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

His project lets you play simple algorithms as audio using AVR microcontrollers. Now the code work for this is very simple, but he hardware implementation is where things get interesting.

Morse code can be sent using low power, equipment built from simple materials or even using mirrors or flashlights. Finally, Morse code is a very simple way to do covert communications.

An Arduino is a popular open-source single-board microcontroller. Learn how to program one and let the possibilities take shape.

However, if you are a beginner you might have to dig deeper to understand why a circuit or code is a certain way. One minor drawback to note: Some Knight Riders features a multi-mode button to alter ...

The system here uses a cheap Arduino board, a few sensors, and a magnetic contact switch. It’s then hooked into the Adafruit IO and connected to IFTTT, so you can set up alerts in any way you like.

Presented below is a simple and cheap 433-Mz RF Sniffer ideal for testing/reverse-engineering most 433-MHz wireless devices. As you can see, the setup is on the Arduino ground with a 433-MHz receiver ...

Check out this Arduino-based electronic component tester. The device is intended to give a simple way to test transistors, resistors, capacitors, diodes and MOSFETs, and such like. The Arduino tester ...

This Game Boy look-alike, for instance, demonstrates its creator's skills in one fell swoop: It doesn't just display a résumé, it's also a simple gaming handheld that can play Tetris.