【STM32F723 Discovery Kit】SPI驱动W5500模块ping网络

TL-LED 发表于 2023-11-4 10:48

这篇来学习下使用STM32F723 Discovery Kit开发板SPI方式驱动W5500模块，实现ping网络。

 

一、硬件电路

测试接口使用PMOD的SPI2，在使用这个接口时，要使用PMOD_SEL_0和PMOD_SEL_1来切换接口功能。



 

硬件连接图



 

二、程序

 

部分驱动程序

2.1、spi.c

<pre>
<code>#include "main.h"
#include "spi/spi.h"

SPI_HandleTypeDef hspi2;

void init_spi(void)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};

__HAL_RCC_SPI2_CLK_ENABLE();
__HAL_RCC_GPIOI_CLK_ENABLE();
__HAL_RCC_GPIOH_CLK_ENABLE();

/**SPI1 GPIO Configuration
PI3 ------> SPI2_MOSI
PI2 ------> SPI2_MISO
PI1 ------> SPI2_SCK
*/
GPIO_InitStruct.Pin = GPIO_PIN_3 | GPIO_PIN_2 | GPIO_PIN_1;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF5_SPI2;
HAL_GPIO_Init(GPIOI, &GPIO_InitStruct);

//PH15----> PMOD_SEL_0
//PI10----> PMOD_SEL_1
GPIO_InitStruct.Pin = GPIO_PIN_15;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
HAL_GPIO_Init(GPIOH, &GPIO_InitStruct);

GPIO_InitStruct.Pin = GPIO_PIN_10;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
HAL_GPIO_Init(GPIOI, &GPIO_InitStruct);

HAL_GPIO_WritePin(GPIOH, GPIO_PIN_15, GPIO_PIN_RESET);
HAL_GPIO_WritePin(GPIOI, GPIO_PIN_10, GPIO_PIN_RESET);

hspi2.Instance = SPI2;
hspi2.Init.Mode = SPI_MODE_MASTER;
hspi2.Init.Direction = SPI_DIRECTION_2LINES;
hspi2.Init.DataSize = SPI_DATASIZE_8BIT;
hspi2.Init.CLKPolarity = SPI_POLARITY_HIGH;
hspi2.Init.CLKPhase = SPI_PHASE_2EDGE;
hspi2.Init.NSS = SPI_NSS_SOFT;
hspi2.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_8;
hspi2.Init.FirstBit = SPI_FIRSTBIT_MSB;
hspi2.Init.TIMode = SPI_TIMODE_DISABLE;
hspi2.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
hspi2.Init.CRCPolynomial = 7;
hspi2.Init.CRCLength = SPI_CRC_LENGTH_DATASIZE;
hspi2.Init.NSSPMode = SPI_NSS_PULSE_DISABLE;
if (HAL_SPI_Init(&hspi2) != HAL_OK)
{
}
}
</code></pre>

 

2.2、w5500_conf.c

w5500模块驱动部分，主要在这个文件中修改

<pre>
<code>/**
******************************************************************************
* @File w5500_conf.c
* @version V1.2
* @date 2017-11-01
* @brief ÓÃ3.5.0°æ±¾¿â½¨µÄ¹¤³ÌÄ£°å
* @attention ÅäÖÃMCU£¬ÒÆÖ²w5500³ÌÐòÐèÒªÐÞ¸ÄµÄÎÄ¼þ£¬ÅäÖÃw5500µÄMACºÍIPµØÖ·
******************************************************************************
*/

#include <stdio.h>
#include <string.h>
#include "w5500_conf.h"
//#include "bsp_spi_flash.h"
#include "utility.h"
#include "w5500.h"
#include "dhcp.h"
//#include "bsp_TiMbase.h"

extern SPI_HandleTypeDef hspi2;

CONFIG_MSGConfigMsg; /*ÅäÖÃ½á¹¹Ìå*/
EEPROM_MSG_STR EEPROM_MSG; /*EEPROM´æ´¢ÐÅÏ¢½á¹¹Ìå*/

/*MACµØÖ·Ê××Ö½Ú±ØÐëÎªÅ¼Êý*/
/*Èç¹û¶à¿éW5500ÍøÂçÊÊÅä°åÔÚÍ¬Ò»ÏÖ³¡¹¤×÷£¬ÇëÊ¹ÓÃ²»Í¬µÄMACµØÖ·*/
uint8 mac={0x00,0x08,0xdc,0x11,0x11,0x11};

/*¶¨ÒåÄ¬ÈÏIPÐÅÏ¢*/
uint8 local_ip={192,168,1,25}; /*¶¨ÒåW5500Ä¬ÈÏIPµØÖ·*/
uint8 subnet={255,255,255,0}; /*¶¨ÒåW5500Ä¬ÈÏ×ÓÍøÑÚÂë*/
uint8 gateway={192,168,1,1}; /*¶¨ÒåW5500Ä¬ÈÏÍø¹Ø*/
uint8 dns_server={114,114,114,114}; /*¶¨ÒåW5500Ä¬ÈÏDNS*/

uint16 local_port=8080; /*¶¨Òå±¾µØ¶Ë¿Ú*/

/*¶¨ÒåÔ¶¶ËIPÐÅÏ¢*/
uint8remote_ip={192,168,1,160}; /*Ô¶¶ËIPµØÖ·*/
uint16 remote_port=8080; /*Ô¶¶Ë¶Ë¿ÚºÅ*/

/*IPÅäÖÃ·½·¨Ñ¡Ôñ£¬Çë×ÔÐÐÑ¡Ôñ*/
uint8ip_from=IP_FROM_DEFINE;

uint8dhcp_ok=0; /*dhcp³É¹¦»ñÈ¡IP*/
uint32 ms=0; /*ºÁÃë¼ÆÊý*/
uint32 dhcp_time= 0; /*DHCPÔËÐÐ¼ÆÊý*/
vu8 ntptimer = 0; /*NPTÃë¼ÆÊý*/

/**
*@brief ÅäÖÃW5500µÄIPµØÖ·
*@param ÎÞ
*@return ÎÞ
*/
void set_w5500_ip(void)
{

/*¸´ÖÆ¶¨ÒåµÄÅäÖÃÐÅÏ¢µ½ÅäÖÃ½á¹¹Ìå*/
memcpy(ConfigMsg.mac, mac, 6);
memcpy(ConfigMsg.lip,local_ip,4);
memcpy(ConfigMsg.sub,subnet,4);
memcpy(ConfigMsg.gw,gateway,4);
memcpy(ConfigMsg.dns,dns_server,4);
if(ip_from==IP_FROM_DEFINE)
printf(" Ê¹ÓÃ¶¨ÒåµÄIPÐÅÏ¢ÅäÖÃW5500:\r\n");

/*Ê¹ÓÃEEPROM´æ´¢µÄIP²ÎÊý*/
if(ip_from==IP_FROM_EEPROM)
{
/*´ÓEEPROMÖÐ¶ÁÈ¡IPÅäÖÃÐÅÏ¢*/
//read_config_from_eeprom();

/*Èç¹û¶ÁÈ¡EEPROMÖÐMACÐÅÏ¢,Èç¹ûÒÑÅäÖÃ£¬Ôò¿ÉÊ¹ÓÃ*/
if( *(EEPROM_MSG.mac)==0x00&& *(EEPROM_MSG.mac+1)==0x08&&*(EEPROM_MSG.mac+2)==0xdc)
{
printf(" IP from EEPROM\r\n");
/*¸´ÖÆEEPROMÅäÖÃÐÅÏ¢µ½ÅäÖÃµÄ½á¹¹Ìå±äÁ¿*/
memcpy(ConfigMsg.lip,EEPROM_MSG.lip, 4);
memcpy(ConfigMsg.sub,EEPROM_MSG.sub, 4);
memcpy(ConfigMsg.gw, EEPROM_MSG.gw, 4);
}
else
{
printf(" EEPROMÎ´ÅäÖÃ,Ê¹ÓÃ¶¨ÒåµÄIPÐÅÏ¢ÅäÖÃW5500,²¢Ð´ÈëEEPROM\r\n");
//write_config_to_eeprom(); /*Ê¹ÓÃÄ¬ÈÏµÄIPÐÅÏ¢£¬²¢³õÊ¼»¯EEPROMÖÐÊý¾Ý*/
}
}

/*Ê¹ÓÃDHCP»ñÈ¡IP²ÎÊý£¬Ðèµ÷ÓÃDHCP×Óº¯Êý*/
if(ip_from==IP_FROM_DHCP)
{
/*¸´ÖÆDHCP»ñÈ¡µÄÅäÖÃÐÅÏ¢µ½ÅäÖÃ½á¹¹Ìå*/
if(dhcp_ok==1)
{
printf(" IP from DHCP\r\n");
memcpy(ConfigMsg.lip,DHCP_GET.lip, 4);
memcpy(ConfigMsg.sub,DHCP_GET.sub, 4);
memcpy(ConfigMsg.gw,DHCP_GET.gw, 4);
memcpy(ConfigMsg.dns,DHCP_GET.dns,4);
}
else
{
printf(" DHCP×Ó³ÌÐòÎ´ÔËÐÐ,»òÕß²»³É¹¦\r\n");
printf(" Ê¹ÓÃ¶¨ÒåµÄIPÐÅÏ¢ÅäÖÃW5500\r\n");
}
}

/*ÒÔÏÂÅäÖÃÐÅÏ¢£¬¸ù¾ÝÐèÒªÑ¡ÓÃ*/
ConfigMsg.sw_ver=FW_VER_HIGH;
ConfigMsg.sw_ver=FW_VER_LOW;

/*½«IPÅäÖÃÐÅÏ¢Ð´ÈëW5500ÏàÓ¦¼Ä´æÆ÷*/
setSUBR(ConfigMsg.sub);
setGAR(ConfigMsg.gw);
setSIPR(ConfigMsg.lip);

getSIPR (local_ip);
printf(" W5500 IPµØÖ· : %d.%d.%d.%d\r\n", local_ip,local_ip,local_ip,local_ip);
getSUBR(subnet);
printf(" W5500 ×ÓÍøÑÚÂë : %d.%d.%d.%d\r\n", subnet,subnet,subnet,subnet);
getGAR(gateway);
printf(" W5500 Íø¹Ø : %d.%d.%d.%d\r\n", gateway,gateway,gateway,gateway);
}

/**
*@brief ÅäÖÃW5500µÄMACµØÖ·
*@param ÎÞ
*@return ÎÞ
*/
void set_w5500_mac(void)
{
memcpy(ConfigMsg.mac, mac, 6);
setSHAR(ConfigMsg.mac); /**/
memcpy(DHCP_GET.mac, mac, 6);
}

/**
*@brief ÅäÖÃW5500µÄGPIO½Ó¿Ú
*@param ÎÞ
*@return ÎÞ
*/
void gpio_for_w5500_config(void)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};

__HAL_RCC_GPIOI_CLK_ENABLE();
__HAL_RCC_GPIOF_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
//PI0 ----> ETH_CS
GPIO_InitStruct.Pin = GPIO_PIN_0;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
HAL_GPIO_Init(GPIOI, &GPIO_InitStruct);

//PF11 ----> ETH_RST
GPIO_InitStruct.Pin = GPIO_PIN_11;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_OD;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
HAL_GPIO_Init(GPIOF, &GPIO_InitStruct);

//PB11 ----> ETH_INT
GPIO_InitStruct.Pin = GPIO_PIN_11;
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);

HAL_GPIO_WritePin(GPIOF, GPIO_PIN_11, GPIO_PIN_SET);
}

/**
*@brief W5500Æ¬Ñ¡ÐÅºÅÉèÖÃº¯Êý
*@param val: Îª¡°0¡±±íÊ¾Æ¬Ñ¡¶Ë¿ÚÎªµÍ£¬Îª¡°1¡±±íÊ¾Æ¬Ñ¡¶Ë¿ÚÎª¸ß
*@return ÎÞ
*/
void wiz_cs(uint8_t val)
{
#ifdefSTM32_SPI1
if (val == LOW)
{
GPIO_ResetBits(GPIOA, GPIO_Pin_4);
}
else if (val == HIGH)
{
GPIO_SetBits(GPIOA, GPIO_Pin_4);
}
#endif
#ifdef STM32_SPI2
if (val == LOW)
{
HAL_GPIO_WritePin(GPIOI, GPIO_PIN_0, GPIO_PIN_RESET);
}
else if (val == HIGH)
{
HAL_GPIO_WritePin(GPIOI, GPIO_PIN_0, GPIO_PIN_SET);
}
#endif
}

/**
*@brief ÉèÖÃW5500µÄÆ¬Ñ¡¶Ë¿ÚSCSnÎªµÍ
*@param ÎÞ
*@return ÎÞ
*/
void iinchip_csoff(void)
{
wiz_cs(LOW);
}

/**
*@brief ÉèÖÃW5500µÄÆ¬Ñ¡¶Ë¿ÚSCSnÎª¸ß
*@param ÎÞ
*@return ÎÞ
*/
void iinchip_cson(void)
{
wiz_cs(HIGH);
}

/**
*@brief W5500¸´Î»ÉèÖÃº¯Êý
*@param ÎÞ
*@return ÎÞ
*/
void reset_w5500(void)
{
HAL_GPIO_WritePin(GPIOF, GPIO_PIN_11, GPIO_PIN_RESET);
delay_us(50);
HAL_GPIO_WritePin(GPIOF, GPIO_PIN_11, GPIO_PIN_SET);
delay_us(50);
}

uint8_t SPI_FLASH_SendByte(uint8_t byte)
{
u8 temp = 0;

HAL_SPI_TransmitReceive(&hspi2,&byte,&temp,1,1000);
return temp;
}

/**
*@brief STM32 SPI1¶ÁÐ´8Î»Êý¾Ý
*@param dat£ºÐ´ÈëµÄ8Î»Êý¾Ý
*@return ÎÞ
*/
uint8IINCHIP_SpiSendData(uint8 dat)
{
return(SPI_FLASH_SendByte(dat));
}

/**
*@brief Ð´ÈëÒ»¸ö8Î»Êý¾Ýµ½W5500
*@param addrbsb: Ð´ÈëÊý¾ÝµÄµØÖ·
*@param data£ºÐ´ÈëµÄ8Î»Êý¾Ý
*@return ÎÞ
*/
void IINCHIP_WRITE( uint32 addrbsb,uint8 data)
{
iinchip_csoff();
IINCHIP_SpiSendData( (addrbsb & 0x00FF0000)>>16);
IINCHIP_SpiSendData( (addrbsb & 0x0000FF00)>> 8);
IINCHIP_SpiSendData( (addrbsb & 0x000000F8) + 4);
IINCHIP_SpiSendData(data);
iinchip_cson();
}

/**
*@brief ´ÓW5500¶Á³öÒ»¸ö8Î»Êý¾Ý
*@param addrbsb: Ð´ÈëÊý¾ÝµÄµØÖ·
*@param data£º´ÓÐ´ÈëµÄµØÖ·´¦¶ÁÈ¡µ½µÄ8Î»Êý¾Ý
*@return ÎÞ
*/
uint8 IINCHIP_READ(uint32 addrbsb)
{
uint8 data = 0;

//printf(" addrbsb=%x\r\n",addrbsb);
iinchip_csoff();
IINCHIP_SpiSendData( (addrbsb & 0x00FF0000)>>16);
IINCHIP_SpiSendData( (addrbsb & 0x0000FF00)>> 8);
IINCHIP_SpiSendData( (addrbsb & 0x000000F8)) ;
data = IINCHIP_SpiSendData(0x00);
iinchip_cson();
return data;
}

/**
*@brief ÏòW5500Ð´Èëlen×Ö½ÚÊý¾Ý
*@param addrbsb: Ð´ÈëÊý¾ÝµÄµØÖ·
*@param buf£ºÐ´Èë×Ö·û´®
*@param len£º×Ö·û´®³¤¶È
*@return len£º·µ»Ø×Ö·û´®³¤¶È
*/
uint16 wiz_write_buf(uint32 addrbsb,uint8* buf,uint16 len)
{
uint16 idx = 0;
if(len == 0) printf(" Unexpected2 length 0\r\n");
iinchip_csoff();
IINCHIP_SpiSendData( (addrbsb & 0x00FF0000)>>16);
IINCHIP_SpiSendData( (addrbsb & 0x0000FF00)>> 8);
IINCHIP_SpiSendData( (addrbsb & 0x000000F8) + 4);
for(idx = 0; idx < len; idx++)
{
IINCHIP_SpiSendData(buf);
}
iinchip_cson();
return len;
}

/**
*@brief ´ÓW5500¶Á³ölen×Ö½ÚÊý¾Ý
*@param addrbsb: ¶ÁÈ¡Êý¾ÝµÄµØÖ·
*@param buf£º´æ·Å¶ÁÈ¡Êý¾Ý
*@param len£º×Ö·û´®³¤¶È
*@return len£º·µ»Ø×Ö·û´®³¤¶È
*/
uint16 wiz_read_buf(uint32 addrbsb, uint8* buf,uint16 len)
{
uint16 idx = 0;
if(len == 0)
{
printf(" Unexpected2 length 0\r\n");
}
iinchip_csoff();
IINCHIP_SpiSendData( (addrbsb & 0x00FF0000)>>16);
IINCHIP_SpiSendData( (addrbsb & 0x0000FF00)>> 8);
IINCHIP_SpiSendData( (addrbsb & 0x000000F8));
for(idx = 0; idx < len; idx++)
{
buf = IINCHIP_SpiSendData(0x00);
}
iinchip_cson();
return len;
}

/**
*@brief Ð´ÅäÖÃÐÅÏ¢µ½EEPROM
*@param ÎÞ
*@return ÎÞ
*/
void write_config_to_eeprom(void)
{
//uint16 dAddr=0;
//ee_WriteBytes(ConfigMsg.mac,dAddr,(uint8)EEPROM_MSG_LEN);
//delay_ms(10);
}

/**
*@brief ´ÓEEPROM¶ÁÅäÖÃÐÅÏ¢
*@param ÎÞ
*@return ÎÞ
*/
void read_config_from_eeprom(void)
{
//ee_ReadBytes(EEPROM_MSG.mac,0,EEPROM_MSG_LEN);
//delay_us(10);
}

/**
*@brief STM32¶¨Ê±Æ÷2³õÊ¼»¯
*@param ÎÞ
*@return ÎÞ
*/
void timer2_init(void)
{
// TIM2_Configuration(); /* TIM2 ¶¨Ê±ÅäÖÃ */
// TIM2_NVIC_Configuration(); /* ¶¨Ê±Æ÷µÄÖÐ¶ÏÓÅÏÈ¼¶ */
// RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM2 , ENABLE); /* TIM2 ÖØÐÂ¿ªÊ±ÖÓ£¬¿ªÊ¼¼ÆÊ± */
}

/**
*@brief dhcpÓÃµ½µÄ¶¨Ê±Æ÷³õÊ¼»¯
*@param ÎÞ
*@return ÎÞ
*/
void dhcp_timer_init(void)
{
//timer2_init();
init_tim();
}

/**
*@brief ntpÓÃµ½µÄ¶¨Ê±Æ÷³õÊ¼»¯
*@param ÎÞ
*@return ÎÞ
*/
void ntp_timer_init(void)
{
//timer2_init();
init_tim();
}

/**
*@brief ¶¨Ê±Æ÷2ÖÐ¶Ïº¯Êý
*@param ÎÞ
*@return ÎÞ
*/

//void timer2_isr(void)
void timer2_hdl(void)
{
ms++;
if(ms>=1000)
{
ms=0;
dhcp_time++; /*DHCP¶¨Ê±¼Ó1S*/
#ifndef __NTP_H__
ntptimer++; /*NTPÖØÊÔÊ±¼ä¼Ó1S*/
#endif
}

}
/**
*@brief STM32ÏµÍ³Èí¸´Î»º¯Êý
*@param ÎÞ
*@return ÎÞ
*/
void reboot(void)
{
//pFunction Jump_To_Application;
//uint32 JumpAddress;
printf(" ÏµÍ³ÖØÆôÖÐ......\r\n");
//JumpAddress = *(vu32*) (0x00000004);
//Jump_To_Application = (pFunction) JumpAddress;
//Jump_To_Application();
}
</code></pre>

 

 

2.3、main.c

<pre>
<code>#include "main.h"
#include "led/led.h"
#include "delay/delay.h"
#include "key/key.h"
#include "usart/usart.h"
#include "sram/sram.h"
#include "STM32F723E-Discovery/stm32f723e_discovery_lcd.h"
#include "STM32F723E-Discovery/stm32f723e_discovery_qspi.h"
#include "i2c/i2c.h"
#include "spi/spi.h"
#include "tim/tim.h"
#include "w5500_conf.h"
#include "w5500.h"
#include "ping.h"

static void MPU_Config(void);
static void SystemClock_Config(void);
static void CPU_CACHE_Enable(void);

int main(void)
{
uint16_t i=0;
uint8_t txbuf;
uint8_t rxbuf;

HAL_Init();
MPU_Config(); /* Configure the MPU attributes */
CPU_CACHE_Enable(); /* Enable the CPU Cache */

SystemClock_Config(); /* Configure the system clock to 216 MHz */
delay_init(216);
led_init();
usart_init(115200);
init_spi();
BSP_LCD_Init();

gpio_for_w5500_config();
reset_w5500();
PHY_check();
set_w5500_mac();
set_w5500_ip();
socket_buf_init(txsize, rxsize);

printf(" 应用程序执行中......\r\n");

LED5(0);
LED6(1);
BSP_LCD_Clear(LCD_COLOR_RED);
while (1)
{
do_ping();
if(req>=4)
{
close(SOCK_PING);
break;
}
}
}</code></pre>

 

2.4、w5500源码

<div></div>

 

 

三、程序运行

 

3.1、ping网络



 

3.2、运行中串口输出

binfeng 发表于 2023-11-6 09:50

谢谢分享，学习了。。。

页: [1]

电子工程世界-论坛's Archiver

【STM32F723 Discovery Kit】SPI驱动W5500模块ping网络