tmp=humidity+humidity_point+temperature+temperature_point #十进制的数据相加ifcheck==tmp:#数据校验,相等则输出returnhumidity,temperatureelse:#错误输出错误信息returnFalse defmain():print"Raspberry Pi DHT11 Temperature test program\n"time.sleep(1)#通电后前一秒状态不稳定,时延一秒whileTrue:result=read_dht...
void app_main(void) {DHT11_init(GPIO_NUM_14); // 初始化DHT11传感器，连接至GPIO_NUM_14引脚 int cnt = 0; // 计数器变量初始化while (1) { // 无限循环，持续读取温度并打印 printf("cnt: %d\n", cnt++); // 打印计数器值 printf("temperature is %d\n", DHT11_read().temperature...
(t%10==0)//每100ms读取一次 { DHT11_Read_Data(&temperature,&humidity); //读取温湿度值 printf ("Temp: %d C",temperature); //显示温度 printf ("\r\n\r\n"); printf ("Humi: %d %%",humidity); //显示湿度 printf ("\r\n\r\n"); } delay_ms(10); t++; if(t==20) { t=0...
函数实现在 dht11.c 中,在构造函数 DHT11() 中初始化引脚,在 read() 函数中实现与 dht11 传感器的通信并获取原始温湿度值,通过 getHumidity() 和 getTemperature() 函数获取当前温湿度值。DHT11 类中同时提供了一些温湿度转换的功能...
float f = dht.readTemperature(true);//读取华氏度 if (isnan(h) || isnan(t) || isnan(f)) { Serial.println("Failed to read from DHT sensor!"); return; } //检查抓取是否成功 float hic = dht.computeHeatIndex(t, h, false);//用摄氏度计算酷热指数,摄氏度设参数为false float hif =...
\r\n"); /* USER CODE END 2 */ while (1){ DHT11_Read_Data(&temperature,&humidity); printf("DHT11 Temperature = %d.%d degree\r\n",temperature>>8,temperature&0xff); printf("DHT11 Humidity = %d.%d%%\r\n",humidity>>8,humidity&0xff); HAL_GPIO_TogglePin(GPIOC,GPIO_PIN_0); ...
{//Start of Program DHT.read11(dht_apin); Serial.print("Current humidity = "); Serial.print(DHT.humidity); Serial.print("% "); Serial.print("temperature = "); Serial.print(DHT.temperature); Serial.println("C "); delay(5000);//Wait 5 seconds before accessing sensor again.//Fastest...
DHT11_Read_Data(&temperature,&humidity); //读取温湿度值 LCD_ShowNum(60+40,150,temperature,2,16); //显示温度 LCD_ShowNum(60+40,170,humidity,2,16); //显示湿度 } delay_ms(10); t++; if(t==20) { t=0; LED0=!LED0; }
reg[39:0]t_h_data_temp;//temperature and huminity data//---counter definereg[26:0]cnt_2s;reg[19:0]cnt_20ms;reg[6:0]cnt_nus;reg[5:0]cnt_1us;reg cnt_us_rst;reg[5:0]cnt_bit;//---flag assignmentsassign end_2s=(state_cur==WAIT&&cnt_2s==CNT_2S_MAX-1'b1)?1'b1:1'b0...
//打开温度传感器驱动模块fd = open("/dev/dht11", O_RDWR | O_NONBLOCK);if (fd < 0){printf("can't open /dev/dht11\n");return -1;}read(fd, &dht11, sizeof(dht11));temp = dht11>>8; //取出温度值；humi = dht11 &0x000000ff; //取出湿度值； printf("the current temperature ...