int ledPin = 13; void setup() { pinMode(ledPin, OUTPUT); } void loop() { digitalWrite(ledPin, HIGH); delay(1000); digitalWrite(ledPin, LOW); delay(1000); } This code sets pin 13 as an output and blinks an LED connected to that pin.
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I hope this article meets your requirements. Please let me know if you need any further assistance! int ledPin = 13; void setup() { pinMode(ledPin,