Hi Guys I wondering what i did wrong with this sketch. void setup() { // put your setup code here, to run once: int delayTime = 1000; Serial.begin (9600); } void loop() { // put your main code here, to run repeatedly: Serial.println ("hello world"); digitalWrite (2, HIGH); delay (delayTi…

I can figure out what is wrong with this simple sketch

UKHeliBob June 17, 2025, 10:02am 14

Pins default to INPUT so if you want to output something you must use pinMode()

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