Here’s something very cool from the wonderful world of Adafruit: The Trinket, an Arduino compatible microcontroller platform that’s not only small enough to fit in your pocket, it’s small ...

A while back, [Matt] bought a few 8051 MCUs and tucked them away for ... you realize this 30-year-old chip has 32 IO pins. This microcontroller, along with its bigger brother the 8052, served ...