求助！stm32 WiFi模块

clanery · 发表于 2021-5-5 13:41:35

请问用WiFi模块实时传输数据的时候网络调试助手无反应怎么办

WishWish · 发表于 2021-5-5 22:34:06

具体板子和具体例程

clanery · 发表于 2021-5-6 00:58:23

WishWish 发表于 2021-5-5 22:34
具体板子和具体例程

STM32 103F1，ESP8266模块，多谢

******main******
#include "stm32f10x.h"
#include "bsp_usart1.h"
#include "bsp_SysTick.h"
#include "bsp_esp8266.h"
#include "test.h"
#include "bsp_dht11.h"
int main ( void )
{
/* 初始化 */
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);// 设置NVIC中断分组2:2位抢占优先级，2位响应优先级
USARTx_Config (); //初始化串口1
SysTick_Init (); //配置 SysTick 为 1ms 中断一次
ESP8266_Init (); //初始化WiFi模块使用的接口和外设
DHT11_Init ();
printf ( "\r\n野火 WF-ESP8266 WiFi模块测试例程\r\n" ); //打印测试例程提示信息
ESP8266_StaTcpClient_UnvarnishTest ();
while ( 1 );
}
******test.c******
#include "test.h"
#include "bsp_esp8266.h"
#include "bsp_SysTick.h"
#include <stdio.h>
#include <string.h>
#include <stdbool.h>
#include "bsp_dht11.h"
volatile uint8_t ucTcpClosedFlag = 0;
u8 i=10,j=0;
void ESP8266_StaTcpClient_UnvarnishTest ( void )
{
uint8_t ucStatus;
char cStr [ 100 ] = { 0 };
DHT11_Data_TypeDef DHT11_Data;
printf ( "\r\n正在配置 ESP8266 ......\r\n" );
macESP8266_CH_ENABLE();
ESP8266_AT_Test ();
ESP8266_Net_Mode_Choose ( STA );
ESP8266_Rst();
while ( ! ESP8266_JoinAP ( macUser_ESP8266_ApSsid, macUser_ESP8266_ApPwd ) );
ESP8266_Enable_MultipleId ( DISABLE );
while ( ! ESP8266_Link_Server ( enumTCP, macUser_ESP8266_TcpServer_IP, macUser_ESP8266_TcpServer_Port, Single_ID_0 ) );
while ( ! ESP8266_UnvarnishSend () );
printf ( "\r\n配置 ESP8266 完毕\r\n" );
while ( 1 )
{
if ( DHT11_Read_TempAndHumidity ( & DHT11_Data ) == SUCCESS ) //读取 DHT11 温湿度信息
sprintf ( cStr, "\r\n读取DHT11成功!\r\n\r\n湿度为%d.%d ％RH ，温度为 %d.%d℃ \r\n",
DHT11_Data .humi_int, DHT11_Data .humi_deci, DHT11_Data .temp_int, DHT11_Data.temp_deci );
/*if(i>=0&&j<=10)
sprintf (cStr,"\r\n读取DHT11成功!\r\n\r\n湿度为%d.%d ％RH ，温度为 %d.%d℃ \r\n",(int)10,(int)0,(int)20,(int)4); */
else
sprintf ( cStr, "Read DHT11 ERROR!\r\n" );
printf ( "%s", cStr ); //打印读取 DHT11 温湿度信息
ESP8266_SendString ( ENABLE, cStr, 0, Single_ID_0 ); //发送 DHT11 温湿度信息到网络调试助手
Delay_ms ( 1000 );
if ( ucTcpClosedFlag ) //检测是否失去连接
{
ESP8266_ExitUnvarnishSend (); //退出透传模式
do ucStatus = ESP8266_Get_LinkStatus (); //获取连接状态
while ( ! ucStatus );
if ( ucStatus == 4 ) //确认失去连接后重连
{
printf ( "\r\n正在重连热点和服务器 ......\r\n" );
while ( ! ESP8266_JoinAP ( macUser_ESP8266_ApSsid, macUser_ESP8266_ApPwd ) );
while ( ! ESP8266_Link_Server ( enumTCP, macUser_ESP8266_TcpServer_IP, macUser_ESP8266_TcpServer_Port, Single_ID_0 ) );
printf ( "\r\n重连热点和服务器成功\r\n" );
}
while ( ! ESP8266_UnvarnishSend () );
}
}
}
*******esp.c*********
#include "bsp_esp8266.h"
#include "common.h"
#include <stdio.h>
#include <string.h>
#include <stdbool.h>
#include "bsp_SysTick.h"
static void ESP8266_GPIO_Config ( void );
static void ESP8266_USART_Config ( void );
static void ESP8266_USART_NVIC_Configuration ( void );
struct STRUCT_USARTx_Fram strEsp8266_Fram_Record = { 0 };
/**
* [url=home.php?mod=space&uid=41770]@brief[/url] ESP8266初始化函数
* @param 无
* @retval 无
*/
void ESP8266_Init ( void )
{
ESP8266_GPIO_Config ();
ESP8266_USART_Config ();
macESP8266_RST_HIGH_LEVEL();
macESP8266_CH_DISABLE();
}
/**
* @brief 初始化ESP8266用到的GPIO引脚
* @param 无
* @retval 无
*/
static void ESP8266_GPIO_Config ( void )
{
/*定义一个GPIO_InitTypeDef类型的结构体*/
GPIO_InitTypeDef GPIO_InitStructure;
/* 配置 CH_PD 引脚*/
macESP8266_CH_PD_APBxClock_FUN ( macESP8266_CH_PD_CLK, ENABLE );
GPIO_InitStructure.GPIO_Pin = macESP8266_CH_PD_PIN;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init ( macESP8266_CH_PD_PORT, & GPIO_InitStructure );
/* 配置 RST 引脚*/
macESP8266_RST_APBxClock_FUN ( macESP8266_RST_CLK, ENABLE );
GPIO_InitStructure.GPIO_Pin = macESP8266_RST_PIN;
GPIO_Init ( macESP8266_RST_PORT, & GPIO_InitStructure );
}
/**
* @brief 初始化ESP8266用到的 USART
* @param 无
* @retval 无
*/
static void ESP8266_USART_Config ( void )
{
GPIO_InitTypeDef GPIO_InitStructure;
USART_InitTypeDef USART_InitStructure;
/* config USART clock */
macESP8266_USART_APBxClock_FUN ( macESP8266_USART_CLK, ENABLE );
macESP8266_USART_GPIO_APBxClock_FUN ( macESP8266_USART_GPIO_CLK, ENABLE );
/* USART GPIO config */
/* Configure USART Tx as alternate function push-pull */
GPIO_InitStructure.GPIO_Pin = macESP8266_USART_TX_PIN;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(macESP8266_USART_TX_PORT, &GPIO_InitStructure);
/* Configure USART Rx as input floating */
GPIO_InitStructure.GPIO_Pin = macESP8266_USART_RX_PIN;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
GPIO_Init(macESP8266_USART_RX_PORT, &GPIO_InitStructure);
/* USART1 mode config */
USART_InitStructure.USART_BaudRate = macESP8266_USART_BAUD_RATE;
USART_InitStructure.USART_WordLength = USART_WordLength_8b;
USART_InitStructure.USART_StopBits = USART_StopBits_1;
USART_InitStructure.USART_Parity = USART_Parity_No ;
USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;
USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx;
USART_Init(macESP8266_USARTx, &USART_InitStructure);
/* 中断配置 */
USART_ITConfig ( macESP8266_USARTx, USART_IT_RXNE, ENABLE ); //使能串口接收中断
USART_ITConfig ( macESP8266_USARTx, USART_IT_IDLE, ENABLE ); //使能串口总线空闲中断
ESP8266_USART_NVIC_Configuration ();
USART_Cmd(macESP8266_USARTx, ENABLE);
}
/**
* @brief 配置 ESP8266 USART 的 NVIC 中断
* @param 无
* @retval 无
*/
static void ESP8266_USART_NVIC_Configuration ( void )
{
NVIC_InitTypeDef NVIC_InitStructure;
/* Configure the NVIC Preemption Priority Bits */
NVIC_PriorityGroupConfig ( macNVIC_PriorityGroup_x );
/* Enable the USART2 Interrupt */
NVIC_InitStructure.NVIC_IRQChannel = macESP8266_USART_IRQ;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
}
/*
* 函数名：ESP8266_Rst
* 描述：重启WF-ESP8266模块
* 输入：无
* 返回 : 无
* 调用：被 ESP8266_AT_Test 调用
*/
void ESP8266_Rst ( void )
{
#if 0
ESP8266_Cmd ( "AT+RST", "OK", "ready", 2500 );
#else
macESP8266_RST_LOW_LEVEL();
Delay_ms ( 500 );
macESP8266_RST_HIGH_LEVEL();
#endif
}
/*
* 函数名：ESP8266_Cmd
* 描述：对WF-ESP8266模块发送AT指令
* 输入：cmd，待发送的指令
* reply1，reply2，期待的响应，为NULL表不需响应，两者为或逻辑关系
* waittime，等待响应的时间
* 返回 : 1，指令发送成功
* 0，指令发送失败
* 调用：被外部调用
*/
bool ESP8266_Cmd ( char * cmd, char * reply1, char * reply2, u32 waittime )
{
strEsp8266_Fram_Record .InfBit .FramLength = 0; //从新开始接收新的数据包
macESP8266_Usart ( "%s\r\n", cmd );
if ( ( reply1 == 0 ) && ( reply2 == 0 ) ) //不需要接收数据
return true;
Delay_ms ( waittime ); //延时
strEsp8266_Fram_Record .Data_RX_BUF [ strEsp8266_Fram_Record .InfBit .FramLength ] = '\0';
macPC_Usart ( "%s", strEsp8266_Fram_Record .Data_RX_BUF );
if ( ( reply1 != 0 ) && ( reply2 != 0 ) )
return ( ( bool ) strstr ( strEsp8266_Fram_Record .Data_RX_BUF, reply1 ) ||
( bool ) strstr ( strEsp8266_Fram_Record .Data_RX_BUF, reply2 ) );
else if ( reply1 != 0 )
return ( ( bool ) strstr ( strEsp8266_Fram_Record .Data_RX_BUF, reply1 ) );
else
return ( ( bool ) strstr ( strEsp8266_Fram_Record .Data_RX_BUF, reply2 ) );
}
/*
* 函数名：ESP8266_AT_Test
* 描述：对WF-ESP8266模块进行AT测试启动
* 输入：无
* 返回 : 无
* 调用：被外部调用
*/
//void ESP8266_AT_Test ( void )
//{
// macESP8266_RST_HIGH_LEVEL();
//
// Delay_ms ( 1000 );
//
// while ( ! ESP8266_Cmd ( "AT", "OK", NULL, 500 ) ) ESP8266_Rst ();
//}
void ESP8266_AT_Test ( void )
{
char count=0;
macESP8266_RST_HIGH_LEVEL();
Delay_ms ( 1000 );
while ( count < 10 )
{
if( ESP8266_Cmd ( "AT", "OK", NULL, 500 ) ) return;
ESP8266_Rst();
++ count;
}
}
/*
* 函数名：ESP8266_Net_Mode_Choose
* 描述：选择WF-ESP8266模块的工作模式
* 输入：enumMode，工作模式
* 返回 : 1，选择成功
* 0，选择失败
* 调用：被外部调用
*/
bool ESP8266_Net_Mode_Choose ( ENUM_Net_ModeTypeDef enumMode )
{
switch ( enumMode )
{
case STA:
return ESP8266_Cmd ( "AT+CWMODE=1", "OK", "no change", 2500 );
case AP:
return ESP8266_Cmd ( "AT+CWMODE=2", "OK", "no change", 2500 );
case STA_AP:
return ESP8266_Cmd ( "AT+CWMODE=3", "OK", "no change", 2500 );
default:
return false;
}
}
/*
* 函数名：ESP8266_JoinAP
* 描述：WF-ESP8266模块连接外部WiFi
* 输入：pSSID，WiFi名称字符串
* ：pPassWord，WiFi密码字符串
* 返回 : 1，连接成功
* 0，连接失败
* 调用：被外部调用
*/
bool ESP8266_JoinAP ( char * pSSID, char * pPassWord )
{
char cCmd [120];
sprintf ( cCmd, "AT+CWJAP="%s","%s"", pSSID, pPassWord );
return ESP8266_Cmd ( cCmd, "OK", NULL, 5000 );
}

复制代码

LF_laffy · 发表于 2021-10-19 08:55:59

按文档要求，要对test.h文件做一定的修改才行

hamu · 发表于 2021-10-20 08:57:07

可以从这里看看具体怎么操作
https://doc.embedfire.com/module ... s/esp8266.html#wifi

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