STM32單片機(jī)獲取DTH11溫濕度數(shù)和bh1750光照值據(jù)反饋到OLED上源程序

ID:1019897 · 發(fā)表于 2022-4-19 21:48

單片機(jī)源程序如下:

#include "led.h"
#include "key.h"
#include "beep.h"
#include "delay.h"
#include "sys.h"
#include "timer.h"
#include "usart.h"
#include "dht11.h"
#include "bh1750.h"
#include "oled.h"
#include "exti.h"
#include "stdio.h"
#include "esp8266.h"
#include "onenet.h"
u8 alarmFlag = 0;//是否報警的標(biāo)志
u8 alarm_is_free = 10;//報警器是否被手動操作，如果被手動操作即設(shè)置為0
u8 humidityH; //濕度整數(shù)部分
u8 humidityL; //濕度小數(shù)部分
u8 temperatureH; //溫度整數(shù)部分
u8 temperatureL; //溫度小數(shù)部分
extern char oledBuf[20];
float Light = 0; //光照度
u8 Led_Status = 0;
char PUB_BUF[256];//上傳數(shù)據(jù)的buf
const char *devSubTopic[] = {"Sub"};
const char devPubTopic[] = "Pub";
u8 ESP8266_INIT_OK = 0;//esp8266初始化完成標(biāo)志
int main(void)
{
unsigned short timeCount = 0; //發(fā)送間隔變量
unsigned char *dataPtr = NULL;
static u8 lineNow;
Usart1_Init(115200);//debug串口
DEBUG_LOG("\r\n");
DEBUG_LOG("UART1初始化 [OK]");
delay_init(); //延時函數(shù)初始化
DEBUG_LOG("延時函數(shù)初始化 [OK]");
OLED_Init();
OLED_ColorTurn(0);//0正常顯示，1 反色顯示
OLED_DisplayTurn(0);//0正常顯示 1 屏幕翻轉(zhuǎn)顯示
OLED_Clear();
DEBUG_LOG("OLED1初始化 [OK]");
OLED_Refresh_Line("OLED");
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);// 設(shè)置中斷優(yōu)先級分組2
DEBUG_LOG("中斷優(yōu)先初始化 [OK]");
OLED_Refresh_Line("NVIC");
LED_Init(); //初始化與LED連接的硬件接口
DEBUG_LOG("LED初始化 [OK]");
OLED_Refresh_Line("Led");
KEY_Init(); //初始化與按鍵連接的硬件接口
DEBUG_LOG("按鍵初始化 [OK]");
OLED_Refresh_Line("Key");
EXTIX_Init(); //外部中斷初始化
DEBUG_LOG("外部中斷初始化 [OK]");
OLED_Refresh_Line("EXIT");
BEEP_Init();
DEBUG_LOG("蜂鳴器初始化 [OK]");
OLED_Refresh_Line("Beep");
DHT11_Init();
DEBUG_LOG("DHT11初始化 [OK]");
OLED_Refresh_Line("DHT11");
BH1750_Init();
DEBUG_LOG("BH1750初始化 [OK]");
OLED_Refresh_Line("BH1750");
Usart2_Init(115200);//stm32-8266通訊串口
DEBUG_LOG("UART2初始化 [OK]");
OLED_Refresh_Line("Uart2");
DEBUG_LOG("硬件初始化 [OK]");
DEBUG_LOG("初始化ESP8266 WIFI模塊...");
if(!ESP8266_INIT_OK){
OLED_Clear();
sprintf(oledBuf,"Waiting For");
OLED_ShowString(16,0,(u8*)oledBuf,16);//8*16 “ABC”
sprintf(oledBuf,"WiFi");
OLED_ShowString(48,18,(u8*)oledBuf,16);//8*16 “ABC”
sprintf(oledBuf,"Connection");
OLED_ShowString(24,36,(u8*)oledBuf,16);//8*16 “ABC”
OLED_Refresh();
}
ESP8266_Init(); //初始化ESP8266
OLED_Clear();
sprintf(oledBuf,"Waiting For");
OLED_ShowString(16,0,(u8*)oledBuf,16);//8*16 “ABC”
sprintf(oledBuf,"MQTT Server");
OLED_ShowString(16,18,(u8*)oledBuf,16);//8*16 “ABC”
sprintf(oledBuf,"Connection");
OLED_ShowString(24,36,(u8*)oledBuf,16);//8*16 “ABC”
OLED_Refresh();
while(OneNet_DevLink()){//接入OneNET
delay_ms(500);
}
OLED_Clear();
TIM2_Int_Init(4999,7199);
TIM3_Int_Init(2499,7199);
BEEP = 0;//鳴叫提示接入成功
delay_ms(250);
BEEP = 1;
OneNet_Subscribe(devSubTopic, 1);
while(1)
{
if(timeCount % 40 == 0)//1000ms / 25 = 40 一秒執(zhí)行一次
{
/********** 溫濕度傳感器獲取數(shù)據(jù)**************/
DHT11_Read_Data(&humidityH,&humidityL,&temperatureH,&temperatureL);
/********** 光照度傳感器獲取數(shù)據(jù)**************/
if (!i2c_CheckDevice(BH1750_Addr))
{
Light = LIght_Intensity();
}
/********** 讀取LED0的狀態(tài) **************/
Led_Status = GPIO_ReadInputDataBit(GPIOA,GPIO_Pin_4);
/********** 報警邏輯 **************/
if(alarm_is_free == 10)//報警器控制權(quán)是否空閑 alarm_is_free == 10 初始值為10
{
if((humidityH < 80) && (temperatureH < 30) && (Light < 1000))alarmFlag = 0;
else alarmFlag = 1;
}
if(alarm_is_free < 10)alarm_is_free++;
// DEBUG_LOG("alarm_is_free = %d", alarm_is_free);
// DEBUG_LOG("alarmFlag = %d\r\n", alarmFlag);
/********** 輸出調(diào)試信息 **************/
DEBUG_LOG(" | 濕度：%d.%d C | 溫度：%d.%d %% | 光照度：%.1f lx | 指示燈：%s | 報警器：%s | ",humidityH,humidityL,temperatureH,temperatureL,Light,Led_Status?"關(guān)閉":"【啟動】",alarmFlag?"【啟動】":"停止");
}
if(++timeCount >= 200) // 5000ms / 25 = 200 發(fā)送間隔5000ms
{
Led_Status = GPIO_ReadInputDataBit(GPIOA,GPIO_Pin_4);//讀取LED0的狀態(tài)
DEBUG_LOG("==================================================================================");
DEBUG_LOG("發(fā)布數(shù)據(jù) ----- OneNet_Publish");
sprintf(PUB_BUF,"{\"Hum\":%d.%d,\"Temp\":%d.%d,\"Light\":%.1f,\"Led\":%d,\"Beep\":%d}",
humidityH,humidityL,temperatureH,temperatureL,Light,Led_Status?0:1,alarmFlag);
OneNet_Publish(devPubTopic, PUB_BUF);
DEBUG_LOG("==================================================================================");
timeCount = 0;
ESP8266_Clear();
}
dataPtr = ESP8266_GetIPD(3);
if(dataPtr != NULL)
OneNet_RevPro(dataPtr);
delay_ms(10);
}
}

復(fù)制代碼

本人初學(xué),僅供參考,存在錯誤和不足之處,請大家回帖多多指教,切勿照搬,文件下載:
Keil代碼下載:

33 - 副本.7z (251.98 KB, 下載次數(shù): 35)

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STM32單片機(jī)獲取DTH11溫濕度數(shù)和bh1750光照值據(jù)反饋到OLED上源程序

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STM32單片機(jī)獲取DTH11溫濕度數(shù)和bh1750光照值據(jù)反饋到OLED上 源程序

評分

STM32單片機(jī)獲取DTH11溫濕度數(shù)和bh1750光照值據(jù)反饋到OLED上源程序