Arduino程序-光敏电阻

尽管造书去做的。但还是有莫名的成就感

从串口显示出，电压变化，

void setup() {

  // put your setup code here, to run once:

  Serial.begin(9600);

  

}





void loop() {

  // put your main code here, to run repeatedly:

  int val=analogRead(A0);

  Serial.println(val);

  delay(500);

}

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