LDR ON ARDUINO

LDR can used for light intensity sensor for many purpose, this basic setup for LDR

LDR

int LDR = 0;

void setup() {
pinMode(LDR, INPUT);
Serial.begin(9600);
}

void loop() {
int v = analogRead(LDR);
Serial.println(v);
delay(1000);
}

 

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