Open
Description
The built-in LED on the Arduino Uno is connected to pin 13, and in setup() that pin is first set to OUTPUT before being immediately set to INPUT in the subsequent for loop along with the rest of the digital pins.
{{ message }}
The built-in LED on the Arduino Uno is connected to pin 13, and in setup() that pin is first set to OUTPUT before being immediately set to INPUT in the subsequent for loop along with the rest of the digital pins.