It’s probably not much of a stretch to say that many of us have taken on a project or two that were ... on the PWM functionality of the Arduino Nano to generate waveforms, have no fear.

from basic LEDs and buzzers to more sophisticated LCD and Wi-Fi modules. [Featured image by Raspberry Pi Foundation | CC BY-SA 4.0] The Arduino Nano is powered by an Atmel ATmega328. It's an 8-bit ...