int sensorPin = A0;
int sensorValue = 0;
int Led = 7;
void setup() {
Serial.begin(9600);
pinMode(Led, OUTPUT);
// put your setup code here, to run once:
}
void loop() {
sensorValue=analogRead(sensorPin);
Serial.println(sensorValue);
float voltage =sensorValue * (5.0/1023.0);
Serial.println(voltage);
if (voltage<=1){
digitalWrite(Led, LOW);}
else{
digitalWrite(Led, HIGH);
}
delay(100);
// put your main code here, to run repeatedly:
}