As [Phil Greenland] explains in the first part of his excellent write-up, the lithium battery used to keep the real-time clock (RTC) going on the Macintosh SE/30 has a nasty habit of exploding and ...

Making a servo tester using an Attiny85 micro chip, Attiny45 also works for this project. This diy servo tester is as good as any other servo tester, the difference is that it can be programmed to do ...

Infrared remote controllers are everywhere around us. The majority of home appliances are controlled using infrared remote controls. In this article/video, we will learn how to build a device that can ...

There are a few different ways of getting firmware onto one of AVR’s ATtiny85 microcontrollers, including bootloaders that allow for firmware to be updated without the need to plug the chip into a ...

Let me introduce another simple microcontroller-based do-it-yourself circuit that detects motion and excites a light source in a flash. The “snooper” here is an ordinary passive infrared (PIR) motion ...

If you enjoy tinkering and building Arduino projects and gizmos, you might be interested in the new Adafruit Gemma device which has been created by Adafruit and includes a tiny wearable platform board ...

If you're looking for a fun electronics project to give a small fright to trick-or-treaters you can create a spooky blinking eyes setup where several sets of colored eyes blink randomly by ...