光感測器

#include <Wire.h>

#include <BH1750.h>

BH1750 lightMeter;

void setup(){

  Serial.begin(9600);

  // On esp8266 devices you can select SDA and SDL pins using Wire.begin(D2, D3);

  Wire.begin(D2, D3);

  lightMeter.begin();

  Serial.println(F("BH1750 Test"));

}

void loop() {

  float lux = lightMeter.readLightLevel();

  Serial.print("Light: ");

  Serial.print(lux);

  Serial.println(" lx");

  delay(1000);

}