Data Sheet

ARDUINO CODE
LESSON 8
| 35
int sensorPin = A0;
int ledPin = 13;
int sensorValue = 0;
void setup()
{
pinMode(ledPin, OUTPUT);
}
void loop()
{
sensorValue = analogRead(sensorPin);
if(sensorValue > 900)
digitalWrite(ledPin, HIGH);
else
digitalWrite(ledPin, LOW);
}
RESULT
When it is dark, the LED on pin 13 will light up.