#include "stm32f10x.h"
#include "delay.h"
#include "OLED.h"
#include "dht11.h"
#include "FMQ.h"
#include "Serial.h"
#include "esp8266.h"
#include "stm32f10x_it.h"
// 系统时钟配置
void SystemClock_Config(void) {
SystemInit();
RCC_DeInit();
RCC_HSEConfig(RCC_HSE_ON);
// 添加HSE启动检测
if(!RCC_WaitForHSEStartUp()) {
while(1); // HSE启动失败，陷入死循环
}
FLASH_PrefetchBufferCmd(FLASH_PrefetchBuffer_Enable);
FLASH_SetLatency(FLASH_Latency_2);
RCC_HCLKConfig(RCC_SYSCLK_Div1);
RCC_PCLK1Config(RCC_HCLK_Div2);
RCC_PCLK2Config(RCC_HCLK_Div1);
RCC_PLLConfig(RCC_PLLSource_HSE_Div1, RCC_PLLMul_9);
RCC_PLLCmd(ENABLE);
while(RCC_GetFlagStatus(RCC_FLAG_PLLRDY) == RESET);
RCC_SYSCLKConfig(RCC_SYSCLKSource_PLLCLK);
while(RCC_GetSYSCLKSource() != 0x08);
}
// 全局变量
u8 temp, humi;
int main(void) {
// 系统初始化
SystemClock_Config();
Delay_Init();
OLED_Init();
DHT11_Init();
mfq_Init();
Serial_Init(); // 用于调试的串口
// 显示初始化
OLED_ShowCN(0, 0, "温度："); // 修改为正确的中文字库函数
OLED_ShowCN(0, 16, "湿度：");
OLED_ShowCN(64, 16, "RH");
OLED_ShowCN(64, 0, "C");
OLED_Update();
// 初始化ESP8266为AP模式
ESP8266_Init();
printf("ESP8266 AP Mode Ready\r\n");
printf("Connect to WiFi: ESP8266wd, Password:123456789\r\n");
printf("Then connect to TCP Server: 192.168.4.1:8080\r\n");
uint32_t lastSendTime = 0;
while(1) {
// 读取温湿度
if(DHT11_Read_Data(&temp, &humi))
{
// 更新显示
OLED_ShowNum(47, 0, temp, 2, OLED_8X16);
OLED_ShowNum(47, 16, humi, 2, OLED_8X16);
OLED_Update();
// 控制蜂鸣器
fmq(temp, humi);
// 串口输出信息
printf("temp=%d, humi=%d RH\r\n", temp, humi);
// 准备WiFi发送数据
sprintf(wifi_data, "Temp:%d,Humi:%d\r\n", temp, humi);
ESP8266_SendData(wifi_data);
}
delay_ms(5000); // 5秒更新一次
}
}
/**
******************************************************************************
* @file Project/STM32F10x_StdPeriph_Template/stm32f10x_conf.h
* @author MCD Application Team
* @version V3.5.0
* @date 08-April-2011
* @brief Library configuration file.
******************************************************************************
* @attention
*
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
*
* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32F10x_CONF_H
#define __STM32F10x_CONF_H
/* Includes ------------------------------------------------------------------*/
/* Uncomment/Comment the line below to enable/disable peripheral header file inclusion */
#include "stm32f10x_adc.h"
#include "stm32f10x_bkp.h"
#include "stm32f10x_can.h"
#include "stm32f10x_cec.h"
#include "stm32f10x_crc.h"
#include "stm32f10x_dac.h"
#include "stm32f10x_dbgmcu.h"
#include "stm32f10x_dma.h"
#include "stm32f10x_exti.h"
#include "stm32f10x_flash.h"
#include "stm32f10x_fsmc.h"
#include "stm32f10x_gpio.h"
#include "stm32f10x_i2c.h"
#include "stm32f10x_iwdg.h"
#include "stm32f10x_pwr.h"
#include "stm32f10x_rcc.h"
#include "stm32f10x_rtc.h"
#include "stm32f10x_sdio.h"
#include "stm32f10x_spi.h"
#include "stm32f10x_tim.h"
#include "stm32f10x_usart.h"
#include "stm32f10x_wwdg.h"
#include "misc.h" /* High level functions for NVIC and SysTick (add-on to CMSIS functions) */
/* Exported types ------------------------------------------------------------*/
/* Exported constants --------------------------------------------------------*/
/* Uncomment the line below to expanse the "assert_param" macro in the
Standard Peripheral Library drivers code */
/* #define USE_FULL_ASSERT 1 */
/* Exported macro ------------------------------------------------------------*/
#ifdef USE_FULL_ASSERT
/**
* @brief The assert_param macro is used for function's parameters check.
* @param expr: If expr is false, it calls assert_failed function which reports
* the name of the source file and the source line number of the call
* that failed. If expr is true, it returns no value.
* @retval None
*/
#define assert_param(expr) ((expr) ? (void)0 : assert_failed((uint8_t *)__FILE__, __LINE__))
/* Exported functions ------------------------------------------------------- */
void assert_failed(uint8_t* file, uint32_t line);
#else
#define assert_param(expr) ((void)0)
#endif /* USE_FULL_ASSERT */
#endif /* __STM32F10x_CONF_H */
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
/**
******************************************************************************
* @file Project/STM32F10x_StdPeriph_Template/stm32f10x_it.c
* @author MCD Application Team
* @version V3.5.0
* @date 08-April-2011
* @brief Main Interrupt Service Routines.
* This file provides template for all exceptions handler and
* peripherals interrupt service routine.
******************************************************************************
* @attention
*
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
*
* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "stm32f10x_it.h"
volatile uint32_t sysTickUptime = 0; // 添加在文件顶部
/** @addtogroup STM32F10x_StdPeriph_Template
* @{
*/
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
/* Private functions ---------------------------------------------------------*/
/******************************************************************************/
/* Cortex-M3 Processor Exceptions Handlers */
/******************************************************************************/
/**
* @brief This function handles NMI exception.
* @param None
* @retval None
*/
void NMI_Handler(void)
{
}
/**
* @brief This function handles Hard Fault exception.
* @param None
* @retval None
*/
void HardFault_Handler(void)
{
/* Go to infinite loop when Hard Fault exception occurs */
while (1)
{
}
}
/**
* @brief This function handles Memory Manage exception.
* @param None
* @retval None
*/
void MemManage_Handler(void)
{
/* Go to infinite loop when Memory Manage exception occurs */
while (1)
{
}
}
/**
* @brief This function handles Bus Fault exception.
* @param None
* @retval None
*/
void BusFault_Handler(void)
{
/* Go to infinite loop when Bus Fault exception occurs */
while (1)
{
}
}
/**
* @brief This function handles Usage Fault exception.
* @param None
* @retval None
*/
void UsageFault_Handler(void)
{
/* Go to infinite loop when Usage Fault exception occurs */
while (1)
{
}
}
/**
* @brief This function handles SVCall exception.
* @param None
* @retval None
*/
void SVC_Handler(void)
{
}
/**
* @brief This function handles Debug Monitor exception.
* @param None
* @retval None
*/
void DebugMon_Handler(void)
{
}
/**
* @brief This function handles PendSVC exception.
* @param None
* @retval None
*/
void PendSV_Handler(void)
{
}
/**
* @brief This function handles SysTick Handler.
* @param None
* @retval None
*/
void SysTick_Handler(void)
{
// 添加SysTick中断处理
sysTickUptime++;
}
/******************************************************************************/
/* STM32F10x Peripherals Interrupt Handlers */
/* Add here the Interrupt Handler for the used peripheral(s) (PPP), for the */
/* available peripheral interrupt handler's name please refer to the startup */
/* file (startup_stm32f10x_xx.s). */
/******************************************************************************/
/**
* @brief This function handles USART3 global interrupt request.
* @param None
* @retval None
*/
void USART2_IRQHandler(void)
{
// 调用ESP8266模块的中断处理函数
extern void ESP8266_IRQHandler(void);
ESP8266_IRQHandler();
}
uint32_t HAL_GetTick(void) {
return sysTickUptime;
}
/**
* @}
*/
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
/**
******************************************************************************
* @file Project/STM32F10x_StdPeriph_Template/stm32f10x_it.h
* @author MCD Application Team
* @version V3.5.0
* @date 08-April-2011
* @brief This file contains the headers of the interrupt handlers.
******************************************************************************
* @attention
*
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
*
* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32F10x_IT_H
#define __STM32F10x_IT_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "stm32f10x.h"
extern volatile uint32_t sysTickUptime;
uint32_t HAL_GetTick(void);
/* Exported types ------------------------------------------------------------*/
/* Exported constants --------------------------------------------------------*/
/* Exported macro ------------------------------------------------------------*/
/* Exported functions ------------------------------------------------------- */
void NMI_Handler(void);
void HardFault_Handler(void);
void MemManage_Handler(void);
void BusFault_Handler(void);
void UsageFault_Handler(void);
void SVC_Handler(void);
void DebugMon_Handler(void);
void PendSV_Handler(void);
void SysTick_Handler(void);
#ifdef __cplusplus
}
#endif
#endif /* __STM32F10x_IT_H */
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
#include "esp8266.h"
#include <string.h>
#include "stm32f10x_usart.h"
#include "stm32f10x_gpio.h"
#include "stm32f10x_rcc.h"
// 发送AT指令
void ESP8266_SendCmd(char* cmd, char* resp, uint16_t timeout) {
USART_ClearFlag(ESP8266_USARTx, USART_FLAG_TC);
// 发送命令
while(*cmd) {
USART_SendData(ESP8266_USARTx, *cmd++);
while(USART_GetFlagStatus(ESP8266_USARTx, USART_FLAG_TC) == RESET);
}
// 等待响应
uint32_t start = HAL_GetTick();
while(strstr((const char*)USART_RxBuffer, resp) == NULL) {
if(HAL_GetTick() - start > timeout) {
break;
}
}
delay_ms(50);
}
// 初始化ESP8266为AP模式
void ESP8266_Init(void) {
// 初始化USART2
USART_InitTypeDef USART_InitStructure;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
RCC_APB1PeriphClockCmd(RCC_APB1Periph_USART2, ENABLE);
GPIO_InitTypeDef GPIO_InitStructure;
// 配置USART2 Tx (PA2) 为复用推挽输出
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
GPIO_Init(GPIOA, &GPIO_InitStructure);
// 配置USART2 Rx (PA3) 为浮空输入
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
GPIO_Init(GPIOA, &GPIO_InitStructure);
USART_InitStructure.USART_BaudRate = ESP8266_USART_BAUDRATE;
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(ESP8266_USARTx, &USART_InitStructure);
USART_Cmd(ESP8266_USARTx, ENABLE);
// 添加NVIC中断配置
NVIC_InitTypeDef NVIC_InitStructure;
NVIC_InitStructure.NVIC_IRQChannel = USART2_IRQn;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
// 配置ESP8266为AP模式
Delay_ms(1000); // 等待模块启动
ESP8266_SendCmd("AT+RST\r\n", "OK", 2000);
ESP8266_SendCmd("AT+CWMODE=2\r\n", "OK", 2000); // 设置为AP模式
ESP8266_SendCmd("AT+CWSAP=\"ESP8266_AP\",\"12345678\",1,4\r\n", "OK", 2000); // 设置AP参数
ESP8266_SendCmd("AT+CIPMUX=1\r\n", "OK", 2000); // 允许多连接
ESP8266_SendCmd("AT+CIPSERVER=1,8080\r\n", "OK", 2000); // 开启TCP服务器
}
// 发送数据到TCP客户端
u8 ESP8266_SendData(char* data) {
char cmd[64];
sprintf(cmd, "AT+CIPSEND=0,%d\r\n", strlen(data));
ESP8266_SendCmd(cmd, "OK", 1000); // 等待OK响应
ESP8266_SendCmd(data, ">", 1000); // 等待>提示符
ESP8266_SendCmd((char*)0x1A, "SEND OK", 1000); // 发送Ctrl+Z
return 0;
}
// esp8266.h
#ifndef __ESP8266_H
#define __ESP8266_H
#include "stm32f10x.h"
#include "stm32f10x_usart.h"
#include "delay.h"
#define ESP8266_USARTx USART2
#define ESP8266_USART_BAUDRATE 115200
void ESP8266_Init(void);
void ESP8266_SendCmd(char* cmd);
u8 ESP8266_SendData(char* data);
#endif
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