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- const int ledPin = 13;
- const int ldrPin = A0;
- void setup() {
- pinMode(ledPin, OUTPUT);
- pinMode(ldrPin, INPUT);
- }
- void loop() {
- int ldrStatus = analogRead(ldrPin);
- if (ldrStatus <=300) {
- digitalWrite(ledPin, HIGH);
- delay(1000);
- }
- else {
- digitalWrite(ledPin, LOW);
- }
- delay(100);
- }
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