已经完成了网络，DI口，RS485的数据透传，可通过RS485接收数据
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321
User/wiz_interface/wiz_interface.c
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321
User/wiz_interface/wiz_interface.c
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#include "wiz_interface.h"
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#include "wiz_platform.h"
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#include "wizchip_conf.h"
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#include "dhcp.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#define W5500_VERSION 0x04
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struct wiz_timer
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{
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void (*func)(void); // Callback function pointer for a function to execute when the timer fires
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uint32_t trigger_time; // Trigger time(ms)
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uint32_t count_time; // Current count value(ms)
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struct wiz_timer *next; // next timer node
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};
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struct wiz_timer *wiz_timer_head = NULL;
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volatile uint32_t wiz_delay_ms_count = 0;
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/**
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* @brief Create wiz_timer Node
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* @param func :Callback function pointer for a function to execute when the timer fires
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* @param time :Trigger time, usually in milliseconds
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*
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* @return Returns pointer to wiz_timer node when successfully created, otherwise returns NULL
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*/
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static struct wiz_timer *create_wiz_timer_node(void (*func)(void), uint32_t time)
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{
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struct wiz_timer *newNode = (struct wiz_timer *)malloc(sizeof(struct wiz_timer));
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if (newNode == NULL)
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{
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printf("Memory allocation failed.\n");
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return NULL;
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}
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newNode->func = func;
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newNode->trigger_time = time;
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newNode->count_time = 0;
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newNode->next = NULL;
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return newNode;
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}
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/**
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* @brief Add a new timer node to the timer chain table
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* @param func Callback function pointer, called when the timer time is reached
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* @param time Trigger time (ms)
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*/
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void wiz_add_timer(void (*func)(void), uint32_t time)
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{
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struct wiz_timer *newNode = create_wiz_timer_node(func, time);
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if (wiz_timer_head == NULL)
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{
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wiz_timer_head = newNode;
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return;
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}
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struct wiz_timer *temp = wiz_timer_head;
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while (temp->next != NULL)
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{
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temp = temp->next;
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}
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temp->next = newNode;
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}
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/**
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* @brief Delete the timer for the specified callback function
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* @param func callback function pointer
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* @return none
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*/
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void wiz_delete_timer(void (*func)(void))
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{
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struct wiz_timer *temp = wiz_timer_head;
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struct wiz_timer *prev = NULL;
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if (temp != NULL && temp->func == func)
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{
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wiz_timer_head = temp->next;
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free(temp);
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return;
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}
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while (temp != NULL && temp->func != func)
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{
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prev = temp;
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temp = temp->next;
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}
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if (temp == NULL)
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return;
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prev->next = temp->next;
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free(temp);
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}
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/**
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* @brief wiz timer event handler
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*
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* You must add this function to your 1ms timer interrupt
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*
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*/
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void wiz_timer_handler(void)
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{
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wiz_delay_ms_count++;
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struct wiz_timer *temp = wiz_timer_head;
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while (temp != NULL)
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{
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temp->count_time++;
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if (temp->count_time >= temp->trigger_time)
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{
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temp->count_time = 0;
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temp->func();
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}
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temp = temp->next;
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}
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}
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/**
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* @brief Delay function in milliseconds
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* @param nms :Delay Time
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*/
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void wiz_user_delay_ms(uint32_t nms)
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{
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wiz_delay_ms_count = 0;
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while (wiz_delay_ms_count < nms)
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{
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}
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}
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/**
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* @brief Check the WIZCHIP version
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*/
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void wizchip_version_check(void)
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{
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uint8_t error_count = 0;
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while (1)
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{
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wiz_user_delay_ms(1000);
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if (getVERSIONR() != W5500_VERSION)
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{
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error_count++;
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if (error_count > 5)
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{
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printf("error, W5500 version is 0x%02x, but read W5500 version value = 0x%02x\r\n", W5500_VERSION, getVERSIONR());
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while (1)
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;
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}
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}
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else
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{
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break;
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}
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}
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}
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/**
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* @brief Print PHY information
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*/
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void wiz_print_phy_info(void)
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{
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uint8_t get_phy_conf;
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get_phy_conf = getPHYCFGR();
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printf("The current Mbtis speed : %dMbps\r\n", get_phy_conf & 0x02 ? 100 : 10);
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printf("The current Duplex Mode : %s\r\n", get_phy_conf & 0x04 ? "Full-Duplex" : "Half-Duplex");
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}
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/**
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* @brief Ethernet Link Detection
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*/
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void wiz_phy_link_check(void)
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{
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uint8_t phy_link_status;
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do
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{
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wiz_user_delay_ms(1000);
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ctlwizchip(CW_GET_PHYLINK, (void *)&phy_link_status);
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if (phy_link_status == PHY_LINK_ON)
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{
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printf("PHY link\r\n");
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wiz_print_phy_info();
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}
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else
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{
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printf("PHY no link\r\n");
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}
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} while (phy_link_status == PHY_LINK_OFF);
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}
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/**
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* @brief wizchip init function
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* @param none
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* @return none
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*/
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void wizchip_initialize(void)
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{
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printf(" -> [WIZ] 注册SPI回调...\r\n");
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wizchip_spi_cb_reg();
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printf(" -> [WIZ] 执行硬件复位(测试延时是否卡死)...\r\n");
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wizchip_reset(); // <--- 之前是死在这里
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printf(" -> [WIZ] 硬件复位通过！说明 TIM2 定时器工作完全正常！\r\n");
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printf(" -> [WIZ] 检查SPI通信与芯片版本号...\r\n");
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wizchip_version_check(); // <--- 如果 SPI 线接错了会死在这里
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printf(" -> [WIZ] 版本号检查通过！SPI 通信正常！\r\n");
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wiz_phy_link_check();
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}
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/**
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* @brief print network information
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* @param none
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* @return none
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*/
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void print_network_information(void)
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{
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wiz_NetInfo net_info;
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wizchip_getnetinfo(&net_info); // Get chip configuration information
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if (net_info.dhcp == NETINFO_DHCP)
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{
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printf("====================================================================================================\r\n");
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printf(" %s network configuration : DHCP\r\n\r\n", _WIZCHIP_ID_);
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}
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else
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{
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printf("====================================================================================================\r\n");
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printf(" %s network configuration : static\r\n\r\n", _WIZCHIP_ID_);
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}
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printf(" MAC : %02X:%02X:%02X:%02X:%02X:%02X\r\n", net_info.mac[0], net_info.mac[1], net_info.mac[2], net_info.mac[3], net_info.mac[4], net_info.mac[5]);
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printf(" IP : %d.%d.%d.%d\r\n", net_info.ip[0], net_info.ip[1], net_info.ip[2], net_info.ip[3]);
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printf(" Subnet Mask : %d.%d.%d.%d\r\n", net_info.sn[0], net_info.sn[1], net_info.sn[2], net_info.sn[3]);
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printf(" Gateway : %d.%d.%d.%d\r\n", net_info.gw[0], net_info.gw[1], net_info.gw[2], net_info.gw[3]);
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printf(" DNS : %d.%d.%d.%d\r\n", net_info.dns[0], net_info.dns[1], net_info.dns[2], net_info.dns[3]);
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printf("====================================================================================================\r\n\r\n");
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}
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/**
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* @brief DHCP process
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* @param sn :socket number
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* @param buffer :socket buffer
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*/
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static uint8_t wiz_dhcp_process(uint8_t sn, uint8_t *buffer)
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{
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wiz_NetInfo conf_info;
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uint8_t dhcp_run_flag = 1;
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uint8_t dhcp_ok_flag = 0;
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/* Registration DHCP_time_handler to 1 second timer */
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wiz_add_timer(DHCP_time_handler, 1000);
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DHCP_init(sn, buffer);
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printf("DHCP running\r\n");
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while (1)
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{
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switch (DHCP_run()) // Do the DHCP client
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{
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case DHCP_IP_LEASED: // DHCP Acquiring network information successfully
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{
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if (dhcp_ok_flag == 0)
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{
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dhcp_ok_flag = 1;
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dhcp_run_flag = 0;
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}
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break;
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}
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case DHCP_FAILED:
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{
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dhcp_run_flag = 0;
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break;
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}
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}
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if (dhcp_run_flag == 0)
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{
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printf("DHCP %s!\r\n", dhcp_ok_flag ? "success" : "fail");
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DHCP_stop();
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/*DHCP obtained successfully, cancel the registration DHCP_time_handler*/
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wiz_delete_timer(DHCP_time_handler);
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if (dhcp_ok_flag)
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{
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getIPfromDHCP(conf_info.ip);
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getGWfromDHCP(conf_info.gw);
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getSNfromDHCP(conf_info.sn);
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getDNSfromDHCP(conf_info.dns);
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conf_info.dhcp = NETINFO_DHCP;
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getSHAR(conf_info.mac);
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wizchip_setnetinfo(&conf_info); // Update network information to network information obtained by DHCP
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return 1;
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}
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return 0;
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}
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}
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}
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/**
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* @brief set network information
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*
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* First determine whether to use DHCP. If DHCP is used, first obtain the Internet Protocol Address through DHCP.
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* When DHCP fails, use static IP to configure network information. If static IP is used, configure network information directly
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*
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* @param sn: socketid
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* @param ethernet_buff:
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* @param net_info: network information struct
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* @return none
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*/
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void network_init(uint8_t *ethernet_buff, wiz_NetInfo *conf_info)
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{
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int ret;
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wizchip_setnetinfo(conf_info); // Configuring Network Information
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if (conf_info->dhcp == NETINFO_DHCP)
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{
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ret = wiz_dhcp_process(0, ethernet_buff);
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if (ret == 0)
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{
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conf_info->dhcp = NETINFO_STATIC;
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wizchip_setnetinfo(conf_info);
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}
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}
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print_network_information();
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}
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