Simple_Arduino_code This code controls three LEDs (red, yellow, and blue). I used Tinkercad to simulate the circuit, then copied the code and pasted it into a C++ file.

Arduino. AVR - Arduino Uno, Mega, Leonardo, Pro Mini, Nano etc. NOTE: Arduino boards based on ATmega328 (Uno, Pro Mini, Nano etc.) and smaller are NOT recommended. This is because the ATmega328 MCU is ...