To program these chips, [Aaron] first had to wire up the microcontroller into a circuit. This was just a bit of perf board, a resistor, a few caps, and a USB A plug.

Celebrating little victories means a nice cup of tea as I managed to transfer an Arduino programme into an AVR ATtiny85 microcontroller. Like the people in and surrounding Raspberry Pi, clever souls ...

Making a clock with a common microcontroller like an Arduino isn’t very difficult. However, if you’ve tried it, you probably discovered that keeping track of wall time is difficult with… ...