Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — ...

If, however, they don't seem to be a great fit for your needs, there are several other small Arduino boards you can use instead, including the Micro (18 by 48 mm), MKR Zero (25 x 61.5 mm) and MKR ...

Download the codes here Arduino simple shield potentiometer code: Arduino shield rc car: Arduino nano module L298P code: ...

However, the Arduino can achieve several things that a Raspberry Pi can't. Arduino and Raspberry Pi models are both affordable, and there are many Raspberry Pi projects that won't break the bank.

Making an Arduino shield can be simpler than you think. This time I designed one to program Attiny and Atmega ...