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修正1.14寸屏幕垂直偏置并添加自动清屏以清除开机噪声；修正新硬件射频收发引脚对调，低功耗唤醒中断重定向至P3.6中断16；添加一键串口收发诊断测试指令，并临时屏蔽SOS物理按键

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Antigravity IDE
2026-07-17 19:43:02 +08:00
parent 7cbd83c40b
commit 47bcd252b2
12 changed files with 609 additions and 822 deletions
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508
Drivers/lcd.c
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@@ -3,313 +3,201 @@
#include "../App/config.h"
#include "intrins.h"
// ====== RM69310 Truly AMOLED 屏幕 SPI 引脚映射 (8051 bit 寻址控制) ======
sbit LCD_RST = P1^0; // 屏幕硬件复位引脚 (RESET)，低电平复位
sbit LCD_DCX = P1^1; // 串行数据 / 命令选择控制线 (1:数据, 0:指令)
sbit LCD_SDI = P1^4; // SPI 主机输出从机输入数据线 (MOSI)
sbit LCD_SCL = P1^5; // SPI 串行工作时钟线 (SCLK)
sbit LCD_CS = P1^6; // SPI 物理片选选择端 (CS)，低电平选通屏幕
// ====== LHS114TC-IF03 (ST7789V) <20><>Ļ SPI <20><><EFBFBD><EFBFBD>ӳ<EFBFBD><D3B3> ======
sbit LCD_RST = P1^0; // <EFBFBD><EFBFBD>ĻӲ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> (RESET)<29><><EFBFBD>͵<EFBFBD>ƽ<EFBFBD><C6BD>λ
sbit LCD_DCX = P1^1; // <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> / <20><><EFBFBD><EFBFBD>ѡ<EFBFBD><D1A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (1:<3A><><EFBFBD><EFBFBD>, 0:ָ<EFBFBD><EFBFBD>)
sbit LCD_SDI = P1^4; // SPI <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (MOSI)
sbit LCD_SCL = P1^5; // SPI <EFBFBD><EFBFBD><EFBFBD>й<EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> (SCLK)
sbit LCD_CS = P1^6; // SPI <EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƭѡѡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> (CS)<29><><EFBFBD>͵<EFBFBD>ƽѡͨ<D1A1><CDA8>Ļ
// ====== SGM3833 升压/负压三路 OLED 屏电源 PMIC 使能引脚 ======
sbit SGM_CTRL = P3^4; // 单线脉冲通信控制线
// ====== LHS114TC-IF03 LEDA <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ======
sbit SGM_CTRL = P1^7; // LEDA <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (0:<3A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, 1:<3A>ر<EFBFBD>Ϩ<EFBFBD><CFA8> - PMOS<4F><53><EFBFBD><EFBFBD>)
// 引用外部延时函数 (定义在 system.c 中)
// <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ⲿ<EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> (<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> system.c <EFBFBD><EFBFBD>)
extern void Delay_ms(u16 ms);
extern void Delay10us(void);
/**
* @brief 通过脉冲序列为 SGM3833 屏幕电源管理芯片写入开启配置
* @param pulse_cnt 要写入的脉冲个数 (本系统传入 27 次脉冲开启正负双电轨)
* @details SGM3833 采用单线边沿脉冲计数协议进行数字控制。
* - tOFF 必须大于 5ms 才能完全复位芯片进入指令模式。
* - 每次电平拉低低电平持续 10us 后拉高，形成一个脉冲计数值。
* - 发送完毕后需拉高并维持 5ms 以上，以便将计数值存入寄存器，锁定目标电压轨开启。
*/
void SGM_SendPulse(u8 pulse_cnt)
{
u8 i;
SGM_CTRL = 0;
Delay_ms(5); // 确保电源芯片进入关断/复位状态 (tOFF)
SGM_CTRL = 1;
Delay_ms(5); // 确保进入初始化状态 (tINIT >= 300us)
for(i = 0; i < pulse_cnt; i++)
{
SGM_CTRL = 0;
Delay10us(); // 保持低电平 10us
SGM_CTRL = 1;
Delay10us(); // 保持高电平 10us
}
SGM_CTRL = 1;
Delay_ms(5); // 确保数据稳定存储锁定 (tSTORE >= 80us)
}
/**
* @brief 软件模拟 8 位串行 SPI 字节数据发送
* @param dat 待发送的 1 字节数据
* @details 采用典型的 bit-banging 模式：时钟 SCL 在发送前置低，将数据 MSB 依次提取后赋值给
* 数据线 SDI，随后拉高 SCL 完成一个 bit 的沿采样，循环 8 次发送完成。
* @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģ<EFBFBD><EFBFBD> 8 λ<><CEBB><EFBFBD><EFBFBD> SPI <20>ֽ<EFBFBD><D6BD><EFBFBD><EFBFBD>ݷ<EFBFBD><DDB7><EFBFBD>
* @param dat <20><><EFBFBD><EFBFBD><EFBFBD>͵<EFBFBD> 1 <20>ֽ<EFBFBD><D6BD><EFBFBD><EFBFBD><EFBFBD>
*/
void SPI_SendData(u8 dat)
{
u8 i;
for(i = 0; i < 8; i++)
{
LCD_SCL = 0; // 拉低时钟，准备更新数据
LCD_SCL = 0; // <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD>ӣ<EFBFBD>׼<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
if(dat & 0x80)
LCD_SDI = 1;
else
LCD_SDI = 0;
_nop_();
LCD_SCL = 1; // 拉高时钟，触发屏幕在上升沿采样数据位
LCD_SCL = 1; // <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD>ӣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ز<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
_nop_();
dat <<= 1; // 左移一位，准备发送下一位
dat <<= 1; // <EFBFBD><EFBFBD><EFBFBD><EFBFBD>һλ<EFBFBD><EFBFBD>׼<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һλ
}
}
/**
* @brief 向屏幕控制器写入单字节控制指令 (DCX=0)
* @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD>뵥<EFBFBD>ֽڿ<EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD> (DCX=0)
*/
void WriteComm(u8 cmd)
{
LCD_CS = 0; // 开启片选
LCD_DCX = 0; // 切换为指令传输模式
LCD_CS = 0; // <EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƭѡ
LCD_DCX = 0; // <EFBFBD>л<EFBFBD>Ϊָ<EFBFBD><EFBFBD><EFBFBD>ģʽ
SPI_SendData(cmd);
LCD_CS = 1; // 关闭片选
LCD_CS = 1; // <EFBFBD>ر<EFBFBD>Ƭѡ
}
/**
* @brief 向屏幕控制器写入单字节显示数据 (DCX=1)
* @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD>뵥<EFBFBD>ֽ<EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> (DCX=1)
*/
void WriteData(u8 dat)
{
LCD_CS = 0; // 开启片选
LCD_DCX = 1; // 切换为数据传输模式
LCD_CS = 0; // <EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƭѡ
LCD_DCX = 1; // <EFBFBD>л<EFBFBD>Ϊ<EFBFBD><EFBFBD><EFBFBD>ݴ<EFBFBD><EFBFBD><EFBFBD>ģʽ
SPI_SendData(dat);
LCD_CS = 1; // 关闭片选
LCD_CS = 1; // <EFBFBD>ر<EFBFBD>Ƭѡ
}
/**
* @brief 按照 RM69310 物理时序执行屏幕硬件复位
* @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>ִ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĻӲ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
*/
void LCD_Reset(void)
{
LCD_RST = 1;
Delay_ms(10);
LCD_RST = 0; // 拉低复位引脚进入硬件复位状态
LCD_RST = 0; // <EFBFBD><EFBFBD><EFBFBD>͸<EFBFBD>λ<EFBFBD><EFBFBD><EFBFBD>Ž<EFBFBD><EFBFBD><EFBFBD>Ӳ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ״̬
Delay_ms(20);
LCD_RST = 1; // 重新拉高引脚
Delay_ms(120); // 必须等待至少 120ms 才能执行后续的初始化
LCD_RST = 1; // <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Delay_ms(120); // <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 120ms <20><><EFBFBD><EFBFBD>ִ<EFBFBD>к<EFBFBD><D0BA><EFBFBD><EFBFBD>ij<EFBFBD>ʼ<EFBFBD><CABC>
}
/**
* @brief 初始化 Truly AMOLED 屏幕控制器 RM69310
* @details 先配置控制 GPIO 为推挽输出，接着根据 Truly 信利原厂提供的初始化指令序列，
* 完成偏置电压、刷新周期、Gamma 参数、跳帧逻辑及色彩空间模式等一系列初始化工作。
* @brief <EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD> LHS114TC-IF03 (ST7789V) <20><>Ļ<EFBFBD><C4BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
*/
void LCD_Init(void)
{
// 1. 配置 P1 端口的 LCD_RST/DCX/SDI/SCL/CS 引脚全部为推挽输出模式 (M1=0, M0=1)
P1M1 &= ~((1<<0) | (1<<1) | (1<<4) | (1<<5) | (1<<6));
P1M0 |= ((1<<0) | (1<<1) | (1<<4) | (1<<5) | (1<<6));
// <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>չ SFR <20><><EFBFBD><EFBFBD>Ȩ<EFBFBD><C8A8> (EAXFR = 1)<29><>ȷ<EFBFBD><C8B7><EFBFBD><EFBFBD><EFBFBD>Բ<EFBFBD><D4B2><EFBFBD> P1M1 <20><> P1M0 ģʽ<C4A3>Ĵ<EFBFBD><C4B4><EFBFBD>
P_SW2 |= 0x80;
// 2. 配置 P3.4 (SGM_CTRL) 为推挽输出模式
P3M1 &= ~(1 << 4);
P3M0 |= (1 << 4);
// <EFBFBD><EFBFBD><EFBFBD><EFBFBD> P1 <20>˿ڵ<CBBF> LCD_RST(P1.0)/DCX(P1.1)/SDI(P1.4)/SCL(P1.5)/CS(P1.6)/LEDA(P1.7) Ϊ<><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģʽ (M1=0, M0=1)
P1M1 &= ~((1<<0) | (1<<1) | (1<<4) | (1<<5) | (1<<6) | (1<<7));
P1M0 |= ((1<<0) | (1<<1) | (1<<4) | (1<<5) | (1<<6) | (1<<7));
// 设置各控制引脚初始默认电平
SGM_CTRL = 1;
// <EFBFBD><EFBFBD><EFBFBD>ø<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ų<EFBFBD>ʼĬ<EFBFBD>ϵ<EFBFBD>ƽ
SGM_CTRL = 0; // PMOS<4F>͵<EFBFBD>ƽ<EFBFBD><C6BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (LEDA = 0)
LCD_CS = 1;
LCD_SCL = 1;
LCD_RST = 1;
LCD_DCX = 1;
LCD_Reset(); // 硬件复位屏幕
LCD_Reset(); // Ӳ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><EFBFBD>Ļ
// ====== 写入 RM69310 原厂寄存器初始化指令序列 ======
WriteComm(0xFE);WriteData(0x01); // 切换至扩展 Page 1 寄存器页
WriteComm(0x04);WriteData(0xa0); // 开启 SPI 写入显存 RAM 允许
WriteComm(0x05);WriteData(0x70); // 配置屏幕尺寸规格为 128RGB
WriteComm(0x06);WriteData(0x3C); // 设定垂直有效扫描线 NL = 240
WriteComm(0x25);WriteData(0x06); // 正常模式伽马设定Gamma1
WriteComm(0x26);WriteData(0x80); // T1A 时序常数 = 280
WriteComm(0x27);WriteData(0x12); // 正常模式消隐后肩 VBP = 12
WriteComm(0x28);WriteData(0x12); // 正常模式消隐前肩 VFP = 8
WriteComm(0x2A);WriteData(0x06); // 空闲模式伽马设定 Gamma1
WriteComm(0x2B);WriteData(0x80); // T1B 时序常数 = 280
WriteComm(0x2D);WriteData(0x12); // 空闲消隐后肩 = 12
WriteComm(0x2F);WriteData(0x12); // 空闲消隐前肩 = 8
WriteComm(0x37);WriteData(0x0C); // 预充电控制电压 VGSP
WriteComm(0x6D);WriteData(0x18); // 关闭跳帧 VGMP 和 VGSP 稳压调节
WriteComm(0x29);WriteData(0x01); // 关闭正常模式的跳帧
WriteComm(0x30);WriteData(0x43); // 设定空闲模式跳帧使刷新频率降为 30Hz
WriteComm(0x0E);WriteData(0x83); // 正常模式 AVDD 电压 = 5.6V
WriteComm(0x0F);WriteData(0x83); // 空闲模式 AVDD = 5.6V
WriteComm(0x10);WriteData(0x71); // AVDD 三倍 VCI 升压控制
WriteComm(0x11);WriteData(0xb3); // VCL = -2倍 VCI 产生负压
WriteComm(0x12);WriteData(0xb3);
WriteComm(0x13);WriteData(0x80); // 正常模式下 VGH 等于 AVDD
WriteComm(0x14);WriteData(0x80); // 空闲模式下 VGH 等于 AVDD
WriteComm(0x15);WriteData(0x81); // 正常模式下低侧门电压 VGL = VCL - VCI
WriteComm(0x16);WriteData(0x81);
WriteComm(0x18);WriteData(0x66); // 偏置电平 VGHR = 6V
WriteComm(0x19);WriteData(0x44); // 偏置电平 VGLR = -6V
WriteComm(0x1E);WriteData(0x02); // 开启电荷平衡 EQ 调制
WriteComm(0x5B);WriteData(0x10); // 启用参考负压 VREFN5
WriteComm(0x62);WriteData(0x19); // 正常模式 VREFN5 电平 = -3V
WriteComm(0x63);WriteData(0x19); // 空闲模式 VREFN5 = -3V
WriteComm(0x70);WriteData(0x55); // 关闭显示时源极驱动器至 AVDD
WriteComm(0x1D);WriteData(0x02); // 启用 EQ 平衡
WriteComm(0x89);WriteData(0x18); // 控制偏置 VGMP = 5.5V
WriteComm(0x8A);WriteData(0xb9); // 控制偏置 VGSP = 2V
WriteComm(0x8B);WriteData(0x01); // 偏置高字节
WriteComm(0x8C);WriteData(0x10); // VGMP 设为 5.4V
WriteComm(0x8D);WriteData(0x90); // VGSP 设为 2V
WriteComm(0x8E);WriteData(0x01);
WriteComm(0x6E);WriteData(0x0A); // 关闭 MIPI 高速数据接口以选择 SPI 驱动方式
WriteComm(0x6A);WriteData(0x05); // 配置 MUX 选择器
WriteComm(0x3A);WriteData(0x08); // 行延迟常数 T1_sd
WriteComm(0x3B);WriteData(0x00); // 帧延迟常数 Tp_sd
WriteComm(0x3D);WriteData(0x16); // 保持延迟常数 Th_sd
WriteComm(0x3F);WriteData(0x27); // 切换时序 Tsw_sd
WriteComm(0x40);WriteData(0x0F); // 切换保持 Thsw_sd
WriteComm(0x41);WriteData(0x0D); // 切换释放 Thsd_sd
// 如下配置模拟通道多路选通时序
WriteComm(0x42);WriteData(0x14);
WriteComm(0x43);WriteData(0x41);
WriteComm(0x44);WriteData(0x25);
WriteComm(0x45);WriteData(0x52);
WriteComm(0x46);WriteData(0x36);
WriteComm(0x47);WriteData(0x63);
WriteComm(0x48);WriteData(0x14);
WriteComm(0x49);WriteData(0x41);
WriteComm(0x4A);WriteData(0x25);
WriteComm(0x4B);WriteData(0x52);
WriteComm(0x4C);WriteData(0x36);
WriteComm(0x4D);WriteData(0x63);
WriteComm(0x4E);WriteData(0x14);
WriteComm(0x4F);WriteData(0x41);
WriteComm(0x50);WriteData(0x25);
WriteComm(0x51);WriteData(0x52);
WriteComm(0x52);WriteData(0x36);
WriteComm(0x53);WriteData(0x63);
WriteComm(0x54);WriteData(0x14);
WriteComm(0x55);WriteData(0x41);
WriteComm(0x56);WriteData(0x25);
WriteComm(0x57);WriteData(0x52);
WriteComm(0x58);WriteData(0x36);
WriteComm(0x59);WriteData(0x63);
WriteComm(0x66);WriteData(0x90); // 空闲模式使用内部集成供电
WriteComm(0x67);WriteData(0x40); // 内部延迟 1 帧切断电源
WriteComm(0x72);WriteData(0x1A); // 内部核心 OVDD 电压 = 4.6V
WriteComm(0x73);WriteData(0x07); // 内部核心 OVSS 电压 = -2V
WriteComm(0x74);WriteData(0x0C); // OVDD 的最终输入来源设为 AVDD
WriteComm(0x6A);WriteData(0x3D); // 向单线接口发送脉冲，配置升压
WriteComm(0x6B);WriteData(0x29);
WriteComm(0xFE);WriteData(0x04); // 切换至 Page 4
WriteComm(0x5E);WriteData(0x01);
WriteComm(0x5F);WriteData(0xB8);
WriteComm(0x60);WriteData(0xBB);
WriteComm(0x61);WriteData(0xBB);
WriteComm(0x62);WriteData(0xBB);
WriteComm(0x76);WriteData(0xBB);
WriteComm(0x77);WriteData(0x3B);
WriteComm(0x78);WriteData(0x92);
WriteComm(0x79);WriteData(0xBB);
WriteComm(0x7A);WriteData(0xBB);
WriteComm(0x00);WriteData(0xDC); // 扫描时钟 CK1 寄存器配置
WriteComm(0x01);WriteData(0x00);
WriteComm(0x02);WriteData(0x02);
WriteComm(0x03);WriteData(0x00);
WriteComm(0x04);WriteData(0x08);
WriteComm(0x05);WriteData(0x01);
WriteComm(0x06);WriteData(0x70);
WriteComm(0x07);WriteData(0x0A);
WriteComm(0x08);WriteData(0x00);
WriteComm(0x09);WriteData(0xDC); // 扫描时钟 CK2 寄存器配置
WriteComm(0x0a);WriteData(0x00);
WriteComm(0x0b);WriteData(0x02);
WriteComm(0x0C);WriteData(0x00);
WriteComm(0x0D);WriteData(0x08);
WriteComm(0x0E);WriteData(0x00);
WriteComm(0x0F);WriteData(0x70);
WriteComm(0x10);WriteData(0x0A);
WriteComm(0x11);WriteData(0x00);
WriteComm(0x12);WriteData(0xCC); // 发光逻辑 EM_CK1 配置
WriteComm(0x13);WriteData(0x00);
WriteComm(0x14);WriteData(0x02);
WriteComm(0x15);WriteData(0x00);
WriteComm(0x16);WriteData(0x20);
WriteComm(0x17);WriteData(0x00);
WriteComm(0x18);WriteData(0x28);
WriteComm(0x19);WriteData(0x26);
WriteComm(0x1A);WriteData(0x00);
WriteComm(0x1B);WriteData(0xCC); // 发光逻辑 EM_CK2 配置
WriteComm(0x1C);WriteData(0x00);
WriteComm(0x1D);WriteData(0x02);
WriteComm(0x1E);WriteData(0x00);
WriteComm(0x1F);WriteData(0x20);
WriteComm(0x20);WriteData(0x01);
WriteComm(0x21);WriteData(0x28);
WriteComm(0x22);WriteData(0x26);
WriteComm(0x23);WriteData(0x00);
WriteComm(0x4C);WriteData(0x89); // 扫描起始信号 SN_STV 配置
WriteComm(0x4D);WriteData(0x00);
WriteComm(0x4E);WriteData(0x01);
WriteComm(0x4F);WriteData(0x00);
WriteComm(0x50);WriteData(0x01);
WriteComm(0x51);WriteData(0xBB);
WriteComm(0x52);WriteData(0xBB);
WriteComm(0x53);WriteData(0xCA); // 发光起始信号 EM_STV 配置
WriteComm(0x54);WriteData(0x00);
WriteComm(0x55);WriteData(0x03);
WriteComm(0x56);WriteData(0x00);
WriteComm(0x58);WriteData(0x00);
WriteComm(0x59);WriteData(0x00);
WriteComm(0x65);WriteData(0x45);
WriteComm(0x66);WriteData(0x0C);
WriteComm(0x67);WriteData(0x00);
WriteComm(0xFE);WriteData(0x01); // 切换至 Page 1 验证芯片 ID
WriteComm(0xE5);WriteData(0x00);
WriteComm(0xE6);WriteData(0x10);
WriteComm(0xE7);WriteData(0x31);
WriteComm(0xFE);WriteData(0x00); // 切换回 Page 0 进行正常显示操作
WriteComm(0xC4);WriteData(0x80);
WriteComm(0x2A);WriteData(0x00);WriteData(0x04);WriteData(0x00);WriteData(0x7B); // 设定列像素物理边界 (4~123，宽120像素)
// ====== 显式设置屏幕像素色彩格式为 16 位像素格式 (COLMOD = 0x75，即RGB565格式) ======
WriteComm(0x3A);WriteData(0x75);
WriteComm(0x11);WriteData(0x00); // 唤醒屏芯片：发送 Sleep Out 退出睡眠指令
Delay_ms(150); // 退出睡眠状态后，必须等待 150ms 以便驱动电荷泵稳定
WriteComm(0x29);WriteData(0x00); // 开启屏幕显示：发送 Display ON 指令，像素层开始发光
// ====== д<EFBFBD><EFBFBD> ST7789V ԭ<><D4AD><EFBFBD>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ======
WriteComm(0x11); // Sleep Out <20>˳<EFBFBD>˯<EFBFBD><CBAF>
Delay_ms(120); // <EFBFBD>˳<EFBFBD>˯<EFBFBD>ߺ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> 120ms
// Memory Data Access Control (MADCTL) ɨ<>跽<EFBFBD><E8B7BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
// 0x00: <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>£<EFBFBD><C2A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ң<EFBFBD>RGB <20><>ʽ
WriteComm(0x36);
WriteData(0x00);
// Interface Pixel Format (COLMOD)
// 0x05 <20><><EFBFBD><EFBFBD> 16-bit/pixel (RGB565<36><35>ʽ)
WriteComm(0x3A);
WriteData(0x05);
// Porch Setting (B2h)
WriteComm(0xB2);
WriteData(0x0C);
WriteData(0x0C);
WriteData(0x00);
WriteData(0x33);
WriteData(0x33);
// Gate Control (B7h)
// VGH=13.65V, VGL=-10.43V
WriteComm(0xB7);
WriteData(0x35);
// VCOM Setting (BBh)
// VCOM=1.175V
WriteComm(0xBB);
WriteData(0x19);
// LCM Control (C0h)
WriteComm(0xC0);
WriteData(0x2C);
// VDV and VRH Command Enable (C2h)
WriteComm(0xC2);
WriteData(0x01);
// VRH Set (C3h)
// VRH=4.3V
WriteComm(0xC3);
WriteData(0x12);
// VDV Set (C4h)
// VDV=0V
WriteComm(0xC4);
WriteData(0x20);
// Frame Rate Control in Normal Mode (C6h)
// 0x0F: 60Hz
WriteComm(0xC6);
WriteData(0x0F);
// Power Control 1 (D0h)
WriteComm(0xD0);
WriteData(0xA4);
WriteData(0xA1);
// Positive Gamma Correction (E0h) <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>٤<EFBFBD><D9A4>
WriteComm(0xE0);
WriteData(0xD0); WriteData(0x04); WriteData(0x0D); WriteData(0x11);
WriteData(0x13); WriteData(0x2B); WriteData(0x3F); WriteData(0x54);
WriteData(0x4C); WriteData(0x18); WriteData(0x0D); WriteData(0x0B);
WriteData(0x1F); WriteData(0x23);
// Negative Gamma Correction (E1h) <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>٤<EFBFBD><D9A4>
WriteComm(0xE1);
WriteData(0xD0); WriteData(0x04); WriteData(0x0C); WriteData(0x11);
WriteData(0x13); WriteData(0x2C); WriteData(0x3F); WriteData(0x44);
WriteData(0x51); WriteData(0x2F); WriteData(0x1F); WriteData(0x1F);
WriteData(0x20); WriteData(0x23);
// Display Inversion On (21h) <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ԣ<EFBFBD>ST7789 IPS <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
WriteComm(0x21);
// Display On (29h) <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ
WriteComm(0x29);
Delay_ms(20);
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȫ<EFBFBD><C8AB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֹ<EFBFBD><D6B9>Ļ<EFBFBD><C4BB><EFBFBD><EFBFBD>˲<EFBFBD><CBB2><EFBFBD><EFBFBD><EFBFBD>ֻ<EFBFBD><D6BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
LCD_Clear(COLOR_BLACK);
}
/**
* @brief 设置屏幕绘制显存窗口区域
* @brief <EFBFBD>趨<EFBFBD><EFBFBD>Ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݸ<EFBFBD><EFBFBD>»<EFBFBD><EFBFBD>ƴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
*/
void LCD_SetWindow(u16 x_start, u16 x_end, u16 y_start, u16 y_end)
{
// 写入 Column Address Set 列地址设置寄存器命令 (0x2A)
// <EFBFBD>ڵײ㴰<EFBFBD><EFBFBD><EFBFBD>趨<EFBFBD>У<EFBFBD>ͳһ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƫ<EFBFBD>õ<EFBFBD>͸<EFBFBD><EFBFBD>У<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϲ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
x_start += LCD_X_OFFSET;
x_end += LCD_X_OFFSET;
y_start += LCD_Y_OFFSET;
y_end += LCD_Y_OFFSET;
// д<><D0B4> Column Address Set <20>е<EFBFBD>ַ<EFBFBD><D6B7><EFBFBD>üĴ<C3BC><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (0x2A)
WriteComm(0x2A);
WriteData((u8)(x_start >> 8));
WriteData((u8)(x_start & 0xFF));
WriteData((u8)(x_end >> 8));
WriteData((u8)(x_end & 0xFF));
// 写入 Row Address Set 行地址设置寄存器命令 (0x2B)
// д<EFBFBD><EFBFBD> Row Address Set <EFBFBD>е<EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD>üĴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (0x2B)
WriteComm(0x2B);
WriteData((u8)(y_start >> 8));
WriteData((u8)(y_start & 0xFF));
@@ -318,29 +206,26 @@ void LCD_SetWindow(u16 x_start, u16 x_end, u16 y_start, u16 y_end)
}
/**
* @brief 用指定色彩刷写清空全屏幕
* @param color 16位 RGB565 颜色填充值
* @brief <EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>ɫ<EFBFBD><EFBFBD>ˢд<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȫ<EFBFBD><EFBFBD>Ļ
* @param color 16λ RGB565 <EFBFBD><EFBFBD>ɫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
*/
void LCD_Clear(u16 color)
{
u16 i, j;
// 【物理引脚偏移说明】：
// 该 AMOLED 屏在物理层面上水平方向的列像素地址为 4 ~ 123（总宽 120 像素）。
// 因此调用 LCD_SetWindow 时，X 轴的物理起始和终止坐标必须偏置 +4 才能与物理屏幕像素完全对齐。
LCD_SetWindow(4, 123, 0, 239);
WriteComm(0x2C); // 发送 RAM Write (0x2C) 显存写入命令
for(i = 0; i < 120; i++)
LCD_SetWindow(0, LCD_WIDTH - 1, 0, LCD_HEIGHT - 1);
WriteComm(0x2C); // <20><><EFBFBD><EFBFBD> RAM Write (0x2C) <20>Դ<EFBFBD>д<EFBFBD><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
for(i = 0; i < LCD_WIDTH; i++)
{
for(j = 0; j < 240; j++)
for(j = 0; j < LCD_HEIGHT; j++)
{
WriteData((u8)(color >> 8)); // 发送 RGB565 高 8 位字节
WriteData((u8)(color & 0xFF)); // 发送 RGB565 低 8 位字节
WriteData((u8)(color >> 8)); // <EFBFBD><EFBFBD><EFBFBD><EFBFBD> RGB565 <EFBFBD><EFBFBD> 8 λ<EFBFBD>ֽ<EFBFBD>
WriteData((u8)(color & 0xFF)); // <EFBFBD><EFBFBD><EFBFBD><EFBFBD> RGB565 <EFBFBD><EFBFBD> 8 λ<EFBFBD>ֽ<EFBFBD>
}
}
}
/**
* @brief 在屏幕指定视口绘制实心矩形
* @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ļָ<EFBFBD><EFBFBD><EFBFBD>ӿڻ<EFBFBD><EFBFBD><EFBFBD>ʵ<EFBFBD>ľ<EFBFBD><EFBFBD><EFBFBD>
*/
void LCD_FillRect(u16 x, u16 y, u16 w, u16 h, u16 color)
{
@@ -348,10 +233,9 @@ void LCD_FillRect(u16 x, u16 y, u16 w, u16 h, u16 color)
u8 ch = (u8)(color >> 8);
u8 cl = (u8)(color & 0xFF);
// X 坐标应用物理偏置偏移 +4 像素
LCD_SetWindow(x + 4, x + w - 1 + 4, y, y + h - 1);
WriteComm(0x2C); // 写入显存
count = w * h; // 实心矩形包含的总像素数
LCD_SetWindow(x, x + w - 1, y, y + h - 1);
WriteComm(0x2C); // д<><D0B4><EFBFBD>Դ<EFBFBD>
count = w * h; // ʵ<EFBFBD>ľ<EFBFBD><EFBFBD>ΰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
for(i = 0; i < count; i++)
{
WriteData(ch);
@@ -360,57 +244,55 @@ void LCD_FillRect(u16 x, u16 y, u16 w, u16 h, u16 color)
}
/**
* @brief 绘制空心矩形边界框
* @details 通过组合调用四次 LCD_FillRect 实心线来绘制矩形的上、下、左、右四条边。
* @brief <EFBFBD><EFBFBD><EFBFBD>ƿ<EFBFBD><EFBFBD>ľ<EFBFBD><EFBFBD>α߽<EFBFBD><EFBFBD><EFBFBD>
* @details ͨ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĵ<EFBFBD> LCD_FillRect ʵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƾ<EFBFBD><EFBFBD>ε<EFBFBD><EFBFBD>ϡ<EFBFBD><EFBFBD>¡<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ߡ<EFBFBD>
*/
void LCD_DrawRectBorder(u16 x, u16 y, u16 w, u16 h, u16 color)
{
LCD_FillRect(x, y, w, 1, color); // 上边框线 (厚度 1 像素)
LCD_FillRect(x, y + h - 1, w, 1, color); // 下边框线
LCD_FillRect(x, y, 1, h, color); // 左边框线
LCD_FillRect(x + w - 1, y, 1, h, color); // 右边框线
LCD_FillRect(x, y, w, 1, color); // <EFBFBD>ϱ߿<EFBFBD><EFBFBD><EFBFBD>
LCD_FillRect(x, y + h - 1, w, 1, color); // <EFBFBD>±߿<EFBFBD><EFBFBD><EFBFBD>
LCD_FillRect(x, y, 1, h, color); // <EFBFBD><EFBFBD><EFBFBD>߿<EFBFBD><EFBFBD><EFBFBD>
LCD_FillRect(x + w - 1, y, 1, h, color); // <EFBFBD>ұ߿<EFBFBD><EFBFBD><EFBFBD>
}
/**
* @brief 渲染显示一个单色字模位图资源
* @param x 渲染起始坐标 X
* @param y 渲染起始坐标 Y
* @param w 位图宽度 (单位: 像素点数)
* @param h 位图高度 (单位: 像素点数)
* @param bmp FLASH 中的单色像素数组指针 (1表示画前景色，0表示画背景色)
* @param color 16位前景色
* @param bg_color 16位背景色
* @details 会逐行、逐列解析单色图的字节数组，每一行占 (w+7)/8 个字节，
* 利用位操作提取指定 bit 的状态并发送色彩数据写入屏幕。
* @brief <EFBFBD><EFBFBD>Ⱦ<EFBFBD><EFBFBD>ʾһ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɫ<EFBFBD><EFBFBD>ģλͼ<EFBFBD><EFBFBD>Դ
* @param x <EFBFBD><EFBFBD>Ⱦ<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> X
* @param y <EFBFBD><EFBFBD>Ⱦ<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> Y
* @param w λͼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> (<28><>λ: <20><><EFBFBD>ص<EFBFBD><D8B5><EFBFBD>)
* @param h λͼ<EFBFBD>߶<EFBFBD> (<28><>λ: <20><><EFBFBD>ص<EFBFBD><D8B5><EFBFBD>)
* @param bmp FLASH <EFBFBD>еĵ<EFBFBD>ɫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD> (1<><31>ʾ<EFBFBD><CABE>ǰ<EFBFBD><C7B0>ɫ<EFBFBD><C9AB>0<EFBFBD><30>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɫ)
* @param color 16λǰ<EFBFBD><EFBFBD>ɫ
* @param bg_color 16λ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɫ
*/
void LCD_DrawMonoBitmap(u16 x, u16 y, u16 w, u16 h, unsigned char code *bmp, u16 color, u16 bg_color)
{
u16 r, c;
u16 byte_width = (w + 7) / 8; // 计算在单色编码中，一行图像占用的实际字节数
u16 byte_width = (w + 7) / 8; // <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD>ɫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>У<EFBFBD>һ<EFBFBD><EFBFBD>ͼ<EFBFBD><EFBFBD>ռ<EFBFBD>õ<EFBFBD>ʵ<EFBFBD><EFBFBD><EFBFBD>ֽ<EFBFBD><EFBFBD><EFBFBD>
u8 ch = (u8)(color >> 8);
u8 cl = (u8)(color & 0xFF);
u8 bgh = (u8)(bg_color >> 8);
u8 bgl = (u8)(bg_color & 0xFF);
LCD_SetWindow(x + 4, x + w - 1 + 4, y, y + h - 1); // 限制绘制显存窗口并应用偏移
LCD_SetWindow(x, x + w - 1, y, y + h - 1); // <EFBFBD><EFBFBD><EFBFBD>ƻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Դ洰<EFBFBD><EFBFBD>
WriteComm(0x2C);
// 嵌套循环，从第 0 行第 0 列开始遍历每个像素位置
// Ƕ<EFBFBD><EFBFBD>ѭ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӵ<EFBFBD> 0 <20>е<EFBFBD> 0 <20>п<EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>ÿ<EFBFBD><C3BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><CEBB>
for(r = 0; r < h; r++)
{
for(c = 0; c < w; c++)
{
u16 byte_idx = r * byte_width + (c / 8); // 定位当前像素所在单色图数组中的字节索引
u8 bit_shift = 7 - (c % 8); // 定位该像素在该字节中对应的 bit 位置 (高位在前)
u16 byte_idx = r * byte_width + (c / 8); // <EFBFBD><EFBFBD>λ<EFBFBD><EFBFBD>ǰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD>ɫͼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD><EFBFBD>ֽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
u8 bit_shift = 7 - (c % 8); // <EFBFBD><EFBFBD>λ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڸ<EFBFBD><EFBFBD>ֽ<EFBFBD><EFBFBD>ж<EFBFBD>Ӧ<EFBFBD><EFBFBD> bit λ<><CEBB> (<28><>λ<EFBFBD><CEBB>ǰ)
if(bmp[byte_idx] & (1 << bit_shift))
{
WriteData(ch); // 该位为 1，发送前景色
WriteData(ch); // <EFBFBD><EFBFBD>λΪ 1<><31><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǰ<EFBFBD><C7B0>ɫ
WriteData(cl);
}
else
{
WriteData(bgh); // 该位为 0，发送背景色
WriteData(bgh); // <EFBFBD><EFBFBD>λΪ 0<><30><EFBFBD><EFBFBD><EFBFBD>ͱ<EFBFBD><CDB1><EFBFBD>ɫ
WriteData(bgl);
}
}
@@ -418,31 +300,30 @@ void LCD_DrawMonoBitmap(u16 x, u16 y, u16 w, u16 h, unsigned char code *bmp, u16
}
/**
* @brief 在指定坐标渲染输出一个 8x16 尺寸的普通英文 ASCII 字符
* @param ch ASCII 字符本身
* @details 遍历 8x16 点阵字库，将索引对应的 16 个字符编码字节依次提取，按位发送。
* @brief <EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ⱦ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD> 8x16 <20>ߴ<EFBFBD><DFB4><EFBFBD><EFBFBD><EFBFBD>ͨӢ<CDA8><D3A2> ASCII <EFBFBD>ַ<EFBFBD>
* @param ch ASCII <EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
*/
void LCD_ShowChar8x16(u16 x, u16 y, char ch, u16 color, u16 bg_color)
{
u8 r, c;
u8 char_idx = ch - 0x20; // 偏移计算：ASCII 可打印字符从 0x20 (空格) 开始
u8 char_idx = ch - 0x20; // ƫ<EFBFBD>Ƽ<EFBFBD><EFBFBD>㣺ASCII <20>ɴ<EFBFBD>ӡ<EFBFBD>ַ<EFBFBD><D6B7><EFBFBD> 0x20 (<28>ո<EFBFBD>) <20><>ʼ
u8 f_h = (u8)(color >> 8);
u8 f_l = (u8)(color & 0xFF);
u8 b_h = (u8)(bg_color >> 8);
u8 b_l = (u8)(bg_color & 0xFF);
if(ch < 0x20 || ch > 0x7E) return; // 过滤不可见控制字符
if(ch < 0x20 || ch > 0x7E) return; // <EFBFBD><EFBFBD><EFBFBD>˲<EFBFBD><EFBFBD>ɼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD>
LCD_SetWindow(x + 4, x + 8 - 1 + 4, y, y + 16 - 1); // 应用 +4 像素偏移
LCD_SetWindow(x, x + 8 - 1, y, y + 16 - 1);
WriteComm(0x2C);
// 循环 16 行，绘制 8x16 字型
// ѭ<EFBFBD><EFBFBD> 16 <EFBFBD>У<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 8x16 <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
for(r = 0; r < 16; r++)
{
u8 line = FONT_8x16[char_idx][r]; // 提取当前行对应的 8 位单色像素信息
u8 line = FONT_8x16[char_idx][r]; // <EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD>ǰ<EFBFBD>ж<EFBFBD>Ӧ<EFBFBD><EFBFBD> 8 λ<><CEBB>ɫ<EFBFBD><C9AB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ
for(c = 0; c < 8; c++)
{
// 从高到低依次提取单行中的像素点
// <EFBFBD>Ӹߵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ص<EFBFBD>
if(line & (0x80 >> c))
{
WriteData(f_h);
@@ -458,45 +339,42 @@ void LCD_ShowChar8x16(u16 x, u16 y, char ch, u16 color, u16 bg_color)
}
/**
* @brief 在指定坐标打印一行普通英文 ASCII 字符串 (左对齐)
* @brief <EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӡһ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͨӢ<EFBFBD><EFBFBD> ASCII <20>ַ<EFBFBD><D6B7><EFBFBD> (<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>)
*/
void LCD_ShowString(u16 x, u16 y, char *str, u16 color, u16 bg_color)
{
while(*str)
{
LCD_ShowChar8x16(x, y, *str, color, bg_color); // 渲染当前字符
x += 8; // X 轴起始位置偏移 8 像素，准备绘制下一个字符
str++; // 移向下一个字符
LCD_ShowChar8x16(x, y, *str, color, bg_color); // <EFBFBD><EFBFBD>Ⱦ<EFBFBD><EFBFBD>ǰ<EFBFBD>ַ<EFBFBD>
x += 8; // X <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼλ<EFBFBD><EFBFBD>ƫ<EFBFBD><EFBFBD> 8 <20><><EFBFBD>أ<EFBFBD>׼<EFBFBD><D7BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>ַ<EFBFBD>
str++; // <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD>
}
}
/**
* @brief 在指定 Y 轴高度上，自动计算偏移以实现字符串水平居中显示
* @brief <EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD> Y <20><><EFBFBD>߶<EFBFBD><DFB6>ϣ<EFBFBD><CFA3>Զ<EFBFBD><D4B6><EFBFBD><EFBFBD><EFBFBD>ƫ<EFBFBD><C6AB><EFBFBD><EFBFBD>ʵ<EFBFBD><CAB5><EFBFBD>ַ<EFBFBD><D6B7><EFBFBD>ˮƽ<CBAE><C6BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ
*/
void LCD_ShowStringCentered(u16 y, char *str, u16 color, u16 bg_color)
{
u16 len = 0;
char *p = str;
while(*p++) len++; // 计算字符串长度
while(*p++) len++; // <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
if(len * 8 >= 120)
// 若超出或等同于屏幕有效宽度 (120像素)，强制从最左侧 0 开始左对齐绘制
if(len * 8 >= LCD_WIDTH)
// <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͬ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ļ<EFBFBD><EFBFBD>Ч<EFBFBD><EFBFBD><EFBFBD>ȣ<EFBFBD>ǿ<EFBFBD>ƴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 0 <20><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
LCD_ShowString(0, y, str, color, bg_color);
else
// 否则通过公式 (120 - 字符宽度) / 2 计算出水平居中的首字起始偏移 X 坐标并渲染
LCD_ShowString((120 - len * 8) / 2, y, str, color, bg_color);
// <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͨ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʽ (LCD_WIDTH - <20>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD><EFBFBD>) / 2 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˮƽ<CBAE><C6BD><EFBFBD>е<EFBFBD><D0B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼƫ<CABC><C6AB> X <20><><EFBFBD>겢<EFBFBD><EAB2A2>Ⱦ
LCD_ShowString((LCD_WIDTH - len * 8) / 2, y, str, color, bg_color);
}
/**
* @brief 渲染大号特粗 16x32 尺寸的英文/数字字符
* @details 【字库双重放大技术】：
* 由于 8051 FLASH 容量有限，手环未附带特大型号的 16x32 大字库。
* 此函数通过算法对 8x16 基础字库点阵数据在水平方向（列）和垂直方向（行）各重复绘制 2 遍
* （即单个点扩充绘制为 2x2 的像素团），从而实现对原字型双重放大渲染为 16x32 规格，节省空间。
* @brief <EFBFBD><EFBFBD>Ⱦ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ش<EFBFBD> 16x32 <20>ߴ<EFBFBD><DFB4><EFBFBD>Ӣ<EFBFBD><D3A2>/<2F><><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD>
*/
void LCD_ShowChar16x32(u16 x, u16 y, char ch, u16 color, u16 bg_color)
{
u8 r, c, i, j;
u8 val_bit;
u8 char_idx = ch - 0x20;
u8 f_h = (u8)(color >> 8);
u8 f_l = (u8)(color & 0xFF);
@@ -505,22 +383,22 @@ void LCD_ShowChar16x32(u16 x, u16 y, char ch, u16 color, u16 bg_color)
if(ch < 0x20 || ch > 0x7E) return;
LCD_SetWindow(x + 4, x + 16 - 1 + 4, y, y + 32 - 1); // 锁定 16x32 的绘图视窗
LCD_SetWindow(x, x + 16 - 1, y, y + 32 - 1); // <EFBFBD><EFBFBD><EFBFBD><EFBFBD> 16x32 <EFBFBD>Ļ<EFBFBD>ͼ<EFBFBD>Ӵ<EFBFBD>
WriteComm(0x2C);
// 遍历字型的 16 个点阵行数据
// <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>͵<EFBFBD> 16 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> data
for(r = 0; r < 16; r++)
{
u8 line = FONT_8x16[char_idx][r];
// 纵向插点翻倍：将当前行重复绘制两次 (i = 0 和 i = 1)
// <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>㷭<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǰ<EFBFBD><EFBFBD><EFBFBD>ظ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (i = 0 <EFBFBD><EFBFBD> i = 1)
for(i = 0; i < 2; i++)
{
// 遍历单行内的 8 个 bit 像素点
// <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD> 8 <EFBFBD><EFBFBD> bit <EFBFBD><EFBFBD><EFBFBD>ص<EFBFBD>
for(c = 0; c < 8; c++)
{
u8 val_bit = (line & (0x80 >> c));
// 横向插点翻倍：单个像素点重复发送写入 2 次 (j = 0 和 j = 1)
val_bit = (line & (0x80 >> c));
// <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>㷭<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ص<EFBFBD><EFBFBD>ظ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><EFBFBD> 2 <EFBFBD><EFBFBD> (j = 0 <EFBFBD><EFBFBD> j = 1)
for(j = 0; j < 2; j++)
{
if(val_bit)
@@ -540,31 +418,31 @@ void LCD_ShowChar16x32(u16 x, u16 y, char ch, u16 color, u16 bg_color)
}
/**
* @brief 在指定坐标绘制特大 16x32 规格的数字/英文字符串
* @brief <EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ش<EFBFBD> 16x32 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>/Ӣ<><D3A2><EFBFBD>ִ<EFBFBD>
*/
void LCD_ShowString16x32(u16 x, u16 y, char *str, u16 color, u16 bg_color)
{
while(*str)
{
LCD_ShowChar16x32(x, y, *str, color, bg_color);
x += 16; // 每次起始坐标偏移 16 像素
x += 16; // ÿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƫ<EFBFBD><EFBFBD> 16 <20><><EFBFBD><EFBFBD>
str++;
}
}
/**
* @brief 在指定 Y 轴高度上，水平居中渲染显示特大 16x32 规格字符串
* @brief <EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD> Y <20><><EFBFBD>߶<EFBFBD><DFB6>ϣ<EFBFBD>ˮƽ<CBAE><C6BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ⱦ<EFBFBD><C8BE>ʾ<EFBFBD>ش<EFBFBD> 16x32 <20><><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><D6B7><EFBFBD>
*/
void LCD_ShowString16x32Centered(u16 y, char *str, u16 color, u16 bg_color)
{
u16 len = 0;
char *p = str;
while(*p++) len++; // 计算字数
while(*p++) len++; // <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
if(len * 16 >= 120)
// 超出屏幕宽度，左对齐
if(len * 16 >= LCD_WIDTH)
// <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ļ<EFBFBD><EFBFBD><EFBFBD>ȣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
LCD_ShowString16x32(0, y, str, color, bg_color);
else
// 水平居中计算
LCD_ShowString16x32((120 - len * 16) / 2, y, str, color, bg_color);
// ˮƽ<EFBFBD><EFBFBD><EFBFBD>м<EFBFBD><EFBFBD><EFBFBD>
LCD_ShowString16x32((LCD_WIDTH - len * 16) / 2, y, str, color, bg_color);
}