMPILER V9.55 MAIN 04/10/2026 09:44:22 PAGE 1
|
||||
|
||||
|
||||
C51 COMPILER V9.55, COMPILATION OF MODULE MAIN
|
||||
OBJECT MODULE PLACED IN .\Objects\main.obj
|
||||
COMPILER INVOKED BY: C:\Keil_v5\C51\BIN\C51.EXE main.c OPTIMIZE(8,SPEED) BROWSE DEBUG OBJECTEXTEND PRINT(.\Listings\main
|
||||
-.lst) TABS(2) OBJECT(.\Objects\main.obj)
|
||||
|
||||
line level source
|
||||
|
||||
1 /*
|
||||
2 * 文件名: main.c
|
||||
3 * 功能: STC8G1K08 I2C设备扫描器
|
||||
4 * 描述:
|
||||
5 * 1. 作为I2C主机扫描所有7位地址0x00-0x7F，接收并记录所有应答
|
||||
6 * 2. 每5秒自动进行一次扫描
|
||||
7 * 3. 每次扫描完成后通过UART输出所有应答地址
|
||||
8 * 芯片: STC8G1K08
|
||||
9 * 系统时钟: 11.0592MHz
|
||||
10 */
|
||||
11
|
||||
12 #include "reg51.h"
|
||||
13 #include "intrins.h"
|
||||
14 #include <stdio.h>
|
||||
15
|
||||
16 /* 定义STC8G专用寄存器 */
|
||||
17 sfr P_SW2 = 0xba; // 端口切换寄存器
|
||||
18 sfr AUXR = 0x8e; // 辅助寄存器
|
||||
19 sfr T2L = 0xd7; // 定时器2低字节
|
||||
20 sfr T2H = 0xd6; // 定时器2高字节
|
||||
21
|
||||
22 /* 定义I2C相关寄存器（使用xdata指针访问扩展SFR） */
|
||||
23 #define I2CCFG (*(unsigned char volatile xdata *)0xfe80) // I2C配置寄存器
|
||||
24 #define I2CMSCR (*(unsigned char volatile xdata *)0xfe81) // I2C主机控制寄存器
|
||||
25 #define I2CMSST (*(unsigned char volatile xdata *)0xfe82) // I2C主机状态寄存器
|
||||
26 #define I2CSLCR (*(unsigned char volatile xdata *)0xfe83) // I2C从机控制寄存器
|
||||
27 #define I2CSLST (*(unsigned char volatile xdata *)0xfe84) // I2C从机状态寄存器
|
||||
28 #define I2CSLADR (*(unsigned char volatile xdata *)0xfe85) // I2C从机地址寄存器
|
||||
29 #define I2CTXD (*(unsigned char volatile xdata *)0xfe86) // I2C数据发送寄存器
|
||||
30 #define I2CRXD (*(unsigned char volatile xdata *)0xfe87) // I2C数据接收寄存器
|
||||
31
|
||||
32 /* 定义端口模式寄存器 */
|
||||
33 sfr P1M1 = 0x91; // P1模式配置寄存器1
|
||||
34 sfr P1M0 = 0x92; // P1模式配置寄存器0
|
||||
35
|
||||
36 /* 定义I2C引脚 */
|
||||
37 sbit SDA = P1^4; // I2C数据线
|
||||
38 sbit SCL = P1^5; // I2C时钟线
|
||||
39
|
||||
40 /* 定义LED引脚 */
|
||||
41 sbit LED = P1^2; // 状态指示LED
|
||||
42
|
||||
43 /* 全局变量 */
|
||||
44 bit busy; // I2C忙碌标志位
|
||||
45
|
||||
46 /**
|
||||
47 * @brief I2C中断服务函数
|
||||
48 * @note 用于处理I2C通信完成事件
|
||||
49 */
|
||||
50 void I2C_Isr() interrupt 24 // 关键修复：中断号从24改为7
|
||||
51 {
|
||||
52 1 _push_(P_SW2); // 保存P_SW2寄存器
|
||||
53 1 P_SW2 |= 0x80; // 访问扩展寄存器
|
||||
54 1 if (I2CMSST & 0x40) // 检查中断标志位（BIT6: 主机操作完成）
|
||||
C51 COMPILER V9.55 MAIN 04/10/2026 09:44:22 PAGE 2
|
||||
|
||||
55 1 {
|
||||
56 2 I2CMSST &= ~0x40; // 清除中断标志
|
||||
57 2 busy = 0; // 清除忙碌标志
|
||||
58 2 }
|
||||
59 1 _pop_(P_SW2); // 恢复P_SW2寄存器
|
||||
60 1 }
|
||||
61
|
||||
62 /**
|
||||
63 * @brief 延时函数
|
||||
64 * @param ms 延时毫秒数
|
||||
65 * @note 系统时钟11.0592MHz
|
||||
66 */
|
||||
67 void Delay_ms(unsigned int ms)
|
||||
68 {
|
||||
69 1 unsigned int i, j;
|
||||
70 1 for (i = 0; i < ms; i++)
|
||||
71 1 {
|
||||
72 2 for (j = 0; j < 1100; j++); // 修正延时参数，更准确的1ms
|
||||
73 2 }
|
||||
74 1 }
|
||||
75
|
||||
76 /**
|
||||
77 * @brief 等待I2C操作完成
|
||||
78 */
|
||||
79 void I2C_Wait()
|
||||
80 {
|
||||
81 1 while(!(I2CMSST & 0x40)); // 等待中断标志置位
|
||||
82 1 I2CMSST &= ~0x40; // 清除中断标志
|
||||
83 1 }
|
||||
84
|
||||
85 /**
|
||||
86 * @brief 发送I2C起始信号
|
||||
87 */
|
||||
88 void I2C_Start()
|
||||
89 {
|
||||
90 1 busy = 1; // 设置忙碌标志
|
||||
91 1 I2CMSCR = 0x81; // 发送START命令（0x80=主机模式，0x01=START）
|
||||
92 1 while (busy); // 等待操作完成
|
||||
93 1 }
|
||||
94
|
||||
95 /**
|
||||
96 * @brief 发送I2C数据
|
||||
97 * @param dat 要发送的数据
|
||||
98 */
|
||||
99 void I2C_SendData(unsigned char dat)
|
||||
100 {
|
||||
101 1 I2CTXD = dat; // 写数据到发送缓冲区
|
||||
102 1 busy = 1; // 设置忙碌标志
|
||||
103 1 I2CMSCR = 0x82; // 发送SEND命令（0x80=主机模式，0x02=SEND）
|
||||
104 1 while (busy); // 等待操作完成
|
||||
105 1 }
|
||||
106
|
||||
107 /**
|
||||
108 * @brief 接收I2C应答信号
|
||||
109 */
|
||||
110 void I2C_RecvACK()
|
||||
111 {
|
||||
112 1 busy = 1; // 设置忙碌标志
|
||||
113 1 I2CMSCR = 0x83; // 发送读ACK命令（0x80=主机模式，0x03=RECV ACK）
|
||||
114 1 while (busy); // 等待操作完成
|
||||
115 1 }
|
||||
116
|
||||
C51 COMPILER V9.55 MAIN 04/10/2026 09:44:22 PAGE 3
|
||||
|
||||
117 /**
|
||||
118 * @brief 发送I2C停止信号
|
||||
119 */
|
||||
120 void I2C_Stop()
|
||||
121 {
|
||||
122 1 busy = 1; // 增加busy标志，保持逻辑一致
|
||||
123 1 I2CMSCR = 0x86; // 发送STOP命令（0x80=主机模式，0x06=STOP）
|
||||
124 1 while (busy); // 等待操作完成
|
||||
125 1 }
|
||||
126
|
||||
127 /**
|
||||
128 * @brief I2C初始化函数
|
||||
129 * @note 配置P1.4为SDA，P1.5为SCL，设置50kHz通信速率，启用中断
|
||||
130 */
|
||||
131 void I2C_Init()
|
||||
132 {
|
||||
133 1 /* 配置端口模式 */
|
||||
134 1 P1M0 = 0x04; // P1.2设置为推挽输出（LED），P1.4和P1.5保持准双向口
|
||||
135 1 P1M1 = 0x00;
|
||||
136 1
|
||||
137 1 /* 访问扩展寄存器 */
|
||||
138 1 P_SW2 = 0x80;
|
||||
139 1
|
||||
140 1 /* 配置I2C参数 */
|
||||
141 1 // 0xF3 = 11110011
|
||||
142 1 // bit7=1: 启用I2C
|
||||
143 1 // bit6=1: 主机模式
|
||||
144 1 // bit5=1: 启用I2C中断（关键修复：开启中断）
|
||||
145 1 // bit4~0=0x13: MSSPEED=19，计算50kHz：11059200/(2*(19+4)*2)=~50kHz
|
||||
146 1 I2CCFG = 0xF3;
|
||||
147 1
|
||||
148 1 /* 初始化I2C状态 */
|
||||
149 1 I2CMSST = 0x00;
|
||||
150 1
|
||||
151 1 /* 启用全局中断和I2C中断 */
|
||||
152 1 EA = 1; // 全局中断使能
|
||||
153 1 }
|
||||
154
|
||||
155 /* I2C扫描缓冲区，用于存储检测到的设备地址 */
|
||||
156 unsigned char xdata i2c_scan_buffer[128]; // 7位地址最多128个
|
||||
157 unsigned char scan_count = 0; // 扫描到的设备数量
|
||||
158
|
||||
159 /**
|
||||
160 * @brief 扫描指定I2C 7位地址
|
||||
161 * @param addr 要扫描的7位I2C地址（0x00-0x7F）
|
||||
162 * @return 1表示收到应答，0表示无应答
|
||||
163 */
|
||||
164 bit I2C_ScanAddress(unsigned char addr)
|
||||
165 {
|
||||
166 1 bit ack_received = 0; // 应答接收标志
|
||||
167 1
|
||||
168 1 /* 跳过保留地址0x00（通用呼叫地址） */
|
||||
169 1 if (addr == 0x00)
|
||||
170 1 {
|
||||
171 2 return 0;
|
||||
172 2 }
|
||||
173 1
|
||||
174 1 I2C_Start(); // 发送起始信号
|
||||
175 1 I2C_SendData(addr << 1); // 7位地址左移+读写位（0=写）
|
||||
176 1 I2C_RecvACK(); // 接收应答信号
|
||||
177 1
|
||||
178 1 /* 检查是否收到ACK（I2CMSST的bit1为0表示收到ACK） */
|
||||
C51 COMPILER V9.55 MAIN 04/10/2026 09:44:22 PAGE 4
|
||||
|
||||
179 1 if (!(I2CMSST & 0x02))
|
||||
180 1 {
|
||||
181 2 ack_received = 1; // 收到应答
|
||||
182 2 }
|
||||
183 1
|
||||
184 1 I2C_Stop(); // 发送停止信号
|
||||
185 1
|
||||
186 1 return ack_received;
|
||||
187 1 }
|
||||
188
|
||||
189 /**
|
||||
190 * @brief 扫描所有I2C 7位地址（0x00-0x7F）
|
||||
191 * @note 将所有应答的设备地址存储到缓冲区中
|
||||
192 */
|
||||
193 void I2C_ScanAllAddresses(void)
|
||||
194 {
|
||||
195 1 unsigned char i;
|
||||
196 1 scan_count = 0; // 清零扫描计数
|
||||
197 1
|
||||
198 1 /* 遍历所有7位I2C地址（规范扫描范围） */
|
||||
199 1 for (i = 0; i < 128; i++)
|
||||
200 1 {
|
||||
201 2 if (I2C_ScanAddress(i)) // 如果收到应答
|
||||
202 2 {
|
||||
203 3 /* 防止缓冲区溢出 */
|
||||
204 3 if (scan_count < 128)
|
||||
205 3 {
|
||||
206 4 i2c_scan_buffer[scan_count++] = i; // 将7位地址存入缓冲区
|
||||
207 4 }
|
||||
208 3 Delay_ms(1); // 短暂延时，避免总线冲突
|
||||
209 3 }
|
||||
210 2 }
|
||||
211 1 }
|
||||
212
|
||||
213 /**
|
||||
214 * @brief UART1初始化函数
|
||||
215 * @note 波特率115200bps，系统时钟11.0592MHz
|
||||
216 */
|
||||
217 void uart1_init(void)
|
||||
218 {
|
||||
219 1 SCON = 0x50; // 8位UART，允许接收
|
||||
220 1 AUXR |= 0x01; // 串口1选择定时器2为波特率发生器
|
||||
221 1 AUXR &= 0xFB; // 定时器2时钟为12T模式
|
||||
222 1 T2L = 0xFE; // 设置定时器2初值
|
||||
223 1 T2H = 0xFF; // 设置定时器2初值
|
||||
224 1 AUXR |= 0x10; // 启动定时器2
|
||||
225 1 TI = 1; // 设置TI标志，用于printf重定向
|
||||
226 1 }
|
||||
227
|
||||
228 /**
|
||||
229 * @brief putchar重定向函数，用于printf输出
|
||||
230 * @param c 要输出的字符
|
||||
231 * @return 输出的字符
|
||||
232 */
|
||||
233 char putchar(char c)
|
||||
234 {
|
||||
235 1 SBUF = c; // 写入发送缓冲区
|
||||
236 1 while (!TI); // 等待发送完成
|
||||
237 1 TI = 0; // 清除发送完成标志
|
||||
238 1 return c;
|
||||
239 1 }
|
||||
240
|
||||
C51 COMPILER V9.55 MAIN 04/10/2026 09:44:22 PAGE 5
|
||||
|
||||
241 /**
|
||||
242 * @brief 通过UART打印I2C扫描结果
|
||||
243 * @note 输出格式化的扫描结果，包括设备数量和地址列表
|
||||
244 */
|
||||
245 void UART_PrintScanResults(void)
|
||||
246 {
|
||||
247 1 unsigned char i;
|
||||
248 1
|
||||
249 1 printf("\r\n=== I2C扫描结果 ===\r\n");
|
||||
250 1 // printf("检测到的7位I2C设备数量: %d\r\n", scan_count);
|
||||
251 1
|
||||
252 1 if (scan_count > 0)
|
||||
253 1 {
|
||||
254 2 printf("应答地址列表（7位）:\r\n");
|
||||
255 2 for (i = 0; i < scan_count; i++)
|
||||
256 2 {
|
||||
257 3 printf("0x%02X ", i2c_scan_buffer[i]); // 以十六进制格式输出7位地址
|
||||
258 3 if ((i + 1) % 8 == 0) // 每8个地址换行
|
||||
259 3 {
|
||||
260 4 printf("\r\n");
|
||||
261 4 }
|
||||
262 3 }
|
||||
263 2 printf("\r\n");
|
||||
264 2 printf("对应发送地址（8位写模式）:\r\n");
|
||||
265 2 for (i = 0; i < scan_count; i++)
|
||||
266 2 {
|
||||
267 3 printf("0x%02X ", i2c_scan_buffer[i] << 1);
|
||||
268 3 if ((i + 1) % 8 == 0) // 每8个地址换行
|
||||
269 3 {
|
||||
270 4 printf("\r\n");
|
||||
271 4 }
|
||||
272 3 }
|
||||
273 2 printf("\r\n");
|
||||
274 2 }
|
||||
275 1 else
|
||||
276 1 {
|
||||
277 2 printf("未检测到任何I2C设备\r\n");
|
||||
278 2 }
|
||||
279 1 printf("==================\r\n");
|
||||
280 1 }
|
||||
281
|
||||
282
|
||||
283
|
||||
284 void Delay5000ms(void) //@11.0592MHz
|
||||
285 {
|
||||
286 1 unsigned char data i, j, k;
|
||||
287 1
|
||||
288 1 _nop_();
|
||||
289 1 _nop_();
|
||||
290 1 i = 211;
|
||||
291 1 j = 30;
|
||||
292 1 k = 11;
|
||||
293 1 do
|
||||
294 1 {
|
||||
295 2 do
|
||||
296 2 {
|
||||
297 3 while (--k);
|
||||
298 3 } while (--j);
|
||||
299 2 } while (--i);
|
||||
300 1 }
|
||||
301
|
||||
302 /**
|
||||
C51 COMPILER V9.55 MAIN 04/10/2026 09:44:22 PAGE 6
|
||||
|
||||
303 * @brief 主函数
|
||||
304 */
|
||||
305 void main()
|
||||
306 {
|
||||
307 1 /* 初始化各模块 */
|
||||
308 1 I2C_Init(); // 初始化I2C
|
||||
309 1 uart1_init(); // 初始化UART1
|
||||
310 1
|
||||
311 1 LED = 0; // 点亮LED（推挽输出低电平点亮）
|
||||
312 1
|
||||
313 1 /* 输出启动信息 */
|
||||
314 1 printf("\r\n");
|
||||
315 1 printf("========================================\r\n");
|
||||
316 1 printf(" STC8G1K08 I2C设备扫描器\r\n");
|
||||
317 1 printf("========================================\r\n");
|
||||
318 1 printf("系统初始化完成...\r\n");
|
||||
319 1 printf("每5秒自动扫描一次I2C总线\r\n");
|
||||
320 1 printf("========================================\r\n");
|
||||
321 1
|
||||
322 1 /* 主循环 */
|
||||
323 1 while (1)
|
||||
324 1 {
|
||||
325 2 /* LED闪烁指示扫描开始 */
|
||||
326 2 LED = 1; // 熄灭LED
|
||||
327 2 Delay_ms(100);
|
||||
328 2 LED = 0; // 点亮LED
|
||||
329 2
|
||||
330 2 printf("\r\n[开始扫描...]\r\n");
|
||||
331 2 I2C_ScanAllAddresses(); // 执行I2C扫描
|
||||
332 2 printf("[扫描完成]\r\n");
|
||||
333 2
|
||||
334 2 UART_PrintScanResults(); // 输出扫描结果
|
||||
335 2
|
||||
336 2 scan_count = 0; // 清零扫描计数，准备下一次扫描
|
||||
337 2
|
||||
338 2 Delay5000ms(); // 等待5秒后再次扫描
|
||||
339 2 }
|
||||
340 1 }
|
||||
|
||||
|
||||
MODULE INFORMATION: STATIC OVERLAYABLE
|
||||
CODE SIZE = 576 ----
|
||||
CONSTANT SIZE = 342 ----
|
||||
XDATA SIZE = 128 ----
|
||||
PDATA SIZE = ---- ----
|
||||
DATA SIZE = 1 1
|
||||
IDATA SIZE = ---- ----
|
||||
BIT SIZE = 1 1
|
||||
END OF MODULE INFORMATION.
|
||||
|
||||
|
||||
C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)
|
||||
BIN
Objects/STARTUP.obj
Normal file
BIN
Objects/STARTUP.obj
Normal file
Binary file not shown.
BIN
Objects/STC8G1K08_I2C_SCAN
Normal file
BIN
Objects/STC8G1K08_I2C_SCAN
Normal file
Binary file not shown.
37
Objects/STC8G1K08_I2C_SCAN.build_log.htm
Normal file
37
Objects/STC8G1K08_I2C_SCAN.build_log.htm
Normal file
@ -0,0 +1,37 @@
|
||||
<html>
|
||||
<body>
|
||||
<pre>
|
||||
<h1><EFBFBD>Vision Build Log</h1>
|
||||
<h2>Tool Versions:</h2>
|
||||
IDE-Version: <20><>Vision V5.43.1.0
|
||||
Copyright (C) 2025 ARM Ltd and ARM Germany GmbH. All rights reserved.
|
||||
License Information: x xtell, x, LIC=58E4T-RI3SS-94BS2-9VME3-DGA97-597R7
|
||||
|
||||
Tool Versions:
|
||||
Toolchain: PK51 Prof. Developers Kit Version: 9.55
|
||||
Toolchain Path: C:\Keil_v5\C51\BIN
|
||||
C Compiler: C51.exe V9.55
|
||||
Assembler: A51.exe V8.02c
|
||||
Linker/Locator: BL51.exe V6.22
|
||||
Library Manager: LIB51.exe V4.30.1.0
|
||||
Hex Converter: OH51.exe V2.7.0.0
|
||||
CPU DLL: S8051.DLL V3.101.0.0
|
||||
Dialog DLL: DP51.DLL V2.62.0.1
|
||||
<h2>Project:</h2>
|
||||
C:\workfile\102_RasberryPi_DSI\software\STC8G1K08_I2C_SCAN\STC8G1K08_I2C_SCAN.uvproj
|
||||
Project File Date: 02/13/2026
|
||||
|
||||
<h2>Output:</h2>
|
||||
Rebuild target 'Target_1'
|
||||
assembling STARTUP.A51...
|
||||
compiling main.c...
|
||||
linking...
|
||||
*** WARNING L16: UNCALLED SEGMENT, IGNORED FOR OVERLAY PROCESS
|
||||
SEGMENT: ?PR?I2C_WAIT?MAIN
|
||||
Program Size: data=32.2 xdata=128 code=2070
|
||||
creating hex file from ".\Objects\STC8G1K08_I2C_SCAN"...
|
||||
".\Objects\STC8G1K08_I2C_SCAN" - 0 Error(s), 1 Warning(s).
|
||||
Build Time Elapsed: 00:00:01
|
||||
</pre>
|
||||
</body>
|
||||
</html>
|
||||
148
Objects/STC8G1K08_I2C_SCAN.hex
Normal file
148
Objects/STC8G1K08_I2C_SCAN.hex
Normal file
@ -0,0 +1,148 @@
|
||||
:03000000020606EF
|
||||
:0C060600787FE4F6D8FD75812102064DD6
|
||||
:100422000D0A3D3D3D20493243E689ABE68F8FE719
|
||||
:10043200BB93E69E9C203D3D3D0D0A00E5BA94E744
|
||||
:10044200AD94E59CB0E59D80E58897E8A1A8EFBC56
|
||||
:100452008837E4BD8DEFBC893A0D0A00307825302B
|
||||
:10046200325820000D0A00E5AFB9E5BA94E58F9144
|
||||
:10047200E98081E59CB0E59D80EFBC8838E4BD8DC4
|
||||
:10048200E58699E6A8A1E5BC8FEFBC893A0D0A0082
|
||||
:10049200E69CAAE6A380E6B58BE588B0E4BBBBE4A4
|
||||
:1004A200BD95493243E8AEBEE5A4870D0A003D3D45
|
||||
:1004B2003D3D3D3D3D3D3D3D3D3D3D3D3D3D3D3D6A
|
||||
:1004C2000D0A003D3D3D3D3D3D3D3D3D3D3D3D3DFA
|
||||
:1004D2003D3D3D3D3D3D3D3D3D3D3D3D3D3D3D3D4A
|
||||
:1004E2003D3D3D3D3D3D3D3D3D3D3D0D0A00202014
|
||||
:1004F2005354433847314B303820493243E8AEBE7B
|
||||
:10050200E5A487E689ABE68F8FE599A80D0A00E797
|
||||
:10051200B3BBE7BB9FE5889DE5A78BE58C96E5AE6F
|
||||
:100522008CE688902E2E2E0D0A00E6AF8F35E7A7B7
|
||||
:1005320092E887AAE58AA8E689ABE68F8FE4B880BD
|
||||
:10054200E6ACA1493243E680BBE7BABF0D0A000D13
|
||||
:100552000A5BE5BC80E5A78BE689ABE68F8F2E2E82
|
||||
:100562002E5D0D0A005BE689ABE68F8FE5AE8CE669
|
||||
:0605720088905D0D0A00F7
|
||||
:03081500011D00C2
|
||||
:0300C300020755DC
|
||||
:10075500C0E0C083C082C0BA43BA8090FE82E03058
|
||||
:10076500E606E054BFF0C209D0BAD082D083D0E00B
|
||||
:010775003251
|
||||
:10077600E4FDFCC3ED9FEC9E5015E4FBFA0BBB00B9
|
||||
:0F078600010ABA04F8BB4CF50DBD00010C80E46C
|
||||
:010795002241
|
||||
:0F07D30090FE82E030E6F990FE82E054BFF02203
|
||||
:0C07F100D20990FE817481F02009FD22E5
|
||||
:1007C20090FE86EFF0D20990FE817482F02009FD3E
|
||||
:0107D2002204
|
||||
:0C07FD00D20990FE817483F02009FD22D7
|
||||
:0C080900D20990FE817486F02009FD22C7
|
||||
:10079600759204E4F59175BA8090FE8074F3F0903A
|
||||
:0707A600FE82E4F0D2AF2255
|
||||
:10073200C200EF7002C3221207F1EF25E0FF120799
|
||||
:10074200C21207FD90FE82E020E102D200120809E7
|
||||
:02075200A20003
|
||||
:010754002282
|
||||
:10070400E4F51DF9AF01120732501EE51DC39480B4
|
||||
:100714005010AF1D051D74002FF582E43400F583DD
|
||||
:0D072400E9F07F017E0012077609B980D749
|
||||
:0107310022A5
|
||||
:1007AD00759850438E01538EFB75D7FE75D6FF435A
|
||||
:0507BD008E10D299220C
|
||||
:0800B8008F993099FDC29922D5
|
||||
:100003007BFF7A047922120128E51DD39400500363
|
||||
:100013000200A67BFF7A04793E120128E4F508E585
|
||||
:1000230008C3951D502B7BFF7A04795E7400250865
|
||||
:10003300F582E43400F583E0F50C120128E50804A9
|
||||
:10004300540770097BFF7A0479661201280508803A
|
||||
:10005300CE7BFF7A0479661201287BFF7A047969E3
|
||||
:10006300120128E4F508E508C3951D502E7BFF7A9D
|
||||
:1000730004795E74002508F582E43400F583E0FF1B
|
||||
:1000830025E0F50C120128E50804540770097BFFED
|
||||
:100093007A047966120128050880CB7BFF7A0479FC
|
||||
:1000A3006680067BFF7A0479921201287BFF7A042B
|
||||
:0500B30079B0020128F4
|
||||
:0E07E20000007FD37E1E7D0BDDFEDEFCDFFA05
|
||||
:0107F00022E6
|
||||
:100692001207961207ADC2927BFF7A0479661201A5
|
||||
:1006A200287BFF7A0479C51201287BFF7A0479F04E
|
||||
:1006B2001201287BFF7A0479C51201287BFF7A0593
|
||||
:1006C20079111201287BFF7A05792C1201287BFF10
|
||||
:1006D2007A0479C5120128D2927F647E00120776CD
|
||||
:1006E200C2927BFF7A0579511201281207047BFF1F
|
||||
:1006F2007A057967120128120003E4F51D1207E258
|
||||
:0207020080D5A0
|
||||
:10061200020692E493A3F8E493A34003F68001F266
|
||||
:1006220008DFF48029E493A3F85407240CC8C333E9
|
||||
:10063200C4540F4420C8834004F456800146F6DFB8
|
||||
:10064200E4800B0102040810204080900815E47E2B
|
||||
:10065200019360BCA3FF543F30E509541FFEE493AD
|
||||
:10066200A360010ECF54C025E060A840B8E493A374
|
||||
:10067200FAE493A3F8E493A3C8C582C8CAC583CA9F
|
||||
:10068200F0A3C8C582C8CAC583CADFE9DEE780BE57
|
||||
:0108180000DF
|
||||
:1000C600E518240CF8E60518227809300702780CA2
|
||||
:1000D600E475F0011205D00205782000EB7F2ED2E0
|
||||
:1000E600008018EF540F2490D43440D4FF30040B12
|
||||
:1000F600EF24BFB41A0050032461FFE5196002150E
|
||||
:1001060019051CE51C7002051B30070D7809E475FE
|
||||
:10011600F0011205D0EF0205BE0200B87403D20743
|
||||
:100126008003E4C207F5188B098A0A890BE4F519DE
|
||||
:10013600F51BF51CE51960077F2012010180F57596
|
||||
:100146001AFFC201C200C202C203C205C206C20829
|
||||
:100156001200CFFF700D3007057F00120112AF1C91
|
||||
:10016600AE1B22B4255FC2D5C2041200CFFF24D035
|
||||
:10017600B40A00501A75F00A781930D50508B6FF8A
|
||||
:100186000106C6A426F620D5047002D20380D9241F
|
||||
:10019600CFB41A00EF5004C2E5D204020312D20112
|
||||
:1001A60080C6D20080C0D20280BCD2D580BAD20529
|
||||
:1001B60080B47F201201012002077401B5190040A6
|
||||
:1001C600F11200C6FF12010102013AD208D20680DE
|
||||
:1001D600951200C6FB1200C6FA1200C6F94A4B7009
|
||||
:1001E6000679E37A037BFF20022EE519602A7E005A
|
||||
:1001F6008E8275830012059160060EEE651A70F008
|
||||
:10020600C2D5EBC0E0EAC0E0E9C0E0EE120359D087
|
||||
:10021600E0F9D0E0FAD0E0FB120578FF60AAEBC067
|
||||
:10022600E0EAC0E0E9C0E0120101D0E02401F9D023
|
||||
:10023600E03400FAD0E0FBE51A0460DCD51AD98078
|
||||
:10024600877BFF7A037955D202809C7910800279E8
|
||||
:1002560008C206C2088008D2D5790A8004790AC283
|
||||
:10026600D5E51A047002F51AE4FAFDFEFF1200C67F
|
||||
:10027600FC7B082001131200C6FD7B1030000A1219
|
||||
:1002860000C6FE1200C6FF7B20EC3382D592D55005
|
||||
:1002960013C3E43000069FFFE49EFEE42001039DA5
|
||||
:1002A600FDE49CFCE4CBF8C201EC700CCFCECDCCC7
|
||||
:1002B600E824F8F870F38017C3EF33FFEE33FEED52
|
||||
:1002C60033FDEC33FCEB33FB994002FB0FD8E9EB33
|
||||
:1002D600300105F8D0E0C448B201C0E00AEC4D4E4A
|
||||
:1002E6004F78207B0070C2EAB51A0040BCC0E0120D
|
||||
:1002F600035BD0F0D0E0200104C4C0E0C4B201C06A
|
||||
:10030600F01200EAD0F0D5F0EB02013A1205E00156
|
||||
:10031600D75302515801A84C01A44202554F025D21
|
||||
:0F03260044025D4901BD43026355024746024749
|
||||
:100335004502474704035001AC2D01B02E01D32BD4
|
||||
:1003450001B42301D12003EC2A016C48000001CB44
|
||||
:100355003F3F3F00790AA2D5200314300509B910A3
|
||||
:10036500020404B9080104A2D520060250010420A4
|
||||
:1003750002689202B519005034C0E07F203003199D
|
||||
:100385007F30A20272067205500F1203B2C202C27A
|
||||
:1003950006C205C2087F30800F300503E9C0E012B0
|
||||
:1003A5000101300503D0E0F9D0E0B519CC300517CF
|
||||
:1003B5007F30B9100C1201017F583004077F788017
|
||||
:1003C50003B908031201013002057F2D0201017FE7
|
||||
:1003D500202008F87F2B2006F322920280CF286E7A
|
||||
:1003E500756C6C2900D2011200C63001F8C2017883
|
||||
:1003F5001930D50108F602016C2D504349581200F9
|
||||
:10040500C62403B405004001E49003FE931200F2F4
|
||||
:0D041500743A1200F2D2037519040202516C
|
||||
:10057800BB010689828A83E0225002E722BBFE0281
|
||||
:09058800E32289828A83E49322B4
|
||||
:10059100BB010CE58229F582E5833AF583E022501F
|
||||
:1005A10006E92582F8E622BBFE06E92582F8E22269
|
||||
:0D05B100E58229F582E5833AF583E4932283
|
||||
:1005BE00BB010689828A83F0225002F722BBFE011C
|
||||
:0205CE00F32216
|
||||
:1005D000FAE6FB0808E6F925F0F618E6CA3AF6222C
|
||||
:1005E000D083D082F8E4937012740193700DA3A3AA
|
||||
:1005F00093F8740193F5828883E4737402936860BE
|
||||
:06060000EFA3A3A380DFBD
|
||||
:00000001FF
|
||||
4
Objects/STC8G1K08_I2C_SCAN.lnp
Normal file
4
Objects/STC8G1K08_I2C_SCAN.lnp
Normal file
@ -0,0 +1,4 @@
|
||||
".\Objects\STARTUP.obj",
|
||||
".\Objects\main.obj"
|
||||
TO ".\Objects\STC8G1K08_I2C_SCAN"
|
||||
PRINT(".\Listings\STC8G1K08_I2C_SCAN.m51") RAMSIZE(256)
|
||||
BIN
Objects/main.obj
Normal file
BIN
Objects/main.obj
Normal file
Binary file not shown.
198
STARTUP.A51
Normal file
198
STARTUP.A51
Normal file
@ -0,0 +1,198 @@
|
||||
$NOMOD51
|
||||
;------------------------------------------------------------------------------
|
||||
; This file is part of the C51 Compiler package
|
||||
; Copyright (c) 1988-2005 Keil Elektronik GmbH and Keil Software, Inc.
|
||||
; Version 8.01
|
||||
;
|
||||
; *** <<< Use Configuration Wizard in Context Menu >>> ***
|
||||
;------------------------------------------------------------------------------
|
||||
; STARTUP.A51: This code is executed after processor reset.
|
||||
;
|
||||
; To translate this file use A51 with the following invocation:
|
||||
;
|
||||
; A51 STARTUP.A51
|
||||
;
|
||||
; To link the modified STARTUP.OBJ file to your application use the following
|
||||
; Lx51 invocation:
|
||||
;
|
||||
; Lx51 your object file list, STARTUP.OBJ controls
|
||||
;
|
||||
;------------------------------------------------------------------------------
|
||||
;
|
||||
; User-defined <h> Power-On Initialization of Memory
|
||||
;
|
||||
; With the following EQU statements the initialization of memory
|
||||
; at processor reset can be defined:
|
||||
;
|
||||
; <o> IDATALEN: IDATA memory size <0x0-0x100>
|
||||
; <i> Note: The absolute start-address of IDATA memory is always 0
|
||||
; <i> The IDATA space overlaps physically the DATA and BIT areas.
|
||||
IDATALEN EQU 80H
|
||||
;
|
||||
; <o> XDATASTART: XDATA memory start address <0x0-0xFFFF>
|
||||
; <i> The absolute start address of XDATA memory
|
||||
XDATASTART EQU 0
|
||||
;
|
||||
; <o> XDATALEN: XDATA memory size <0x0-0xFFFF>
|
||||
; <i> The length of XDATA memory in bytes.
|
||||
XDATALEN EQU 0
|
||||
;
|
||||
; <o> PDATASTART: PDATA memory start address <0x0-0xFFFF>
|
||||
; <i> The absolute start address of PDATA memory
|
||||
PDATASTART EQU 0H
|
||||
;
|
||||
; <o> PDATALEN: PDATA memory size <0x0-0xFF>
|
||||
; <i> The length of PDATA memory in bytes.
|
||||
PDATALEN EQU 0H
|
||||
;
|
||||
;</h>
|
||||
;------------------------------------------------------------------------------
|
||||
;
|
||||
;<h> Reentrant Stack Initialization
|
||||
;
|
||||
; The following EQU statements define the stack pointer for reentrant
|
||||
; functions and initialized it:
|
||||
;
|
||||
; <h> Stack Space for reentrant functions in the SMALL model.
|
||||
; <q> IBPSTACK: Enable SMALL model reentrant stack
|
||||
; <i> Stack space for reentrant functions in the SMALL model.
|
||||
IBPSTACK EQU 0 ; set to 1 if small reentrant is used.
|
||||
; <o> IBPSTACKTOP: End address of SMALL model stack <0x0-0xFF>
|
||||
; <i> Set the top of the stack to the highest location.
|
||||
IBPSTACKTOP EQU 0xFF +1 ; default 0FFH+1
|
||||
; </h>
|
||||
;
|
||||
; <h> Stack Space for reentrant functions in the LARGE model.
|
||||
; <q> XBPSTACK: Enable LARGE model reentrant stack
|
||||
; <i> Stack space for reentrant functions in the LARGE model.
|
||||
XBPSTACK EQU 0 ; set to 1 if large reentrant is used.
|
||||
; <o> XBPSTACKTOP: End address of LARGE model stack <0x0-0xFFFF>
|
||||
; <i> Set the top of the stack to the highest location.
|
||||
XBPSTACKTOP EQU 0xFFFF +1 ; default 0FFFFH+1
|
||||
; </h>
|
||||
;
|
||||
; <h> Stack Space for reentrant functions in the COMPACT model.
|
||||
; <q> PBPSTACK: Enable COMPACT model reentrant stack
|
||||
; <i> Stack space for reentrant functions in the COMPACT model.
|
||||
PBPSTACK EQU 0 ; set to 1 if compact reentrant is used.
|
||||
;
|
||||
; <o> PBPSTACKTOP: End address of COMPACT model stack <0x0-0xFFFF>
|
||||
; <i> Set the top of the stack to the highest location.
|
||||
PBPSTACKTOP EQU 0xFF +1 ; default 0FFH+1
|
||||
; </h>
|
||||
;</h>
|
||||
;------------------------------------------------------------------------------
|
||||
;
|
||||
; Memory Page for Using the Compact Model with 64 KByte xdata RAM
|
||||
; <e>Compact Model Page Definition
|
||||
;
|
||||
; <i>Define the XDATA page used for PDATA variables.
|
||||
; <i>PPAGE must conform with the PPAGE set in the linker invocation.
|
||||
;
|
||||
; Enable pdata memory page initalization
|
||||
PPAGEENABLE EQU 0 ; set to 1 if pdata object are used.
|
||||
;
|
||||
; <o> PPAGE number <0x0-0xFF>
|
||||
; <i> uppermost 256-byte address of the page used for PDATA variables.
|
||||
PPAGE EQU 0
|
||||
;
|
||||
; <o> SFR address which supplies uppermost address byte <0x0-0xFF>
|
||||
; <i> most 8051 variants use P2 as uppermost address byte
|
||||
PPAGE_SFR DATA 0A0H
|
||||
;
|
||||
; </e>
|
||||
;------------------------------------------------------------------------------
|
||||
|
||||
; Standard SFR Symbols
|
||||
ACC DATA 0E0H
|
||||
B DATA 0F0H
|
||||
SP DATA 81H
|
||||
DPL DATA 82H
|
||||
DPH DATA 83H
|
||||
|
||||
NAME ?C_STARTUP
|
||||
|
||||
|
||||
?C_C51STARTUP SEGMENT CODE
|
||||
?STACK SEGMENT IDATA
|
||||
|
||||
RSEG ?STACK
|
||||
DS 1
|
||||
|
||||
EXTRN CODE (?C_START)
|
||||
PUBLIC ?C_STARTUP
|
||||
|
||||
CSEG AT 0
|
||||
?C_STARTUP: LJMP STARTUP1
|
||||
|
||||
RSEG ?C_C51STARTUP
|
||||
|
||||
STARTUP1:
|
||||
|
||||
IF IDATALEN <> 0
|
||||
MOV R0,#IDATALEN - 1
|
||||
CLR A
|
||||
IDATALOOP: MOV @R0,A
|
||||
DJNZ R0,IDATALOOP
|
||||
ENDIF
|
||||
|
||||
IF XDATALEN <> 0
|
||||
MOV DPTR,#XDATASTART
|
||||
MOV R7,#LOW (XDATALEN)
|
||||
IF (LOW (XDATALEN)) <> 0
|
||||
MOV R6,#(HIGH (XDATALEN)) +1
|
||||
ELSE
|
||||
MOV R6,#HIGH (XDATALEN)
|
||||
ENDIF
|
||||
CLR A
|
||||
XDATALOOP: MOVX @DPTR,A
|
||||
INC DPTR
|
||||
DJNZ R7,XDATALOOP
|
||||
DJNZ R6,XDATALOOP
|
||||
ENDIF
|
||||
|
||||
IF PPAGEENABLE <> 0
|
||||
MOV PPAGE_SFR,#PPAGE
|
||||
ENDIF
|
||||
|
||||
IF PDATALEN <> 0
|
||||
MOV R0,#LOW (PDATASTART)
|
||||
MOV R7,#LOW (PDATALEN)
|
||||
CLR A
|
||||
PDATALOOP: MOVX @R0,A
|
||||
INC R0
|
||||
DJNZ R7,PDATALOOP
|
||||
ENDIF
|
||||
|
||||
IF IBPSTACK <> 0
|
||||
EXTRN DATA (?C_IBP)
|
||||
|
||||
MOV ?C_IBP,#LOW IBPSTACKTOP
|
||||
ENDIF
|
||||
|
||||
IF XBPSTACK <> 0
|
||||
EXTRN DATA (?C_XBP)
|
||||
|
||||
MOV ?C_XBP,#HIGH XBPSTACKTOP
|
||||
MOV ?C_XBP+1,#LOW XBPSTACKTOP
|
||||
ENDIF
|
||||
|
||||
IF PBPSTACK <> 0
|
||||
EXTRN DATA (?C_PBP)
|
||||
MOV ?C_PBP,#LOW PBPSTACKTOP
|
||||
ENDIF
|
||||
|
||||
MOV SP,#?STACK-1
|
||||
|
||||
; This code is required if you use L51_BANK.A51 with Banking Mode 4
|
||||
;<h> Code Banking
|
||||
; <q> Select Bank 0 for L51_BANK.A51 Mode 4
|
||||
#if 0
|
||||
; <i> Initialize bank mechanism to code bank 0 when using L51_BANK.A51 with Banking Mode 4.
|
||||
EXTRN CODE (?B_SWITCH0)
|
||||
CALL ?B_SWITCH0 ; init bank mechanism to code bank 0
|
||||
#endif
|
||||
;</h>
|
||||
LJMP ?C_START
|
||||
|
||||
END
|
||||
3619
STC8G1K08_I2C_SCAN.uvgui.xtell
Normal file
3619
STC8G1K08_I2C_SCAN.uvgui.xtell
Normal file
File diff suppressed because one or more lines are too long
197
STC8G1K08_I2C_SCAN.uvopt
Normal file
197
STC8G1K08_I2C_SCAN.uvopt
Normal file
@ -0,0 +1,197 @@
|
||||
<?xml version="1.0" encoding="UTF-8" standalone="no" ?>
|
||||
<ProjectOpt xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="project_opt.xsd">
|
||||
|
||||
<SchemaVersion>1.0</SchemaVersion>
|
||||
|
||||
<Header>### uVision Project, (C) Keil Software</Header>
|
||||
|
||||
<Extensions>
|
||||
<cExt>*.c</cExt>
|
||||
<aExt>*.s*; *.src; *.a*</aExt>
|
||||
<oExt>*.obj; *.o</oExt>
|
||||
<lExt>*.lib</lExt>
|
||||
<tExt>*.txt; *.h; *.inc; *.md</tExt>
|
||||
<pExt>*.plm</pExt>
|
||||
<CppX>*.cpp; *.cc; *.cxx</CppX>
|
||||
<nMigrate>0</nMigrate>
|
||||
</Extensions>
|
||||
|
||||
<DaveTm>
|
||||
<dwLowDateTime>0</dwLowDateTime>
|
||||
<dwHighDateTime>0</dwHighDateTime>
|
||||
</DaveTm>
|
||||
|
||||
<Target>
|
||||
<TargetName>Target_1</TargetName>
|
||||
<ToolsetNumber>0x0</ToolsetNumber>
|
||||
<ToolsetName>MCS-51</ToolsetName>
|
||||
<TargetOption>
|
||||
<CLK51>35000000</CLK51>
|
||||
<OPTTT>
|
||||
<gFlags>1</gFlags>
|
||||
<BeepAtEnd>1</BeepAtEnd>
|
||||
<RunSim>1</RunSim>
|
||||
<RunTarget>0</RunTarget>
|
||||
<RunAbUc>0</RunAbUc>
|
||||
</OPTTT>
|
||||
<OPTHX>
|
||||
<HexSelection>0</HexSelection>
|
||||
<FlashByte>65535</FlashByte>
|
||||
<HexRangeLowAddress>0</HexRangeLowAddress>
|
||||
<HexRangeHighAddress>0</HexRangeHighAddress>
|
||||
<HexOffset>0</HexOffset>
|
||||
</OPTHX>
|
||||
<OPTLEX>
|
||||
<PageWidth>120</PageWidth>
|
||||
<PageLength>65</PageLength>
|
||||
<TabStop>8</TabStop>
|
||||
<ListingPath>.\Listings\</ListingPath>
|
||||
</OPTLEX>
|
||||
<ListingPage>
|
||||
<CreateCListing>1</CreateCListing>
|
||||
<CreateAListing>1</CreateAListing>
|
||||
<CreateLListing>1</CreateLListing>
|
||||
<CreateIListing>0</CreateIListing>
|
||||
<AsmCond>1</AsmCond>
|
||||
<AsmSymb>1</AsmSymb>
|
||||
<AsmXref>0</AsmXref>
|
||||
<CCond>1</CCond>
|
||||
<CCode>0</CCode>
|
||||
<CListInc>0</CListInc>
|
||||
<CSymb>0</CSymb>
|
||||
<LinkerCodeListing>0</LinkerCodeListing>
|
||||
</ListingPage>
|
||||
<OPTXL>
|
||||
<LMap>1</LMap>
|
||||
<LComments>1</LComments>
|
||||
<LGenerateSymbols>1</LGenerateSymbols>
|
||||
<LLibSym>1</LLibSym>
|
||||
<LLines>1</LLines>
|
||||
<LLocSym>1</LLocSym>
|
||||
<LPubSym>1</LPubSym>
|
||||
<LXref>0</LXref>
|
||||
<LExpSel>0</LExpSel>
|
||||
</OPTXL>
|
||||
<OPTFL>
|
||||
<tvExp>1</tvExp>
|
||||
<tvExpOptDlg>0</tvExpOptDlg>
|
||||
<IsCurrentTarget>1</IsCurrentTarget>
|
||||
</OPTFL>
|
||||
<CpuCode>255</CpuCode>
|
||||
<DebugOpt>
|
||||
<uSim>1</uSim>
|
||||
<uTrg>0</uTrg>
|
||||
<sLdApp>1</sLdApp>
|
||||
<sGomain>1</sGomain>
|
||||
<sRbreak>1</sRbreak>
|
||||
<sRwatch>1</sRwatch>
|
||||
<sRmem>1</sRmem>
|
||||
<sRfunc>1</sRfunc>
|
||||
<sRbox>1</sRbox>
|
||||
<tLdApp>1</tLdApp>
|
||||
<tGomain>0</tGomain>
|
||||
<tRbreak>1</tRbreak>
|
||||
<tRwatch>1</tRwatch>
|
||||
<tRmem>1</tRmem>
|
||||
<tRfunc>0</tRfunc>
|
||||
<tRbox>1</tRbox>
|
||||
<tRtrace>1</tRtrace>
|
||||
<sRSysVw>1</sRSysVw>
|
||||
<tRSysVw>1</tRSysVw>
|
||||
<sRunDeb>0</sRunDeb>
|
||||
<sLrtime>0</sLrtime>
|
||||
<bEvRecOn>1</bEvRecOn>
|
||||
<bSchkAxf>0</bSchkAxf>
|
||||
<bTchkAxf>0</bTchkAxf>
|
||||
<nTsel>-1</nTsel>
|
||||
<sDll></sDll>
|
||||
<sDllPa></sDllPa>
|
||||
<sDlgDll></sDlgDll>
|
||||
<sDlgPa></sDlgPa>
|
||||
<sIfile></sIfile>
|
||||
<tDll></tDll>
|
||||
<tDllPa></tDllPa>
|
||||
<tDlgDll></tDlgDll>
|
||||
<tDlgPa></tDlgPa>
|
||||
<tIfile></tIfile>
|
||||
<pMon></pMon>
|
||||
</DebugOpt>
|
||||
<Breakpoint/>
|
||||
<Tracepoint>
|
||||
<THDelay>0</THDelay>
|
||||
</Tracepoint>
|
||||
<DebugFlag>
|
||||
<trace>0</trace>
|
||||
<periodic>1</periodic>
|
||||
<aLwin>0</aLwin>
|
||||
<aCover>0</aCover>
|
||||
<aSer1>0</aSer1>
|
||||
<aSer2>0</aSer2>
|
||||
<aPa>0</aPa>
|
||||
<viewmode>0</viewmode>
|
||||
<vrSel>0</vrSel>
|
||||
<aSym>0</aSym>
|
||||
<aTbox>0</aTbox>
|
||||
<AscS1>0</AscS1>
|
||||
<AscS2>0</AscS2>
|
||||
<AscS3>0</AscS3>
|
||||
<aSer3>0</aSer3>
|
||||
<eProf>0</eProf>
|
||||
<aLa>0</aLa>
|
||||
<aPa1>0</aPa1>
|
||||
<AscS4>0</AscS4>
|
||||
<aSer4>0</aSer4>
|
||||
<StkLoc>0</StkLoc>
|
||||
<TrcWin>0</TrcWin>
|
||||
<newCpu>0</newCpu>
|
||||
<uProt>0</uProt>
|
||||
</DebugFlag>
|
||||
<LintExecutable></LintExecutable>
|
||||
<LintConfigFile></LintConfigFile>
|
||||
<bLintAuto>0</bLintAuto>
|
||||
<bAutoGenD>0</bAutoGenD>
|
||||
<LntExFlags>0</LntExFlags>
|
||||
<pMisraName></pMisraName>
|
||||
<pszMrule></pszMrule>
|
||||
<pSingCmds></pSingCmds>
|
||||
<pMultCmds></pMultCmds>
|
||||
<pMisraNamep></pMisraNamep>
|
||||
<pszMrulep></pszMrulep>
|
||||
<pSingCmdsp></pSingCmdsp>
|
||||
<pMultCmdsp></pMultCmdsp>
|
||||
</TargetOption>
|
||||
</Target>
|
||||
|
||||
<Group>
|
||||
<GroupName>Source Group 1</GroupName>
|
||||
<tvExp>1</tvExp>
|
||||
<tvExpOptDlg>0</tvExpOptDlg>
|
||||
<cbSel>0</cbSel>
|
||||
<RteFlg>0</RteFlg>
|
||||
<File>
|
||||
<GroupNumber>1</GroupNumber>
|
||||
<FileNumber>1</FileNumber>
|
||||
<FileType>2</FileType>
|
||||
<tvExp>0</tvExp>
|
||||
<tvExpOptDlg>0</tvExpOptDlg>
|
||||
<bDave2>0</bDave2>
|
||||
<PathWithFileName>.\STARTUP.A51</PathWithFileName>
|
||||
<FilenameWithoutPath>STARTUP.A51</FilenameWithoutPath>
|
||||
<RteFlg>0</RteFlg>
|
||||
<bShared>0</bShared>
|
||||
</File>
|
||||
<File>
|
||||
<GroupNumber>1</GroupNumber>
|
||||
<FileNumber>2</FileNumber>
|
||||
<FileType>1</FileType>
|
||||
<tvExp>0</tvExp>
|
||||
<tvExpOptDlg>0</tvExpOptDlg>
|
||||
<bDave2>0</bDave2>
|
||||
<PathWithFileName>.\main.c</PathWithFileName>
|
||||
<FilenameWithoutPath>main.c</FilenameWithoutPath>
|
||||
<RteFlg>0</RteFlg>
|
||||
<bShared>0</bShared>
|
||||
</File>
|
||||
</Group>
|
||||
|
||||
</ProjectOpt>
|
||||
395
STC8G1K08_I2C_SCAN.uvproj
Normal file
395
STC8G1K08_I2C_SCAN.uvproj
Normal file
@ -0,0 +1,395 @@
|
||||
<?xml version="1.0" encoding="UTF-8" standalone="no" ?>
|
||||
<Project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="project_proj.xsd">
|
||||
|
||||
<SchemaVersion>1.1</SchemaVersion>
|
||||
|
||||
<Header>### uVision Project, (C) Keil Software</Header>
|
||||
|
||||
<Targets>
|
||||
<Target>
|
||||
<TargetName>Target_1</TargetName>
|
||||
<ToolsetNumber>0x0</ToolsetNumber>
|
||||
<ToolsetName>MCS-51</ToolsetName>
|
||||
<uAC6>0</uAC6>
|
||||
<TargetOption>
|
||||
<TargetCommonOption>
|
||||
<Device>STC8G1K08 Series</Device>
|
||||
<Vendor>STC</Vendor>
|
||||
<Cpu>IRAM(0-0xFF) XRAM(0-0x03FF) IROM(0-0x1FF8) CLOCK(35000000)</Cpu>
|
||||
<FlashUtilSpec></FlashUtilSpec>
|
||||
<StartupFile>"LIB\STARTUP.A51" ("Standard 8051 Startup Code")</StartupFile>
|
||||
<FlashDriverDll></FlashDriverDll>
|
||||
<DeviceId>63316</DeviceId>
|
||||
<RegisterFile>STC8G.H</RegisterFile>
|
||||
<MemoryEnv></MemoryEnv>
|
||||
<Cmp></Cmp>
|
||||
<Asm></Asm>
|
||||
<Linker></Linker>
|
||||
<OHString></OHString>
|
||||
<InfinionOptionDll></InfinionOptionDll>
|
||||
<SLE66CMisc></SLE66CMisc>
|
||||
<SLE66AMisc></SLE66AMisc>
|
||||
<SLE66LinkerMisc></SLE66LinkerMisc>
|
||||
<SFDFile></SFDFile>
|
||||
<bCustSvd>0</bCustSvd>
|
||||
<UseEnv>0</UseEnv>
|
||||
<BinPath></BinPath>
|
||||
<IncludePath></IncludePath>
|
||||
<LibPath></LibPath>
|
||||
<RegisterFilePath>STC\</RegisterFilePath>
|
||||
<DBRegisterFilePath>STC\</DBRegisterFilePath>
|
||||
<TargetStatus>
|
||||
<Error>0</Error>
|
||||
<ExitCodeStop>0</ExitCodeStop>
|
||||
<ButtonStop>0</ButtonStop>
|
||||
<NotGenerated>0</NotGenerated>
|
||||
<InvalidFlash>1</InvalidFlash>
|
||||
</TargetStatus>
|
||||
<OutputDirectory>.\Objects\</OutputDirectory>
|
||||
<OutputName>STC8G1K08_I2C_SCAN</OutputName>
|
||||
<CreateExecutable>1</CreateExecutable>
|
||||
<CreateLib>0</CreateLib>
|
||||
<CreateHexFile>1</CreateHexFile>
|
||||
<DebugInformation>1</DebugInformation>
|
||||
<BrowseInformation>1</BrowseInformation>
|
||||
<ListingPath>.\Listings\</ListingPath>
|
||||
<HexFormatSelection>0</HexFormatSelection>
|
||||
<Merge32K>0</Merge32K>
|
||||
<CreateBatchFile>0</CreateBatchFile>
|
||||
<BeforeCompile>
|
||||
<RunUserProg1>0</RunUserProg1>
|
||||
<RunUserProg2>0</RunUserProg2>
|
||||
<UserProg1Name></UserProg1Name>
|
||||
<UserProg2Name></UserProg2Name>
|
||||
<UserProg1Dos16Mode>0</UserProg1Dos16Mode>
|
||||
<UserProg2Dos16Mode>0</UserProg2Dos16Mode>
|
||||
<nStopU1X>0</nStopU1X>
|
||||
<nStopU2X>0</nStopU2X>
|
||||
</BeforeCompile>
|
||||
<BeforeMake>
|
||||
<RunUserProg1>0</RunUserProg1>
|
||||
<RunUserProg2>0</RunUserProg2>
|
||||
<UserProg1Name></UserProg1Name>
|
||||
<UserProg2Name></UserProg2Name>
|
||||
<UserProg1Dos16Mode>0</UserProg1Dos16Mode>
|
||||
<UserProg2Dos16Mode>0</UserProg2Dos16Mode>
|
||||
<nStopB1X>0</nStopB1X>
|
||||
<nStopB2X>0</nStopB2X>
|
||||
</BeforeMake>
|
||||
<AfterMake>
|
||||
<RunUserProg1>0</RunUserProg1>
|
||||
<RunUserProg2>0</RunUserProg2>
|
||||
<UserProg1Name></UserProg1Name>
|
||||
<UserProg2Name></UserProg2Name>
|
||||
<UserProg1Dos16Mode>0</UserProg1Dos16Mode>
|
||||
<UserProg2Dos16Mode>0</UserProg2Dos16Mode>
|
||||
<nStopA1X>0</nStopA1X>
|
||||
<nStopA2X>0</nStopA2X>
|
||||
</AfterMake>
|
||||
<SelectedForBatchBuild>0</SelectedForBatchBuild>
|
||||
<SVCSIdString></SVCSIdString>
|
||||
</TargetCommonOption>
|
||||
<CommonProperty>
|
||||
<UseCPPCompiler>0</UseCPPCompiler>
|
||||
<RVCTCodeConst>0</RVCTCodeConst>
|
||||
<RVCTZI>0</RVCTZI>
|
||||
<RVCTOtherData>0</RVCTOtherData>
|
||||
<ModuleSelection>0</ModuleSelection>
|
||||
<IncludeInBuild>1</IncludeInBuild>
|
||||
<AlwaysBuild>0</AlwaysBuild>
|
||||
<GenerateAssemblyFile>0</GenerateAssemblyFile>
|
||||
<AssembleAssemblyFile>0</AssembleAssemblyFile>
|
||||
<PublicsOnly>0</PublicsOnly>
|
||||
<StopOnExitCode>3</StopOnExitCode>
|
||||
<CustomArgument></CustomArgument>
|
||||
<IncludeLibraryModules></IncludeLibraryModules>
|
||||
<ComprImg>1</ComprImg>
|
||||
<BankNo>65535</BankNo>
|
||||
</CommonProperty>
|
||||
<DllOption>
|
||||
<SimDllName>S8051.DLL</SimDllName>
|
||||
<SimDllArguments></SimDllArguments>
|
||||
<SimDlgDll>DP51.DLL</SimDlgDll>
|
||||
<SimDlgDllArguments>-pDP8051</SimDlgDllArguments>
|
||||
<TargetDllName>S8051.DLL</TargetDllName>
|
||||
<TargetDllArguments></TargetDllArguments>
|
||||
<TargetDlgDll>TP51.DLL</TargetDlgDll>
|
||||
<TargetDlgDllArguments>-p51</TargetDlgDllArguments>
|
||||
</DllOption>
|
||||
<DebugOption>
|
||||
<OPTHX>
|
||||
<HexSelection>0</HexSelection>
|
||||
<HexRangeLowAddress>0</HexRangeLowAddress>
|
||||
<HexRangeHighAddress>0</HexRangeHighAddress>
|
||||
<HexOffset>0</HexOffset>
|
||||
<Oh166RecLen>16</Oh166RecLen>
|
||||
</OPTHX>
|
||||
<Simulator>
|
||||
<UseSimulator>1</UseSimulator>
|
||||
<LoadApplicationAtStartup>1</LoadApplicationAtStartup>
|
||||
<RunToMain>1</RunToMain>
|
||||
<RestoreBreakpoints>1</RestoreBreakpoints>
|
||||
<RestoreWatchpoints>1</RestoreWatchpoints>
|
||||
<RestoreMemoryDisplay>1</RestoreMemoryDisplay>
|
||||
<RestoreFunctions>1</RestoreFunctions>
|
||||
<RestoreToolbox>1</RestoreToolbox>
|
||||
<LimitSpeedToRealTime>0</LimitSpeedToRealTime>
|
||||
<RestoreSysVw>1</RestoreSysVw>
|
||||
</Simulator>
|
||||
<Target>
|
||||
<UseTarget>0</UseTarget>
|
||||
<LoadApplicationAtStartup>1</LoadApplicationAtStartup>
|
||||
<RunToMain>0</RunToMain>
|
||||
<RestoreBreakpoints>1</RestoreBreakpoints>
|
||||
<RestoreWatchpoints>1</RestoreWatchpoints>
|
||||
<RestoreMemoryDisplay>1</RestoreMemoryDisplay>
|
||||
<RestoreFunctions>0</RestoreFunctions>
|
||||
<RestoreToolbox>1</RestoreToolbox>
|
||||
<RestoreTracepoints>1</RestoreTracepoints>
|
||||
<RestoreSysVw>1</RestoreSysVw>
|
||||
</Target>
|
||||
<RunDebugAfterBuild>0</RunDebugAfterBuild>
|
||||
<TargetSelection>-1</TargetSelection>
|
||||
<SimDlls>
|
||||
<CpuDll></CpuDll>
|
||||
<CpuDllArguments></CpuDllArguments>
|
||||
<PeripheralDll></PeripheralDll>
|
||||
<PeripheralDllArguments></PeripheralDllArguments>
|
||||
<InitializationFile></InitializationFile>
|
||||
</SimDlls>
|
||||
<TargetDlls>
|
||||
<CpuDll></CpuDll>
|
||||
<CpuDllArguments></CpuDllArguments>
|
||||
<PeripheralDll></PeripheralDll>
|
||||
<PeripheralDllArguments></PeripheralDllArguments>
|
||||
<InitializationFile></InitializationFile>
|
||||
<Driver></Driver>
|
||||
</TargetDlls>
|
||||
</DebugOption>
|
||||
<Utilities>
|
||||
<Flash1>
|
||||
<UseTargetDll>0</UseTargetDll>
|
||||
<UseExternalTool>0</UseExternalTool>
|
||||
<RunIndependent>0</RunIndependent>
|
||||
<UpdateFlashBeforeDebugging>0</UpdateFlashBeforeDebugging>
|
||||
<Capability>0</Capability>
|
||||
<DriverSelection>-1</DriverSelection>
|
||||
</Flash1>
|
||||
<bUseTDR>0</bUseTDR>
|
||||
<Flash2></Flash2>
|
||||
<Flash3></Flash3>
|
||||
<Flash4></Flash4>
|
||||
<pFcarmOut></pFcarmOut>
|
||||
<pFcarmGrp></pFcarmGrp>
|
||||
<pFcArmRoot></pFcArmRoot>
|
||||
<FcArmLst>0</FcArmLst>
|
||||
</Utilities>
|
||||
<Target51>
|
||||
<Target51Misc>
|
||||
<MemoryModel>0</MemoryModel>
|
||||
<RTOS>0</RTOS>
|
||||
<RomSize>2</RomSize>
|
||||
<DataHold>0</DataHold>
|
||||
<XDataHold>0</XDataHold>
|
||||
<UseOnchipRom>0</UseOnchipRom>
|
||||
<UseOnchipArithmetic>0</UseOnchipArithmetic>
|
||||
<UseMultipleDPTR>0</UseMultipleDPTR>
|
||||
<UseOnchipXram>0</UseOnchipXram>
|
||||
<HadIRAM>1</HadIRAM>
|
||||
<HadXRAM>1</HadXRAM>
|
||||
<HadIROM>1</HadIROM>
|
||||
<Moda2>0</Moda2>
|
||||
<Moddp2>0</Moddp2>
|
||||
<Modp2>0</Modp2>
|
||||
<Mod517dp>0</Mod517dp>
|
||||
<Mod517au>0</Mod517au>
|
||||
<Mode2>0</Mode2>
|
||||
<useCB>0</useCB>
|
||||
<useXB>0</useXB>
|
||||
<useL251>0</useL251>
|
||||
<useA251>0</useA251>
|
||||
<Mx51>0</Mx51>
|
||||
<ModC812>0</ModC812>
|
||||
<ModCont>0</ModCont>
|
||||
<Lp51>0</Lp51>
|
||||
<useXBS>0</useXBS>
|
||||
<ModDA>0</ModDA>
|
||||
<ModAB2>0</ModAB2>
|
||||
<Mx51P>0</Mx51P>
|
||||
<hadXRAM2>0</hadXRAM2>
|
||||
<uocXram2>0</uocXram2>
|
||||
<hadXRAM3>0</hadXRAM3>
|
||||
<ModC2>0</ModC2>
|
||||
<ModH2>0</ModH2>
|
||||
<Mdu_R515>0</Mdu_R515>
|
||||
<Mdu_F120>0</Mdu_F120>
|
||||
<Psoc>0</Psoc>
|
||||
<hadIROM2>0</hadIROM2>
|
||||
<hadIROM3>0</hadIROM3>
|
||||
<ModSmx2>0</ModSmx2>
|
||||
<cBanks>0</cBanks>
|
||||
<xBanks>0</xBanks>
|
||||
<OnChipMemories>
|
||||
<RCB>
|
||||
<Type>0</Type>
|
||||
<StartAddress>0x0</StartAddress>
|
||||
<Size>0x10000</Size>
|
||||
</RCB>
|
||||
<RXB>
|
||||
<Type>0</Type>
|
||||
<StartAddress>0x0</StartAddress>
|
||||
<Size>0x0</Size>
|
||||
</RXB>
|
||||
<Ocm1>
|
||||
<Type>0</Type>
|
||||
<StartAddress>0x0</StartAddress>
|
||||
<Size>0x0</Size>
|
||||
</Ocm1>
|
||||
<Ocm2>
|
||||
<Type>0</Type>
|
||||
<StartAddress>0x0</StartAddress>
|
||||
<Size>0x0</Size>
|
||||
</Ocm2>
|
||||
<Ocm3>
|
||||
<Type>0</Type>
|
||||
<StartAddress>0x0</StartAddress>
|
||||
<Size>0x0</Size>
|
||||
</Ocm3>
|
||||
<Ocr1>
|
||||
<Type>0</Type>
|
||||
<StartAddress>0x0</StartAddress>
|
||||
<Size>0x0</Size>
|
||||
</Ocr1>
|
||||
<Ocr2>
|
||||
<Type>0</Type>
|
||||
<StartAddress>0x0</StartAddress>
|
||||
<Size>0x0</Size>
|
||||
</Ocr2>
|
||||
<Ocr3>
|
||||
<Type>0</Type>
|
||||
<StartAddress>0x0</StartAddress>
|
||||
<Size>0x0</Size>
|
||||
</Ocr3>
|
||||
<IRO>
|
||||
<Type>1</Type>
|
||||
<StartAddress>0x0</StartAddress>
|
||||
<Size>0x1ff9</Size>
|
||||
</IRO>
|
||||
<IRA>
|
||||
<Type>0</Type>
|
||||
<StartAddress>0x0</StartAddress>
|
||||
<Size>0x100</Size>
|
||||
</IRA>
|
||||
<XRA>
|
||||
<Type>0</Type>
|
||||
<StartAddress>0x0</StartAddress>
|
||||
<Size>0x400</Size>
|
||||
</XRA>
|
||||
<XRA512>
|
||||
<Type>0</Type>
|
||||
<StartAddress>0x0</StartAddress>
|
||||
<Size>0x0</Size>
|
||||
</XRA512>
|
||||
<IROM512>
|
||||
<Type>0</Type>
|
||||
<StartAddress>0x0</StartAddress>
|
||||
<Size>0x0</Size>
|
||||
</IROM512>
|
||||
<XRA513>
|
||||
<Type>0</Type>
|
||||
<StartAddress>0x0</StartAddress>
|
||||
<Size>0x0</Size>
|
||||
</XRA513>
|
||||
<IROM513>
|
||||
<Type>0</Type>
|
||||
<StartAddress>0x0</StartAddress>
|
||||
<Size>0x0</Size>
|
||||
</IROM513>
|
||||
</OnChipMemories>
|
||||
</Target51Misc>
|
||||
<C51>
|
||||
<RegisterColoring>0</RegisterColoring>
|
||||
<VariablesInOrder>0</VariablesInOrder>
|
||||
<IntegerPromotion>1</IntegerPromotion>
|
||||
<uAregs>0</uAregs>
|
||||
<UseInterruptVector>1</UseInterruptVector>
|
||||
<Fuzzy>3</Fuzzy>
|
||||
<Optimize>8</Optimize>
|
||||
<WarningLevel>2</WarningLevel>
|
||||
<SizeSpeed>1</SizeSpeed>
|
||||
<ObjectExtend>1</ObjectExtend>
|
||||
<ACallAJmp>0</ACallAJmp>
|
||||
<InterruptVectorAddress>0</InterruptVectorAddress>
|
||||
<VariousControls>
|
||||
<MiscControls></MiscControls>
|
||||
<Define></Define>
|
||||
<Undefine></Undefine>
|
||||
<IncludePath></IncludePath>
|
||||
</VariousControls>
|
||||
</C51>
|
||||
<Ax51>
|
||||
<UseMpl>0</UseMpl>
|
||||
<UseStandard>1</UseStandard>
|
||||
<UseCase>0</UseCase>
|
||||
<UseMod51>0</UseMod51>
|
||||
<VariousControls>
|
||||
<MiscControls></MiscControls>
|
||||
<Define></Define>
|
||||
<Undefine></Undefine>
|
||||
<IncludePath></IncludePath>
|
||||
</VariousControls>
|
||||
</Ax51>
|
||||
<Lx51>
|
||||
<useFile>0</useFile>
|
||||
<linkonly>0</linkonly>
|
||||
<UseMemoryFromTarget>1</UseMemoryFromTarget>
|
||||
<CaseSensitiveSymbols>0</CaseSensitiveSymbols>
|
||||
<WarningLevel>2</WarningLevel>
|
||||
<DataOverlaying>1</DataOverlaying>
|
||||
<OverlayString></OverlayString>
|
||||
<MiscControls></MiscControls>
|
||||
<DisableWarningNumbers></DisableWarningNumbers>
|
||||
<LinkerCmdFile></LinkerCmdFile>
|
||||
<Assign></Assign>
|
||||
<ReserveString></ReserveString>
|
||||
<CClasses></CClasses>
|
||||
<UserClasses></UserClasses>
|
||||
<CSection></CSection>
|
||||
<UserSection></UserSection>
|
||||
<CodeBaseAddress></CodeBaseAddress>
|
||||
<XDataBaseAddress></XDataBaseAddress>
|
||||
<PDataBaseAddress></PDataBaseAddress>
|
||||
<BitBaseAddress></BitBaseAddress>
|
||||
<DataBaseAddress></DataBaseAddress>
|
||||
<IDataBaseAddress></IDataBaseAddress>
|
||||
<Precede></Precede>
|
||||
<Stack></Stack>
|
||||
<CodeSegmentName></CodeSegmentName>
|
||||
<XDataSegmentName></XDataSegmentName>
|
||||
<BitSegmentName></BitSegmentName>
|
||||
<DataSegmentName></DataSegmentName>
|
||||
<IDataSegmentName></IDataSegmentName>
|
||||
</Lx51>
|
||||
</Target51>
|
||||
</TargetOption>
|
||||
<Groups>
|
||||
<Group>
|
||||
<GroupName>Source Group 1</GroupName>
|
||||
<Files>
|
||||
<File>
|
||||
<FileName>STARTUP.A51</FileName>
|
||||
<FileType>2</FileType>
|
||||
<FilePath>.\STARTUP.A51</FilePath>
|
||||
</File>
|
||||
<File>
|
||||
<FileName>main.c</FileName>
|
||||
<FileType>1</FileType>
|
||||
<FilePath>.\main.c</FilePath>
|
||||
</File>
|
||||
</Files>
|
||||
</Group>
|
||||
</Groups>
|
||||
</Target>
|
||||
</Targets>
|
||||
|
||||
</Project>
|
||||
435
UART_refer/main.c
Normal file
435
UART_refer/main.c
Normal file
@ -0,0 +1,435 @@
|
||||
/*
|
||||
* main.c
|
||||
* <20><><EFBFBD>ܣ<EFBFBD>ʵ<EFBFBD><CAB5>I2C<32>ӻ<EFBFBD><D3BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD><DDA3><EFBFBD><EFBFBD><EFBFBD>LED<45><44>PWM<57><4D><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8>UART1<54><31><EFBFBD><EFBFBD>LOG<4F><47>Ϣ
|
||||
* <20><><EFBFBD>ߣ<EFBFBD>
|
||||
* <20><><EFBFBD>ڣ<EFBFBD>
|
||||
* <20>汾<EFBFBD><E6B1BE>1.0
|
||||
*
|
||||
* <20><>Ҫ<EFBFBD><D2AA><EFBFBD>ܣ<EFBFBD>
|
||||
* 1. I2C<32>ӻ<EFBFBD><D3BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD><DDA3><EFBFBD>ַΪ0x8A<38><41><EFBFBD><EFBFBD>Ӧ7λ<37><CEBB>ַ45<34><35>
|
||||
* 2. ֧<>ֽ<EFBFBD><D6BD><EFBFBD><EFBFBD>豸<EFBFBD><E8B1B8>ַ<EFBFBD><D6B7><EFBFBD>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
* 3. <20><><EFBFBD><EFBFBD>LED<45><44><EFBFBD>أ<EFBFBD>0xCC<43>رգ<D8B1>0xDD<44><EFBFBD>
|
||||
* 4. <20><><EFBFBD><EFBFBD>PWMռ<4D>ձȣ<D5B1>0x00-0x64<36><34>Ӧ0%-100%<25><>
|
||||
* 5. ͨ<><CDA8>UART1<54><31><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
* 6. ÿ<>η<EFBFBD><CEB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD><EFBFBD><EFBFBD>
|
||||
*/
|
||||
|
||||
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA>ͷ<EFBFBD>ļ<EFBFBD>
|
||||
#include "xtell.h" // <20><><EFBFBD><EFBFBD>LOG<4F><47><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
#include "uart.h" // UART1<54><31><EFBFBD>غ<EFBFBD><D8BA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
#include "intrins.h" // <20>ṩ_nop_()<29><><EFBFBD><EFBFBD><EFBFBD>ú<EFBFBD><C3BA><EFBFBD>
|
||||
|
||||
// <20><><EFBFBD><EFBFBD>PCA<43><41><EFBFBD>ɱ<EFBFBD><C9B1>̼<EFBFBD><CCBC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>У<EFBFBD><D0A3><EFBFBD><EFBFBD>ؼĴ<D8BC><C4B4><EFBFBD>
|
||||
sfr CCON = 0xd8; // PCA<43><41><EFBFBD>ƼĴ<C6BC><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڿ<EFBFBD><DABF><EFBFBD>PCAģ<41><C4A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>к<EFBFBD><D0BA>ж<EFBFBD>
|
||||
sbit CF = CCON^7; // PCA<43><41><EFBFBD><EFBFBD><EFBFBD><EFBFBD>־<EFBFBD><D6BE><EFBFBD><EFBFBD>PCA<43><41><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>1
|
||||
sbit CR = CCON^6; // PCA<43><41><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>п<EFBFBD><D0BF><EFBFBD>λ<EFBFBD><CEBB><EFBFBD><EFBFBD>1ʱ<31><CAB1><EFBFBD><EFBFBD>PCA<43><41><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
sbit CCF2 = CCON^2; // PCAģ<41><C4A3>2<EFBFBD>жϱ<D0B6>־<EFBFBD><D6BE><EFBFBD><EFBFBD>ģ<EFBFBD><C4A3>2<EFBFBD><32><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>ʱ<EFBFBD><CAB1>1
|
||||
sbit CCF1 = CCON^1; // PCAģ<41><C4A3>1<EFBFBD>жϱ<D0B6>־<EFBFBD><D6BE><EFBFBD><EFBFBD>ģ<EFBFBD><C4A3>1<EFBFBD><31><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>ʱ<EFBFBD><CAB1>1
|
||||
sbit CCF0 = CCON^0; // PCAģ<41><C4A3>0<EFBFBD>жϱ<D0B6>־<EFBFBD><D6BE><EFBFBD><EFBFBD>ģ<EFBFBD><C4A3>0<EFBFBD><30><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>ʱ<EFBFBD><CAB1>1
|
||||
sfr CMOD = 0xd9; // PCAģʽ<C4A3>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>PCA<43><41>ʱ<EFBFBD><CAB1>Դ<EFBFBD><EFBFBD><CDB9><EFBFBD>ģʽ
|
||||
sfr CL = 0xe9; // PCA<43><41><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>8λ<38><CEBB><EFBFBD>洢PCA<43><41><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĵ<EFBFBD>8λֵ
|
||||
sfr CH = 0xf9; // PCA<43><41><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>8λ<38><CEBB><EFBFBD>洢PCA<43><41><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĸ<EFBFBD>8λֵ
|
||||
sfr CCAPM1 = 0xdb; // PCAģ<41><C4A3>1<EFBFBD>Ƚ<EFBFBD>/<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƼĴ<C6BC><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģ<EFBFBD><C4A3>1<EFBFBD>Ĺ<EFBFBD><C4B9><EFBFBD>ģʽ
|
||||
sfr CCAP1L = 0xeb; // PCAģ<41><C4A3>1<EFBFBD>Ƚ<EFBFBD>/<2F><><EFBFBD><EFBFBD><EFBFBD>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD>8λ<38><CEBB><EFBFBD><EFBFBD><EFBFBD>ڴ洢PWMռ<4D>ձȵĵ<C8B5>8λ
|
||||
sfr CCAP1H = 0xfb; // PCAģ<41><C4A3>1<EFBFBD>Ƚ<EFBFBD>/<2F><><EFBFBD><EFBFBD><EFBFBD>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD>8λ<38><CEBB><EFBFBD><EFBFBD><EFBFBD>ڴ洢PWMռ<4D>ձȵĸ<C8B5>8λ
|
||||
sfr PCA_PWM1 = 0xf3; // PCAģ<41><C4A3>1 PWM<57><4D><EFBFBD>ƼĴ<C6BC><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>PWM<57><4D><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><CEBB>
|
||||
|
||||
// <20><><EFBFBD><EFBFBD>I2C<32><43><EFBFBD>ؼĴ<D8BC><C4B4><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD><CAB9>xdataָ<61><D6B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>չSFR<46><52>
|
||||
#define I2CCFG (*(unsigned char volatile xdata *)0xfe80) // I2C<32><43><EFBFBD>üĴ<C3BC><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>I2C<32>Ĺ<EFBFBD><C4B9><EFBFBD>ģʽ<C4A3>Ͳ<EFBFBD><CDB2><EFBFBD>
|
||||
#define I2CMSCR (*(unsigned char volatile xdata *)0xfe81) // I2C<32><43><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƼĴ<C6BC><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڿ<EFBFBD><DABF><EFBFBD>I2C<32><43><EFBFBD><EFBFBD><EFBFBD>IJ<EFBFBD><C4B2><EFBFBD>
|
||||
#define I2CMSST (*(unsigned char volatile xdata *)0xfe82) // I2C<32><43><EFBFBD><EFBFBD>״̬<D7B4>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָʾI2C<32><43><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬
|
||||
#define I2CSLCR (*(unsigned char volatile xdata *)0xfe83) // I2C<32>ӻ<EFBFBD><D3BB><EFBFBD><EFBFBD>ƼĴ<C6BC><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڿ<EFBFBD><DABF><EFBFBD>I2C<32>ӻ<EFBFBD><D3BB>IJ<EFBFBD><C4B2><EFBFBD>
|
||||
#define I2CSLST (*(unsigned char volatile xdata *)0xfe84) // I2C<32>ӻ<EFBFBD>״̬<D7B4>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָʾI2C<32>ӻ<EFBFBD><D3BB><EFBFBD>״̬
|
||||
#define I2CSLADR (*(unsigned char volatile xdata *)0xfe85) // I2C<32>ӻ<EFBFBD><D3BB><EFBFBD>ַ<EFBFBD>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>I2C<32>ӻ<EFBFBD><D3BB>ĵ<EFBFBD>ַ
|
||||
#define I2CTXD (*(unsigned char volatile xdata *)0xfe86) // I2C<32><43><EFBFBD>ݷ<EFBFBD><DDB7>ͼĴ<CDBC><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڷ<EFBFBD><DAB7><EFBFBD>I2C<32><43><EFBFBD><EFBFBD>
|
||||
#define I2CRXD (*(unsigned char volatile xdata *)0xfe87) // I2C<32><43><EFBFBD>ݽ<EFBFBD><DDBD>ռĴ<D5BC><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڽ<EFBFBD><DABD><EFBFBD>I2C<32><43><EFBFBD><EFBFBD>
|
||||
|
||||
// <20><><EFBFBD><EFBFBD>I2C<32>¼<EFBFBD><C2BC><EFBFBD>־λ
|
||||
#define I2C_EVENT_START 0x40 // START<52>¼<EFBFBD><C2BC><EFBFBD>־<EFBFBD><D6BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>I2C START<52>ź<EFBFBD>ʱ<EFBFBD><CAB1>1
|
||||
#define I2C_EVENT_RECV 0x20 // RECV<43>¼<EFBFBD><C2BC><EFBFBD>־<EFBFBD><D6BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>յ<EFBFBD>I2C<32><43><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>1
|
||||
#define I2C_EVENT_SEND 0x10 // SEND<4E>¼<EFBFBD><C2BC><EFBFBD>־<EFBFBD><D6BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA><EFBFBD><EFBFBD>I2C<32><43><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>1
|
||||
#define I2C_EVENT_STOP 0x08 // STOP<4F>¼<EFBFBD><C2BC><EFBFBD>־<EFBFBD><D6BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>I2C STOP<4F>ź<EFBFBD>ʱ<EFBFBD><CAB1>1
|
||||
|
||||
// <20><><EFBFBD><EFBFBD>I2C<32>ӻ<EFBFBD><D3BB><EFBFBD>ַ<EFBFBD><D6B7>Լ<EFBFBD><D4BC><EFBFBD>洢<EFBFBD><E6B4A2>ַ
|
||||
#define I2C_SLAVE_ADDR 0x5A // I2C<32>ӻ<EFBFBD><D3BB><EFBFBD>ַ,<2C><>Ӧ7λ2D
|
||||
// #define I2C_SLAVE_ADDR 0x8A // I2C<32>ӻ<EFBFBD><D3BB><EFBFBD>ַ,<2C><>Ӧ7λ45
|
||||
#define REG_ADDR 0x86 // Լ<><D4BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ч<EFBFBD>洢<EFBFBD><E6B4A2>ַ<EFBFBD><D6B7>ֻ<EFBFBD>е<EFBFBD><D0B5><EFBFBD><EFBFBD>յ<EFBFBD><D5B5>ļĴ<C4BC><C4B4><EFBFBD><EFBFBD><EFBFBD>ַΪ0x86ʱ<36>Ž<EFBFBD><C5BD><EFBFBD>Ӳ<EFBFBD><D3B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
|
||||
// ȫ<>ֱ<EFBFBD><D6B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
unsigned char xdata buffer[64]; // I2C<32><43><EFBFBD>ݻ<EFBFBD><DDBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڴ洢<DAB4><E6B4A2><EFBFBD>յ<EFBFBD><D5B5><EFBFBD>I2C<32><43><EFBFBD>ݣ<EFBFBD>ʹ<EFBFBD><CAB9>xdata<74>洢<EFBFBD>Խ<EFBFBD>ʡdata<74>οռ<CEBF>
|
||||
unsigned char data_len; // <20><><EFBFBD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݳ<EFBFBD><DDB3><EFBFBD>
|
||||
unsigned char recv_reg_addr_global; // <20>洢<EFBFBD><E6B4A2><EFBFBD>յ<EFBFBD><D5B5>ļĴ<C4BC><C4B4><EFBFBD><EFBFBD><EFBFBD>ַ
|
||||
bit isda; // <20>豸<EFBFBD><E8B1B8>ַ<EFBFBD><D6B7>־<EFBFBD><D6BE>Ϊ1ʱ<31><CAB1>ʾ<EFBFBD>ȴ<EFBFBD><C8B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>豸<EFBFBD><E8B1B8>ַ
|
||||
bit isma; // <20>洢<EFBFBD><E6B4A2>ַ<EFBFBD><D6B7>־<EFBFBD><D6BE>Ϊ1ʱ<31><CAB1>ʾ<EFBFBD>ȴ<EFBFBD><C8B4><EFBFBD><EFBFBD>մ洢<D5B4><E6B4A2>ַ
|
||||
bit is_header_received; // ֡ͷ<D6A1><CDB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>־<EFBFBD><D6BE>Ϊ1ʱ<31><CAB1>ʾ<EFBFBD>ѽ<EFBFBD><D1BD>յ<EFBFBD>֡ͷ0xAA
|
||||
// <20><>־<EFBFBD><D6BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD><D0B6>ڴ<EFBFBD><DAB4><EFBFBD><EFBFBD>ݣ<EFBFBD><DDA3><EFBFBD>ѭ<EFBFBD><D1AD><EFBFBD><EFBFBD>ӡ<EFBFBD><D3A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD><D0B6>ڴ<EFBFBD><DAB4>ں<EFBFBD>ʱ<EFBFBD><CAB1>
|
||||
unsigned char xdata log_buffer[128]; // <20><>־<EFBFBD><D6BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڴ洢<DAB4><E6B4A2>Ҫͨ<D2AA><CDA8>UART1<54><31><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>־<EFBFBD><D6BE><EFBFBD><EFBFBD>
|
||||
unsigned char log_idx = 0; // <20><>־<EFBFBD><D6BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָʾ<D6B8><CABE>ǰ<EFBFBD><C7B0>־<EFBFBD><D6BE><EFBFBD>ݴ洢<DDB4><E6B4A2>λ<EFBFBD><CEBB>
|
||||
unsigned char buffer_idx; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ٵ<EFBFBD>ǰ<EFBFBD><C7B0><EFBFBD>ݴ洢λ<E6B4A2><CEBB>
|
||||
|
||||
/**
|
||||
* @brief <20><>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>500ms<6D><73>
|
||||
* @details ʵ<><CAB5>Լ500ms<6D><73><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>11.0592MHz<EFBFBD><EFBFBD>ϵͳʱ<EFBFBD><EFBFBD>
|
||||
* @param <20><>
|
||||
* @return <20><>
|
||||
*/
|
||||
void Delay500ms(void) // @11.0592MHz
|
||||
{
|
||||
unsigned char data i, j, k; // <20><><EFBFBD><EFBFBD><EFBFBD>ֲ<EFBFBD><D6B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>
|
||||
|
||||
_nop_(); // ִ<><D6B4>һ<EFBFBD><D2BB><EFBFBD>ղ<EFBFBD><D5B2><EFBFBD>ָ<EFBFBD><EFBFBD><EEA3AC><EFBFBD><EFBFBD><EFBFBD><CEA2><EFBFBD><EFBFBD>ʱʱ<CAB1><CAB1>
|
||||
_nop_(); // ִ<><D6B4>һ<EFBFBD><D2BB><EFBFBD>ղ<EFBFBD><D5B2><EFBFBD>ָ<EFBFBD><EFBFBD><EEA3AC><EFBFBD><EFBFBD><EFBFBD><CEA2><EFBFBD><EFBFBD>ʱʱ<CAB1><CAB1>
|
||||
i = 22; // <20><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>i
|
||||
j = 3; // <20><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>j
|
||||
k = 227; // <20><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>k
|
||||
do { // <20><><EFBFBD><EFBFBD>do-whileѭ<65><D1AD>
|
||||
do { // <20>в<EFBFBD>do-whileѭ<65><D1AD>
|
||||
while (--k); // <20>ڲ<EFBFBD>whileѭ<65><D1AD><EFBFBD><EFBFBD>k<EFBFBD><6B>227<32>ݼ<EFBFBD><DDBC><EFBFBD>0
|
||||
} while (--j); // <20>в<EFBFBD>ѭ<EFBFBD><D1AD><EFBFBD><EFBFBD>j<EFBFBD><6A>3<EFBFBD>ݼ<EFBFBD><DDBC><EFBFBD>0
|
||||
} while (--i); // <20><><EFBFBD><EFBFBD>ѭ<EFBFBD><D1AD><EFBFBD><EFBFBD>i<EFBFBD><69>22<32>ݼ<EFBFBD><DDBC><EFBFBD>0
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief <20><>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>30ms<6D><73>
|
||||
* @details ʵ<><CAB5>Լ30ms<6D><73><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>11.0592MHz<EFBFBD><EFBFBD>ϵͳʱ<EFBFBD><EFBFBD>
|
||||
* @param <20><>
|
||||
* @return <20><>
|
||||
*/
|
||||
void Delay30ms(void) // @11.0592MHz
|
||||
{
|
||||
unsigned char data i, j, k; // <20><><EFBFBD><EFBFBD><EFBFBD>ֲ<EFBFBD><D6B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>
|
||||
|
||||
_nop_(); // ִ<><D6B4>һ<EFBFBD><D2BB><EFBFBD>ղ<EFBFBD><D5B2><EFBFBD>ָ<EFBFBD><EFBFBD><EEA3AC><EFBFBD><EFBFBD><EFBFBD><CEA2><EFBFBD><EFBFBD>ʱʱ<CAB1><CAB1>
|
||||
_nop_(); // ִ<><D6B4>һ<EFBFBD><D2BB><EFBFBD>ղ<EFBFBD><D5B2><EFBFBD>ָ<EFBFBD><EFBFBD><EEA3AC><EFBFBD><EFBFBD><EFBFBD><CEA2><EFBFBD><EFBFBD>ʱʱ<CAB1><CAB1>
|
||||
i = 2; // <20><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>i
|
||||
j = 175; // <20><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>j
|
||||
k = 220; // <20><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>k
|
||||
do { // <20><><EFBFBD><EFBFBD>do-whileѭ<65><D1AD>
|
||||
do { // <20>в<EFBFBD>do-whileѭ<65><D1AD>
|
||||
while (--k); // <20>ڲ<EFBFBD>whileѭ<65><D1AD><EFBFBD><EFBFBD>k<EFBFBD><6B>220<32>ݼ<EFBFBD><DDBC><EFBFBD>0
|
||||
} while (--j); // <20>в<EFBFBD>ѭ<EFBFBD><D1AD><EFBFBD><EFBFBD>j<EFBFBD><6A>175<37>ݼ<EFBFBD><DDBC><EFBFBD>0
|
||||
} while (--i); // <20><><EFBFBD><EFBFBD>ѭ<EFBFBD><D1AD><EFBFBD><EFBFBD>i<EFBFBD><69>2<EFBFBD>ݼ<EFBFBD><DDBC><EFBFBD>0
|
||||
}
|
||||
|
||||
void Delay10us(void) //@11.0592MHz
|
||||
{
|
||||
unsigned char data i;
|
||||
|
||||
i = 35;
|
||||
while (--i);
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* @brief Ӳ<><D3B2><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
* @details <20><><EFBFBD><EFBFBD>GPIOģʽ<C4A3><CABD><EFBFBD><EFBFBD><EFBFBD>ø<EFBFBD><C3B8><EFBFBD><EFBFBD>ŵĹ<C5B5><C4B9><EFBFBD>ģʽ
|
||||
* @param <20><>
|
||||
* @return <20><>
|
||||
*/
|
||||
void HardwareInit(void)
|
||||
{
|
||||
// <20><><EFBFBD><EFBFBD>GPIOģʽ
|
||||
// P1.0:<3A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>BL_PWM<57><4D>, P1.2:<3A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>LED<45><44>, P1.1:<3A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>루TP_INT<4E><54>
|
||||
// P1.3:<3A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>EN_6211<31><31>, P1.6:<3A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>EN_DISP<53><50>
|
||||
P1M0 = 0x4d; // P1<50><31>ģʽ<C4A3><CABD><EFBFBD>ƼĴ<C6BC><C4B4><EFBFBD>0<EFBFBD><30><EFBFBD><EFBFBD><EFBFBD><EFBFBD>P1.0<EFBFBD><EFBFBD>P1.2<EFBFBD><EFBFBD>P1.3<EFBFBD><EFBFBD>P1.6Ϊ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
P1M1 = 0x02; // P1<50><31>ģʽ<C4A3><CABD><EFBFBD>ƼĴ<C6BC><C4B4><EFBFBD>1<EFBFBD><31><EFBFBD><EFBFBD><EFBFBD><EFBFBD>P1.1Ϊ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
|
||||
// P3.2:SCL, P3.3:SDA, P3.4:BL_EN(<28><><EFBFBD><EFBFBD>), P3.7:TP_SHUTDOWN(<28><><EFBFBD><EFBFBD>)
|
||||
P3M0 = 0xb0; // P3<50><33>ģʽ<C4A3><CABD><EFBFBD>ƼĴ<C6BC><C4B4><EFBFBD>0<EFBFBD><30><EFBFBD><EFBFBD><EFBFBD><EFBFBD>P3.4<EFBFBD><EFBFBD>P3.7Ϊ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
P3M1 = 0x00; // P3<50><33>ģʽ<C4A3><CABD><EFBFBD>ƼĴ<C6BC><C4B4><EFBFBD>1<EFBFBD><31><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ˫<D7BC><CBAB><EFBFBD><EFBFBD>
|
||||
|
||||
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĭ<EFBFBD><C4AC>˫<D7BC><CBAB>
|
||||
P5M0 = 0x00; // P5<50><35>ģʽ<C4A3><CABD><EFBFBD>ƼĴ<C6BC><C4B4><EFBFBD>0<EFBFBD><30><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ΪĬ<CEAA><C4AC>˫<D7BC><CBAB><EFBFBD><EFBFBD>
|
||||
P5M1 = 0x00; // P5<50><35>ģʽ<C4A3><CABD><EFBFBD>ƼĴ<C6BC><C4B4><EFBFBD>1<EFBFBD><31><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ΪĬ<CEAA><C4AC>˫<D7BC><CBAB><EFBFBD><EFBFBD>
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief PWM<57><4D>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
* @details <20><>ʼ<EFBFBD><CABC>PCAģ<41>飬<EFBFBD><E9A3AC><EFBFBD><EFBFBD>PWM<57><4D><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڿ<EFBFBD><DABF><EFBFBD>LED<45><44><EFBFBD>Ȼ<EFBFBD><C8BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>豸
|
||||
* @param <20><>
|
||||
* @return <20><>
|
||||
*/
|
||||
void PWMInit()
|
||||
{
|
||||
CCON = 0x00; // <20><><EFBFBD><EFBFBD>PCA<43><41><EFBFBD>ƼĴ<C6BC><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>б<EFBFBD>־λ
|
||||
CMOD = 0x08; // PCAʱ<41><CAB1>Ϊϵͳʱ<CDB3>ӣ<EFBFBD><D3A3><EFBFBD>ʹ<EFBFBD><CAB9><EFBFBD>ⲿ<EFBFBD><E2B2BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD><CAB9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
|
||||
CL = 0x00; // <20><><EFBFBD><EFBFBD>PCA<43><41><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>8λ
|
||||
CH = 0x00; // <20><><EFBFBD><EFBFBD>PCA<43><41><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>8λ
|
||||
CCAPM1 = 0x42; // PCAģ<41><C4A3>1ΪPWM<57><4D><EFBFBD><EFBFBD>ģʽ<C4A3><CABD>ʹ<EFBFBD>ܱȽ<DCB1><C8BD><EFBFBD>
|
||||
PCA_PWM1 = 0x00; // PCAģ<41><C4A3>1<EFBFBD><31><EFBFBD><EFBFBD>8λPWM<57><4D><EFBFBD>ֱ<EFBFBD><D6B1><EFBFBD>Ϊ256<35><36>
|
||||
CCAP1L = 0x80; // PWMռ<4D>ձ<EFBFBD>Ϊ50% [(0xFF - 0x80) / 0xFF]
|
||||
CCAP1H = 0x80; // <20><>CCAP1L<31><4C><EFBFBD><EFBFBD>һ<EFBFBD>£<EFBFBD>ȷ<EFBFBD><C8B7>PWMռ<4D>ձ<EFBFBD><D5B1><EFBFBD>ȷ
|
||||
CR = 1; // <20><><EFBFBD><EFBFBD>PCA<43><41>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼPWM<57><4D><EFBFBD><EFBFBD>
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief I2C<32><43>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
* @details <20><><EFBFBD><EFBFBD>I2C<32>ӻ<EFBFBD>ģʽ<C4A3><CABD><EFBFBD><EFBFBD><EFBFBD>ôӻ<C3B4><D3BB><EFBFBD>ַ<EFBFBD><D6B7><EFBFBD>ж<EFBFBD>
|
||||
* @param <20><>
|
||||
* @return <20><>
|
||||
*/
|
||||
void I2CInit()
|
||||
{
|
||||
// <20><><EFBFBD><EFBFBD>I2C<32><43><EFBFBD><EFBFBD>ӳ<EFBFBD><D3B3>ΪP3.2(SCL)/P3.3(SDA)
|
||||
P_SW2 = 0x30; // <20><><EFBFBD><EFBFBD>P_SW2Ϊ0x30<33><30>ѡ<EFBFBD><D1A1>SCL_4/P3.2, SDA_4/P3.3
|
||||
|
||||
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>չRAM<41><4D><EFBFBD><EFBFBD>ģʽ<C4A3><CABD><EFBFBD>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD><EFBFBD>I2C<32><43><EFBFBD>ؼĴ<D8BC><C4B4><EFBFBD>
|
||||
P_SW2 |= 0x80;
|
||||
|
||||
// <20><><EFBFBD><EFBFBD>I2C<32>ӻ<EFBFBD>ģʽ
|
||||
I2CCFG = 0x81; // ʹ<><CAB9>I2C<32>ӻ<EFBFBD>ģʽ<C4A3><CABD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>SCLʱ<4C><CAB1>Ϊϵͳʱ<CDB3><CAB1>/16
|
||||
I2CSLADR = I2C_SLAVE_ADDR; // <20><><EFBFBD>ôӻ<C3B4><D3BB>豸<EFBFBD><E8B1B8>ַΪ8A
|
||||
I2CSLST = 0x00; // <20><><EFBFBD><EFBFBD><EFBFBD>ӻ<EFBFBD>״̬<D7B4>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬<D7B4><CCAC>־
|
||||
I2CSLCR = 0x78; // ʹ<>ܴӻ<DCB4>ģʽ<C4A3>жϣ<D0B6><CFA3><EFBFBD><EFBFBD><EFBFBD>START<52><54>STOP<4F><50>RECV<43><56>SEND<4E>¼<EFBFBD><C2BC>ж<EFBFBD>
|
||||
|
||||
// <20>˳<EFBFBD><CBB3><EFBFBD>չRAM<41><4D><EFBFBD><EFBFBD>ģʽ
|
||||
P_SW2 &= ~0x80;
|
||||
|
||||
// ȫ<><C8AB><EFBFBD>ж<EFBFBD>ʹ<EFBFBD><CAB9>
|
||||
EA = 1;
|
||||
|
||||
// <20><>ʼ<EFBFBD><CABC><EFBFBD>û<EFBFBD><C3BB><EFBFBD><EFBFBD><EFBFBD>
|
||||
isda = 1; // <20>豸<EFBFBD><E8B1B8>ַ<EFBFBD><D6B7>־<EFBFBD><D6BE>1<EFBFBD><31><EFBFBD><EFBFBD>ʾ<EFBFBD>ȴ<EFBFBD><C8B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>豸<EFBFBD><E8B1B8>ַ
|
||||
isma = 1; // <20>洢<EFBFBD><E6B4A2>ַ<EFBFBD><D6B7>־<EFBFBD><D6BE>1<EFBFBD><31><EFBFBD><EFBFBD>ʾ<EFBFBD>ȴ<EFBFBD><C8B4><EFBFBD><EFBFBD>մ洢<D5B4><E6B4A2>ַ
|
||||
is_header_received = 0; // ֡ͷ<D6A1><CDB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>־<EFBFBD><D6BE>0<EFBFBD><30>δ<EFBFBD><CEB4><EFBFBD>յ<EFBFBD>֡ͷ<D6A1><CDB7>
|
||||
buffer_idx = 0; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC>Ϊ0<CEAA><30>ָ<EFBFBD><EFBFBD><F2BBBAB3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼλ<CABC><CEBB>
|
||||
data_len = 0; // <20><><EFBFBD>ݳ<EFBFBD><DDB3>ȳ<EFBFBD>ʼ<EFBFBD><CABC>Ϊ0
|
||||
I2CTXD = buffer[buffer_idx]; // <20><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD>ͼĴ<CDBC><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><D7BC><EFBFBD><EFBFBD><EFBFBD>͵<EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief <20><><EFBFBD><EFBFBD>PWMռ<4D>ձȺ<D5B1><C8BA><EFBFBD>
|
||||
* @details <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ռ<EFBFBD>ձȣ<D5B1>0-100<30><30><EFBFBD><EFBFBD><EFBFBD><EFBFBD>PWM<57><4D><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڿ<EFBFBD><DABF><EFBFBD>LED<45><44><EFBFBD>Ȼ<EFBFBD><C8BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>豸
|
||||
* @param duty_cycle ռ<>ձȣ<D5B1><C8A3><EFBFBD>Χ0-100
|
||||
* @return <20><>
|
||||
*/
|
||||
void SetPWM(unsigned char duty_cycle)
|
||||
{
|
||||
unsigned char ccap_value; // <20><><EFBFBD>ڴ洢<DAB4><E6B4A2><EFBFBD><EFBFBD><EFBFBD>õ<EFBFBD><C3B5><EFBFBD>CCAPֵ
|
||||
unsigned char pwm_duty; // <20><><EFBFBD>ڴ洢<DAB4><E6B4A2><EFBFBD><EFBFBD><EFBFBD>õ<EFBFBD><C3B5><EFBFBD>ռ<EFBFBD>ձȰٷֱ<D9B7>
|
||||
|
||||
// <20><>0x00-0xFFӳ<46>䵽0-100%<25><>ռ<EFBFBD>ձ<EFBFBD>
|
||||
pwm_duty = (duty_cycle * 100) / 255;
|
||||
|
||||
// <20><><EFBFBD><EFBFBD>CCAPֵ<50><D6B5>ccap_value = 255 - (ռ<>ձ<EFBFBD> * 255 / 100)
|
||||
// <20><>ΪPCA<43><41>PWM<57><4D><EFBFBD><EFBFBD><EFBFBD>Ǵ<EFBFBD>CCAPֵ<50><D6B5>ʼΪ<CABC>ߵ<EFBFBD>ƽ<EFBFBD><C6BD><EFBFBD><EFBFBD>255ʱ<35><CAB1>Ϊ<EFBFBD>͵<EFBFBD>ƽ
|
||||
ccap_value = 255 - ((unsigned int)pwm_duty * 255 / 100);
|
||||
|
||||
// <20><><EFBFBD><EFBFBD>PWMռ<4D>ձȣ<D5B1>ͬʱ<CDAC><CAB1><EFBFBD><EFBFBD>CCAP1L<31><4C>CCAP1H<31><48>ȷ<EFBFBD><C8B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵһ<D6B5><D2BB>
|
||||
CCAP1L = ccap_value;
|
||||
CCAP1H = ccap_value;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief I2C<32>жϴ<D0B6><CFB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><DEB8><EFBFBD>־λ+<2B>洢<EFBFBD><E6B4A2>ַУ<D6B7>飩
|
||||
* @details <20><><EFBFBD><EFBFBD>I2C<32><43><EFBFBD><EFBFBD><EFBFBD>¼<EFBFBD><C2BC><EFBFBD>START<52><54>RECV<43><56>SEND<4E><44>STOP<4F><50>ʵ<EFBFBD><CAB5>I2C<32>ӻ<EFBFBD><D3BB><EFBFBD>ͨ<EFBFBD><CDA8><EFBFBD><EFBFBD>
|
||||
* @param <20><>
|
||||
* @return <20><>
|
||||
*/
|
||||
void I2C_Isr() interrupt 24
|
||||
{
|
||||
// <20><><EFBFBD><EFBFBD><EFBFBD>ֲ<EFBFBD><D6B2><EFBFBD><EFBFBD><EFBFBD>
|
||||
unsigned char i; // <20><><EFBFBD><EFBFBD>ѭ<EFBFBD><D1AD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
unsigned char recv_dev_addr; // <20><><EFBFBD>ڴ洢<DAB4><E6B4A2><EFBFBD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD>豸<EFBFBD><E8B1B8>ַ
|
||||
unsigned char recv_reg_addr; // <20><><EFBFBD>ڴ洢<DAB4><E6B4A2><EFBFBD>յ<EFBFBD><D5B5>ļĴ<C4BC><C4B4><EFBFBD><EFBFBD><EFBFBD>ַ
|
||||
unsigned char recv_data; // <20><><EFBFBD>ڴ洢<DAB4><E6B4A2><EFBFBD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
|
||||
// <20><><EFBFBD><EFBFBD>P_SW2<57>Ĵ<EFBFBD><C4B4><EFBFBD>ֵ<EFBFBD><D6B5><EFBFBD>Ա<EFBFBD><D4B1>ں<EFBFBD><DABA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD>ָ<EFBFBD>
|
||||
_push_(P_SW2);
|
||||
|
||||
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>չRAM<41><4D><EFBFBD><EFBFBD>ģʽ<C4A3><CABD><EFBFBD>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD><EFBFBD>I2C<32><43><EFBFBD>ؼĴ<D8BC><C4B4><EFBFBD>
|
||||
P_SW2 |= 0x80;
|
||||
|
||||
// <20><><EFBFBD><EFBFBD>START<52>¼<EFBFBD><C2BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>I2C START<52>ź<EFBFBD>ʱִ<CAB1><D6B4>
|
||||
if (I2CSLST & I2C_EVENT_START)
|
||||
{
|
||||
I2CSLST &= ~I2C_EVENT_START; // <20><><EFBFBD><EFBFBD>START<52>¼<EFBFBD><C2BC><EFBFBD>־
|
||||
is_header_received = 0; // <20><><EFBFBD><EFBFBD>֡ͷ<D6A1><CDB7>־<EFBFBD><D6BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬<D7B4><CCAC><EFBFBD><EFBFBD>
|
||||
|
||||
// <20><><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD><EFBFBD>µ<EFBFBD><C2B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><D7BC>
|
||||
buffer_idx = 0;
|
||||
data_len = 0;
|
||||
|
||||
// <20><><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD>ȷ<EFBFBD><C8B7>ÿ<EFBFBD><C3BF>ͨ<EFBFBD>ſ<EFBFBD>ʼʱ<CABC><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǹɾ<C7B8><C9BE><EFBFBD>
|
||||
for(i=0; i<64; i++)
|
||||
{
|
||||
buffer[i] = 0; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ÿ<EFBFBD><C3BF><EFBFBD>ֽ<EFBFBD><D6BD><EFBFBD><EFBFBD><EFBFBD>Ϊ0
|
||||
}
|
||||
}
|
||||
|
||||
// <20><><EFBFBD><EFBFBD>RECV<43>¼<EFBFBD><C2BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>յ<EFBFBD>I2C<32><43><EFBFBD><EFBFBD>ʱִ<CAB1><D6B4>
|
||||
else if (I2CSLST & I2C_EVENT_RECV)
|
||||
{
|
||||
I2CSLST &= ~I2C_EVENT_RECV; // <20><><EFBFBD><EFBFBD>RECV<43>¼<EFBFBD><C2BC><EFBFBD>־
|
||||
|
||||
// <20><><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7>ȴ<EFBFBD><C8B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>豸<EFBFBD><E8B1B8>ַ
|
||||
if (isda)
|
||||
{
|
||||
recv_dev_addr = I2CRXD; // <20><>ȡ<EFBFBD>豸<EFBFBD><E8B1B8>ַ
|
||||
buffer[buffer_idx++] = recv_dev_addr; // <20><><EFBFBD>豸<EFBFBD><E8B1B8>ַ<EFBFBD><D6B7><EFBFBD>뻺<EFBFBD><EBBBBA><EFBFBD><EFBFBD>
|
||||
if(buffer_idx >= 63) buffer_idx = 0; // <20><>ֹ<EFBFBD><D6B9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
data_len++;
|
||||
isda = 0; // <20>豸<EFBFBD><E8B1B8>ַƥ<D6B7><C6A5><EFBFBD>ɹ<EFBFBD><C9B9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>豸<EFBFBD><E8B1B8>ַ<EFBFBD><D6B7>־
|
||||
}
|
||||
|
||||
// <20><><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7>ȴ<EFBFBD><C8B4><EFBFBD><EFBFBD>մ洢<D5B4><E6B4A2>ַ
|
||||
else if (isma)
|
||||
{
|
||||
isma = 0; // <20><><EFBFBD><EFBFBD><EFBFBD>洢<EFBFBD><E6B4A2>ַ<EFBFBD><D6B7>־
|
||||
recv_reg_addr = I2CRXD; // <20><>ȡ<EFBFBD>洢<EFBFBD><E6B4A2>ַ<EFBFBD><D6B7><EFBFBD>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><D6B7>
|
||||
recv_reg_addr_global = recv_reg_addr; // <20><><EFBFBD>浽ȫ<E6B5BD>ֱ<EFBFBD><D6B1><EFBFBD>
|
||||
|
||||
// <20><><EFBFBD>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD>buffer
|
||||
buffer[buffer_idx++] = recv_reg_addr; // <20>ѼĴ<D1BC><C4B4><EFBFBD><EFBFBD><EFBFBD>ַд<D6B7><D0B4>buffer<65><72><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>־<EFBFBD>ܲ<EFBFBD><DCB2><EFBFBD>
|
||||
if(buffer_idx >= 63) buffer_idx = 0; // <20><>ֹ<EFBFBD><D6B9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
data_len++;
|
||||
|
||||
// У<><D0A3><EFBFBD>洢<EFBFBD><E6B4A2>ַ
|
||||
if (recv_reg_addr == REG_ADDR)
|
||||
{
|
||||
// <20><>ַΪ0x96<39><36><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
}
|
||||
else if (recv_reg_addr == 0x94 || recv_reg_addr == 0x95)
|
||||
{
|
||||
// <20><>ַΪ0x94<39><34>0x95<39><35>ֻ<EFBFBD><D6BB>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӳ<EFBFBD><D3B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
}
|
||||
else
|
||||
{
|
||||
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD><EFBFBD>ñ<EFBFBD>־λ<D6BE><CEBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
isda = 1; // <20><><EFBFBD><EFBFBD><EFBFBD>豸<EFBFBD><E8B1B8>ַ<EFBFBD><D6B7>־
|
||||
isma = 1; // <20><><EFBFBD>ô洢<C3B4><E6B4A2>ַ<EFBFBD><D6B7>־
|
||||
I2CTXD = buffer[0]; // <><D7BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
|
||||
_pop_(P_SW2); // <20>ָ<EFBFBD>P_SW2<57>Ĵ<EFBFBD><C4B4><EFBFBD>ֵ
|
||||
return; // ֱ<>ӷ<EFBFBD><D3B7>أ<EFBFBD><D8A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
}
|
||||
|
||||
I2CTXD = buffer[0]; // <><D7BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
}
|
||||
|
||||
// <20><><EFBFBD><EFBFBD><F2A3ACBD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8><EFBFBD><EFBFBD>
|
||||
else
|
||||
{
|
||||
recv_data = I2CRXD; // <20><>ȡ<EFBFBD><C8A1><EFBFBD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
|
||||
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݵ<EFBFBD><DDB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>־<EFBFBD><D6BE><EFBFBD><EFBFBD>
|
||||
buffer[buffer_idx++] = recv_data;
|
||||
if(buffer_idx >= 63) buffer_idx = 0; // <20><>ֹ<EFBFBD><D6B9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
data_len++;
|
||||
|
||||
// ֻ<>е<EFBFBD><D0B5>洢<EFBFBD><E6B4A2>ַΪ0x96ʱ<36>Ž<EFBFBD><C5BD><EFBFBD>Ӳ<EFBFBD><D3B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
if (recv_reg_addr_global == REG_ADDR)
|
||||
{
|
||||
// <20><><EFBFBD>ݽ<EFBFBD><DDBD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>PWMռ<4D>ձȣ<D5B1>0x00-0xFF<46><46>Ӧ0-100%<25><>
|
||||
SetPWM(recv_data);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// <20><><EFBFBD><EFBFBD>SEND<4E>¼<EFBFBD><C2BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA><EFBFBD><EFBFBD>I2C<32><43><EFBFBD><EFBFBD>ʱִ<CAB1><D6B4>
|
||||
else if (I2CSLST & I2C_EVENT_SEND)
|
||||
{
|
||||
I2CSLST &= ~I2C_EVENT_SEND; // <20><><EFBFBD><EFBFBD>SEND<4E>¼<EFBFBD><C2BC><EFBFBD>־
|
||||
|
||||
// <20><><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD>յ<EFBFBD>NAK<41><4B><EFBFBD>ӻ<EFBFBD>δȷ<CEB4>ϣ<EFBFBD>
|
||||
if (I2CSLST & 0x02)
|
||||
{
|
||||
I2CTXD = 0xff; // <20><><EFBFBD>յ<EFBFBD>NAK<41><4B>ֹͣ<CDA3><D6B9><EFBFBD>ͣ<EFBFBD><CDA3><EFBFBD><EFBFBD><EFBFBD>0xff
|
||||
}
|
||||
else
|
||||
{
|
||||
static unsigned char send_idx = 0;
|
||||
I2CTXD = buffer[send_idx++]; // <20><><EFBFBD>յ<EFBFBD>ACK<43><4B><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
if(send_idx >= data_len) send_idx = 0;
|
||||
}
|
||||
}
|
||||
|
||||
// <20><><EFBFBD><EFBFBD>STOP<4F>¼<EFBFBD><C2BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>I2C STOP<4F>ź<EFBFBD>ʱִ<CAB1><D6B4>
|
||||
else if (I2CSLST & I2C_EVENT_STOP)
|
||||
{
|
||||
I2CSLST &= ~I2C_EVENT_STOP; // <20><><EFBFBD><EFBFBD>STOP<4F>¼<EFBFBD><C2BC><EFBFBD>־
|
||||
|
||||
// <20><><EFBFBD>ø<EFBFBD><C3B8>ֱ<EFBFBD>־λ<D6BE><CEBB>Ϊ<EFBFBD><CEAA>һ<EFBFBD><D2BB>ͨ<EFBFBD><CDA8><EFBFBD><EFBFBD><EFBFBD><D7BC>
|
||||
isda = 1; // <20><><EFBFBD><EFBFBD><EFBFBD>豸<EFBFBD><E8B1B8>ַ<EFBFBD><D6B7>־
|
||||
isma = 1; // <20><><EFBFBD>ô洢<C3B4><E6B4A2>ַ<EFBFBD><D6B7>־
|
||||
is_header_received = 0; // <20><><EFBFBD><EFBFBD>֡ͷ<D6A1><CDB7>־
|
||||
|
||||
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݵ<EFBFBD><DDB5><EFBFBD>־<EFBFBD><D6BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ա<EFBFBD><D4B1><EFBFBD>ѭ<EFBFBD><D1AD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӡ
|
||||
for(i=0; i<data_len; i++)
|
||||
{
|
||||
log_buffer[log_idx++] = buffer[i]; // <20><><EFBFBD><EFBFBD><EFBFBD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݸ<EFBFBD><DDB8>Ƶ<EFBFBD><C6B5><EFBFBD>־<EFBFBD><D6BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
if(log_idx >= 127) log_idx = 0; // <20><>ֹ<EFBFBD><D6B9>־<EFBFBD><D6BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
}
|
||||
|
||||
// <20><><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD>ȷ<EFBFBD><C8B7>ÿ<EFBFBD>η<EFBFBD><CEB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϻ<CFBA><F3BBBAB3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǹɾ<C7B8><C9BE><EFBFBD>
|
||||
for(i=0; i<64; i++)
|
||||
{
|
||||
buffer[i] = 0; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ÿ<EFBFBD><C3BF><EFBFBD>ֽ<EFBFBD><D6BD><EFBFBD><EFBFBD><EFBFBD>Ϊ0
|
||||
}
|
||||
|
||||
buffer_idx = 0; // <20><><EFBFBD>û<EFBFBD><C3BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
data_len = 0; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݳ<EFBFBD><DDB3><EFBFBD>
|
||||
}
|
||||
|
||||
// <20>ָ<EFBFBD>P_SW2<57>Ĵ<EFBFBD><C4B4><EFBFBD>ֵ<EFBFBD><D6B5>ȷ<EFBFBD><C8B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵͳ״̬<D7B4><CCAC>ȷ
|
||||
_pop_(P_SW2);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>forѭ<72><D1AD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>壬<EFBFBD><E5A3AC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
* @details <20><>ʼ<EFBFBD><CABC>Ӳ<EFBFBD><D3B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѭ<EFBFBD><D1AD><EFBFBD><EFBFBD>ʵ<EFBFBD><CAB5>ϵͳ<CFB5><CDB3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
* @param <20><>
|
||||
* @return <20><>
|
||||
*/
|
||||
void main()
|
||||
{
|
||||
// <20><>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD>ѭ<EFBFBD><D1AD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>C51<35><31><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֧<EFBFBD><D6A7>ѭ<EFBFBD><D1AD><EFBFBD>ڶ<EFBFBD><DAB6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>⣩
|
||||
unsigned char i;
|
||||
|
||||
// Ӳ<><D3B2><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC>
|
||||
HardwareInit(); // <20><><EFBFBD><EFBFBD>GPIOģʽ
|
||||
PWMInit(); // <20><>ʼ<EFBFBD><CABC>PWMģ<4D><C4A3>
|
||||
I2CInit(); // <20><>ʼ<EFBFBD><CABC>I2C<32>ӻ<EFBFBD>ģʽ
|
||||
uart1_init(); // <20><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>1<EFBFBD><31><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>LOG<4F><47>Ϣ
|
||||
SetPWM(50); // <20><>ʼ<EFBFBD><CABC>PWMռ<4D>ձ<EFBFBD>Ϊ50%
|
||||
|
||||
// P3.5<EFBFBD><EFBFBD>ƽ<EFBFBD>л<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>LCD_RESET<EFBFBD><EFBFBD>
|
||||
P3 |= 0x20; // <20><>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>P3.5
|
||||
Delay30ms(); // <20>ӳ<EFBFBD>30ms
|
||||
P3 &= ~0x20; // <20>ڶ<EFBFBD><DAB6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>P3.5
|
||||
Delay30ms(); // <20>ӳ<EFBFBD>30ms
|
||||
P3 |= 0x20; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ٴ<EFBFBD><D9B4><EFBFBD><EFBFBD><EFBFBD>P3.5<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ձ<EFBFBD><EFBFBD>ָߵ<EFBFBD>ƽ<EFBFBD><EFBFBD>
|
||||
// P3.7<EFBFBD><EFBFBD>ƽ<EFBFBD>л<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>TP_SHUTDOWN<EFBFBD><EFBFBD>
|
||||
P3 |= 0x80; // <20><>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>P3.7
|
||||
Delay30ms(); // <20>ӳ<EFBFBD>30ms
|
||||
P3 &= ~0x80; // <20>ڶ<EFBFBD><DAB6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>P3.7
|
||||
Delay30ms(); // <20>ӳ<EFBFBD>30ms
|
||||
P3 |= 0x80; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ٴ<EFBFBD><D9B4><EFBFBD><EFBFBD><EFBFBD>P3.7<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ձ<EFBFBD><EFBFBD>ָߵ<EFBFBD>ƽ<EFBFBD><EFBFBD>
|
||||
|
||||
|
||||
|
||||
// LED<45><44><EFBFBD><EFBFBD><EFBFBD><EFBFBD>BL_EN<45>ø<EFBFBD>
|
||||
P1 |= 0x04; // <20><><EFBFBD><EFBFBD>P1.2Ϊ<EFBFBD>ߵ<EFBFBD>ƽ<EFBFBD><EFBFBD>LED<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
P3 |= 0x10; // <20><><EFBFBD><EFBFBD>P3.4Ϊ<EFBFBD>ߵ<EFBFBD>ƽ<EFBFBD><EFBFBD>BL_EN<EFBFBD>ø<EFBFBD>
|
||||
|
||||
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2>ͨ<EFBFBD><CDA8>UART1<54><31><EFBFBD>͵<EFBFBD><CDB5><EFBFBD>λ<EFBFBD><CEBB>
|
||||
LOG("System initialized\r\n"); // ϵͳ<CFB5><CDB3>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
|
||||
// <20><>ѭ<EFBFBD><D1AD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӡ<EFBFBD><D3A1>־<EFBFBD><D6BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD><D0B6>ڴ<EFBFBD><DAB4>ں<EFBFBD>ʱ
|
||||
while (1)
|
||||
{
|
||||
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>־<EFBFBD><D6BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
if (log_idx > 0)
|
||||
{
|
||||
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>־<EFBFBD><D6BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӡ<EFBFBD><D3A1>ʹ<EFBFBD><CAB9><EFBFBD><EFBFBD>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD>i<EFBFBD><69>
|
||||
for (i=0; i<log_idx; i++)
|
||||
{
|
||||
LOG("%c", log_buffer[i]); // <20><>ӡ<EFBFBD><D3A1>־<EFBFBD><D6BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD>ÿ<EFBFBD><C3BF><EFBFBD>ַ<EFBFBD>
|
||||
}
|
||||
// LOG("\n"); // <20><>ӡ<EFBFBD><D3A1><EFBFBD>з<EFBFBD><D0B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǰ<EFBFBD><C7B0>־<EFBFBD><D6BE>
|
||||
log_idx = 0; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>־<EFBFBD><D6BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><D7BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>µ<EFBFBD><C2B5><EFBFBD>־<EFBFBD><D6BE><EFBFBD><EFBFBD>
|
||||
}
|
||||
|
||||
Delay10us();
|
||||
}
|
||||
}
|
||||
21
UART_refer/uart.c
Normal file
21
UART_refer/uart.c
Normal file
@ -0,0 +1,21 @@
|
||||
#include "uart.h"
|
||||
#include "xtell.h"
|
||||
|
||||
|
||||
void uart1_init(void) //115200bps@11.0592MHz
|
||||
{
|
||||
SCON = 0x50; //8λ<38><CEBB><EFBFBD><EFBFBD>,<2C>ɱ䲨<C9B1><E4B2A8><EFBFBD><EFBFBD>
|
||||
AUXR |= 0x01; //<2F><><EFBFBD><EFBFBD>1ѡ<31><D1A1><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>2Ϊ<32><CEAA><EFBFBD><EFBFBD><EFBFBD>ʷ<EFBFBD><CAB7><EFBFBD><EFBFBD><EFBFBD>
|
||||
AUXR &= 0xFB; //<2F><>ʱ<EFBFBD><CAB1>ʱ<EFBFBD><CAB1>12Tģʽ
|
||||
T2L = 0xFE; //<2F><><EFBFBD>ö<EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>ʼֵ
|
||||
T2H = 0xFF; //<2F><><EFBFBD>ö<EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>ʼֵ
|
||||
AUXR |= 0x10; //<2F><>ʱ<EFBFBD><CAB1>2<EFBFBD><32>ʼ<EFBFBD><CABC>ʱ
|
||||
TI = 1; //STC-ISP<53>Զ<EFBFBD><D4B6><EFBFBD><EFBFBD>ɵĴ<C9B5><C4B4><EFBFBD>,<2C>ڴ<EFBFBD><DAB4>ڳ<EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӵ<EFBFBD><D3B4>д<EFBFBD><D0B4><EFBFBD>,<2C><><EFBFBD><EFBFBD>printf<74><66><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
6
UART_refer/uart.h
Normal file
6
UART_refer/uart.h
Normal file
@ -0,0 +1,6 @@
|
||||
#ifndef __UART_H
|
||||
#define __UART_H
|
||||
|
||||
void uart1_init(void); //115200bps@11.0592MHz
|
||||
|
||||
#endif
|
||||
56
UART_refer/xtell.h
Normal file
56
UART_refer/xtell.h
Normal file
@ -0,0 +1,56 @@
|
||||
#ifndef __XTELL_H
|
||||
#define __XTELL_H
|
||||
|
||||
#include "STC8G.h"
|
||||
#include "intrins.h"
|
||||
#include "reg51.h"
|
||||
#include <stdio.h>
|
||||
#include "helper.h"
|
||||
#include "typedef.h"
|
||||
|
||||
|
||||
#define MY_DEBUG 1
|
||||
|
||||
#if MY_DEBUG
|
||||
#define LOG printf
|
||||
#else
|
||||
#define LOG printf("");
|
||||
#endif
|
||||
|
||||
/*
|
||||
#define _LOG_ENABLE
|
||||
#ifdef _LOG_ENABLE
|
||||
#define LOG printf
|
||||
#else
|
||||
#define LOG(...)
|
||||
#endif
|
||||
*/
|
||||
|
||||
|
||||
#define VERSION_NUMBER "20220709-0901"
|
||||
|
||||
|
||||
|
||||
/********************************************************************/
|
||||
|
||||
//STC8H1K08<30><38><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӣ<EFBFBD> <20><>ȡ<EFBFBD><C8A1><EFBFBD>룺1234
|
||||
//https://pan.baidu.com/s/1EfH7I16LwM0gtapMV0oONg
|
||||
|
||||
//STC<54><43>Ƭ<EFBFBD><C6AC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:
|
||||
//https://view.inews.qq.com/a/20220304A00VOV00
|
||||
|
||||
//keil C51<35><31><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģʽ:
|
||||
//keil memory model:
|
||||
//https://wenku.baidu.com/view/26cecb842b4ac850ad02de80d4d8d15abe23007e.html
|
||||
|
||||
//KEIL<49><4C><EFBFBD>Ż<EFBFBD><C5BB>ȼ<EFBFBD><C8BC><EFBFBD><EFBFBD><EFBFBD>:
|
||||
//https://jingyan.baidu.com/article/546ae185d915971148f28c69.html
|
||||
|
||||
// Keil<69><6C>Option optimization<6F>ȼ<EFBFBD><C8BC>Ż<EFBFBD><C5BB><EFBFBD><EFBFBD><EFBFBD>:
|
||||
// https://blog.csdn.net/qq_20017379/article/details/122770788
|
||||
|
||||
//<2F><>KEIL<49><4C><EFBFBD><EFBFBD><EFBFBD><EFBFBD>STC<54>ͺŵ<CDBA>Ƭ<EFBFBD><C6AC><EFBFBD><EFBFBD>3<EFBFBD>ַ<EFBFBD><D6B7><EFBFBD>:
|
||||
//https://wenku.baidu.com/view/904916af8462caaedd3383c4bb4cf7ec4afeb6ba.html
|
||||
|
||||
#endif
|
||||
|
||||
340
main.c
Normal file
340
main.c
Normal file
@ -0,0 +1,340 @@
|
||||
/*
|
||||
* 文件名: main.c
|
||||
* 功能: STC8G1K08 I2C设备扫描器
|
||||
* 描述:
|
||||
* 1. 作为I2C主机扫描所有7位地址0x00-0x7F，接收并记录所有应答
|
||||
* 2. 每5秒自动进行一次扫描
|
||||
* 3. 每次扫描完成后通过UART输出所有应答地址
|
||||
* 芯片: STC8G1K08
|
||||
* 系统时钟: 11.0592MHz
|
||||
*/
|
||||
|
||||
#include "reg51.h"
|
||||
#include "intrins.h"
|
||||
#include <stdio.h>
|
||||
|
||||
/* 定义STC8G专用寄存器 */
|
||||
sfr P_SW2 = 0xba; // 端口切换寄存器
|
||||
sfr AUXR = 0x8e; // 辅助寄存器
|
||||
sfr T2L = 0xd7; // 定时器2低字节
|
||||
sfr T2H = 0xd6; // 定时器2高字节
|
||||
|
||||
/* 定义I2C相关寄存器（使用xdata指针访问扩展SFR） */
|
||||
#define I2CCFG (*(unsigned char volatile xdata *)0xfe80) // I2C配置寄存器
|
||||
#define I2CMSCR (*(unsigned char volatile xdata *)0xfe81) // I2C主机控制寄存器
|
||||
#define I2CMSST (*(unsigned char volatile xdata *)0xfe82) // I2C主机状态寄存器
|
||||
#define I2CSLCR (*(unsigned char volatile xdata *)0xfe83) // I2C从机控制寄存器
|
||||
#define I2CSLST (*(unsigned char volatile xdata *)0xfe84) // I2C从机状态寄存器
|
||||
#define I2CSLADR (*(unsigned char volatile xdata *)0xfe85) // I2C从机地址寄存器
|
||||
#define I2CTXD (*(unsigned char volatile xdata *)0xfe86) // I2C数据发送寄存器
|
||||
#define I2CRXD (*(unsigned char volatile xdata *)0xfe87) // I2C数据接收寄存器
|
||||
|
||||
/* 定义端口模式寄存器 */
|
||||
sfr P1M1 = 0x91; // P1模式配置寄存器1
|
||||
sfr P1M0 = 0x92; // P1模式配置寄存器0
|
||||
|
||||
/* 定义I2C引脚 */
|
||||
sbit SDA = P1^4; // I2C数据线
|
||||
sbit SCL = P1^5; // I2C时钟线
|
||||
|
||||
/* 定义LED引脚 */
|
||||
sbit LED = P1^2; // 状态指示LED
|
||||
|
||||
/* 全局变量 */
|
||||
bit busy; // I2C忙碌标志位
|
||||
|
||||
/**
|
||||
* @brief I2C中断服务函数
|
||||
* @note 用于处理I2C通信完成事件
|
||||
*/
|
||||
void I2C_Isr() interrupt 24 // 关键修复：中断号从24改为7
|
||||
{
|
||||
_push_(P_SW2); // 保存P_SW2寄存器
|
||||
P_SW2 |= 0x80; // 访问扩展寄存器
|
||||
if (I2CMSST & 0x40) // 检查中断标志位（BIT6: 主机操作完成）
|
||||
{
|
||||
I2CMSST &= ~0x40; // 清除中断标志
|
||||
busy = 0; // 清除忙碌标志
|
||||
}
|
||||
_pop_(P_SW2); // 恢复P_SW2寄存器
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief 延时函数
|
||||
* @param ms 延时毫秒数
|
||||
* @note 系统时钟11.0592MHz
|
||||
*/
|
||||
void Delay_ms(unsigned int ms)
|
||||
{
|
||||
unsigned int i, j;
|
||||
for (i = 0; i < ms; i++)
|
||||
{
|
||||
for (j = 0; j < 1100; j++); // 修正延时参数，更准确的1ms
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief 等待I2C操作完成
|
||||
*/
|
||||
void I2C_Wait()
|
||||
{
|
||||
while(!(I2CMSST & 0x40)); // 等待中断标志置位
|
||||
I2CMSST &= ~0x40; // 清除中断标志
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief 发送I2C起始信号
|
||||
*/
|
||||
void I2C_Start()
|
||||
{
|
||||
busy = 1; // 设置忙碌标志
|
||||
I2CMSCR = 0x81; // 发送START命令（0x80=主机模式，0x01=START）
|
||||
while (busy); // 等待操作完成
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief 发送I2C数据
|
||||
* @param dat 要发送的数据
|
||||
*/
|
||||
void I2C_SendData(unsigned char dat)
|
||||
{
|
||||
I2CTXD = dat; // 写数据到发送缓冲区
|
||||
busy = 1; // 设置忙碌标志
|
||||
I2CMSCR = 0x82; // 发送SEND命令（0x80=主机模式，0x02=SEND）
|
||||
while (busy); // 等待操作完成
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief 接收I2C应答信号
|
||||
*/
|
||||
void I2C_RecvACK()
|
||||
{
|
||||
busy = 1; // 设置忙碌标志
|
||||
I2CMSCR = 0x83; // 发送读ACK命令（0x80=主机模式，0x03=RECV ACK）
|
||||
while (busy); // 等待操作完成
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief 发送I2C停止信号
|
||||
*/
|
||||
void I2C_Stop()
|
||||
{
|
||||
busy = 1; // 增加busy标志，保持逻辑一致
|
||||
I2CMSCR = 0x86; // 发送STOP命令（0x80=主机模式，0x06=STOP）
|
||||
while (busy); // 等待操作完成
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief I2C初始化函数
|
||||
* @note 配置P1.4为SDA，P1.5为SCL，设置50kHz通信速率，启用中断
|
||||
*/
|
||||
void I2C_Init()
|
||||
{
|
||||
/* 配置端口模式 */
|
||||
P1M0 = 0x04; // P1.2设置为推挽输出（LED），P1.4和P1.5保持准双向口
|
||||
P1M1 = 0x00;
|
||||
|
||||
/* 访问扩展寄存器 */
|
||||
P_SW2 = 0x80;
|
||||
|
||||
/* 配置I2C参数 */
|
||||
// 0xF3 = 11110011
|
||||
// bit7=1: 启用I2C
|
||||
// bit6=1: 主机模式
|
||||
// bit5=1: 启用I2C中断（关键修复：开启中断）
|
||||
// bit4~0=0x13: MSSPEED=19，计算50kHz：11059200/(2*(19+4)*2)=~50kHz
|
||||
I2CCFG = 0xF3;
|
||||
|
||||
/* 初始化I2C状态 */
|
||||
I2CMSST = 0x00;
|
||||
|
||||
/* 启用全局中断和I2C中断 */
|
||||
EA = 1; // 全局中断使能
|
||||
}
|
||||
|
||||
/* I2C扫描缓冲区，用于存储检测到的设备地址 */
|
||||
unsigned char xdata i2c_scan_buffer[128]; // 7位地址最多128个
|
||||
unsigned char scan_count = 0; // 扫描到的设备数量
|
||||
|
||||
/**
|
||||
* @brief 扫描指定I2C 7位地址
|
||||
* @param addr 要扫描的7位I2C地址（0x00-0x7F）
|
||||
* @return 1表示收到应答，0表示无应答
|
||||
*/
|
||||
bit I2C_ScanAddress(unsigned char addr)
|
||||
{
|
||||
bit ack_received = 0; // 应答接收标志
|
||||
|
||||
/* 跳过保留地址0x00（通用呼叫地址） */
|
||||
if (addr == 0x00)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
I2C_Start(); // 发送起始信号
|
||||
I2C_SendData(addr << 1); // 7位地址左移+读写位（0=写）
|
||||
I2C_RecvACK(); // 接收应答信号
|
||||
|
||||
/* 检查是否收到ACK（I2CMSST的bit1为0表示收到ACK） */
|
||||
if (!(I2CMSST & 0x02))
|
||||
{
|
||||
ack_received = 1; // 收到应答
|
||||
}
|
||||
|
||||
I2C_Stop(); // 发送停止信号
|
||||
|
||||
return ack_received;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief 扫描所有I2C 7位地址（0x00-0x7F）
|
||||
* @note 将所有应答的设备地址存储到缓冲区中
|
||||
*/
|
||||
void I2C_ScanAllAddresses(void)
|
||||
{
|
||||
unsigned char i;
|
||||
scan_count = 0; // 清零扫描计数
|
||||
|
||||
/* 遍历所有7位I2C地址（规范扫描范围） */
|
||||
for (i = 0; i < 128; i++)
|
||||
{
|
||||
if (I2C_ScanAddress(i)) // 如果收到应答
|
||||
{
|
||||
/* 防止缓冲区溢出 */
|
||||
if (scan_count < 128)
|
||||
{
|
||||
i2c_scan_buffer[scan_count++] = i; // 将7位地址存入缓冲区
|
||||
}
|
||||
Delay_ms(1); // 短暂延时，避免总线冲突
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief UART1初始化函数
|
||||
* @note 波特率115200bps，系统时钟11.0592MHz
|
||||
*/
|
||||
void uart1_init(void)
|
||||
{
|
||||
SCON = 0x50; // 8位UART，允许接收
|
||||
AUXR |= 0x01; // 串口1选择定时器2为波特率发生器
|
||||
AUXR &= 0xFB; // 定时器2时钟为12T模式
|
||||
T2L = 0xFE; // 设置定时器2初值
|
||||
T2H = 0xFF; // 设置定时器2初值
|
||||
AUXR |= 0x10; // 启动定时器2
|
||||
TI = 1; // 设置TI标志，用于printf重定向
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief putchar重定向函数，用于printf输出
|
||||
* @param c 要输出的字符
|
||||
* @return 输出的字符
|
||||
*/
|
||||
char putchar(char c)
|
||||
{
|
||||
SBUF = c; // 写入发送缓冲区
|
||||
while (!TI); // 等待发送完成
|
||||
TI = 0; // 清除发送完成标志
|
||||
return c;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief 通过UART打印I2C扫描结果
|
||||
* @note 输出格式化的扫描结果，包括设备数量和地址列表
|
||||
*/
|
||||
void UART_PrintScanResults(void)
|
||||
{
|
||||
unsigned char i;
|
||||
|
||||
printf("\r\n=== I2C扫描结果 ===\r\n");
|
||||
// printf("检测到的7位I2C设备数量: %d\r\n", scan_count);
|
||||
|
||||
if (scan_count > 0)
|
||||
{
|
||||
printf("应答地址列表（7位）:\r\n");
|
||||
for (i = 0; i < scan_count; i++)
|
||||
{
|
||||
printf("0x%02X ", i2c_scan_buffer[i]); // 以十六进制格式输出7位地址
|
||||
if ((i + 1) % 8 == 0) // 每8个地址换行
|
||||
{
|
||||
printf("\r\n");
|
||||
}
|
||||
}
|
||||
printf("\r\n");
|
||||
printf("对应发送地址（8位写模式）:\r\n");
|
||||
for (i = 0; i < scan_count; i++)
|
||||
{
|
||||
printf("0x%02X ", i2c_scan_buffer[i] << 1);
|
||||
if ((i + 1) % 8 == 0) // 每8个地址换行
|
||||
{
|
||||
printf("\r\n");
|
||||
}
|
||||
}
|
||||
printf("\r\n");
|
||||
}
|
||||
else
|
||||
{
|
||||
printf("未检测到任何I2C设备\r\n");
|
||||
}
|
||||
printf("==================\r\n");
|
||||
}
|
||||
|
||||
|
||||
|
||||
void Delay5000ms(void) //@11.0592MHz
|
||||
{
|
||||
unsigned char data i, j, k;
|
||||
|
||||
_nop_();
|
||||
_nop_();
|
||||
i = 211;
|
||||
j = 30;
|
||||
k = 11;
|
||||
do
|
||||
{
|
||||
do
|
||||
{
|
||||
while (--k);
|
||||
} while (--j);
|
||||
} while (--i);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief 主函数
|
||||
*/
|
||||
void main()
|
||||
{
|
||||
/* 初始化各模块 */
|
||||
I2C_Init(); // 初始化I2C
|
||||
uart1_init(); // 初始化UART1
|
||||
|
||||
LED = 0; // 点亮LED（推挽输出低电平点亮）
|
||||
|
||||
/* 输出启动信息 */
|
||||
printf("\r\n");
|
||||
printf("========================================\r\n");
|
||||
printf(" STC8G1K08 I2C设备扫描器\r\n");
|
||||
printf("========================================\r\n");
|
||||
printf("系统初始化完成...\r\n");
|
||||
printf("每5秒自动扫描一次I2C总线\r\n");
|
||||
printf("========================================\r\n");
|
||||
|
||||
/* 主循环 */
|
||||
while (1)
|
||||
{
|
||||
/* LED闪烁指示扫描开始 */
|
||||
LED = 1; // 熄灭LED
|
||||
Delay_ms(100);
|
||||
LED = 0; // 点亮LED
|
||||
|
||||
printf("\r\n[开始扫描...]\r\n");
|
||||
I2C_ScanAllAddresses(); // 执行I2C扫描
|
||||
printf("[扫描完成]\r\n");
|
||||
|
||||
UART_PrintScanResults(); // 输出扫描结果
|
||||
|
||||
scan_count = 0; // 清零扫描计数，准备下一次扫描
|
||||
|
||||
Delay5000ms(); // 等待5秒后再次扫描
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user