¶ 温湿度传感器模块
¶ 温湿度传感器模块引脚功能
¶ 温湿度传感器模块尺寸
¶ 温湿度传感器模块线路图
¶ 温湿度传感器模块接线图
¶ 温湿度传感器模块代码实例
//DHT11 need to be installed first
#include <DHT11.h>
DHT11 dht11(25);
void setup() {
// Initialize serial communication to allow debugging and data readout.
// Using a baud rate of 9600 bps.
Serial.begin(115200);
// Uncomment the line below to set a custom delay between sensor readings (in milliseconds).
// dht11.setDelay(500); // Set this to the desired delay. Default is 500ms.
}
void loop() {
int temperature = 0;
int humidity = 0;
// Attempt to read the temperature and humidity values from the DHT11 sensor.
int result = dht11.readTemperatureHumidity(temperature, humidity);
// Check the results of the readings.
// If the reading is successful, print the temperature and humidity values.
// If there are errors, print the appropriate error messages.
if (result == 0) {
Serial.print("Temperature: ");
Serial.print(temperature);
Serial.print(" °C\tHumidity: ");
Serial.print(humidity);
Serial.println(" %");
} else {
// Print error message based on the error code.
Serial.println(DHT11::getErrorString(result));
}
}
¶ 温湿度传感器模块产品图
