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.

Programming the Arduino: With the hardware assembled, the next step is to program the Arduino Nano. Kothe has provided the necessary code, which you can upload to your microcontroller using the ...

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… ...