If you happen to own the same model of clock as [Rodrigo], then you really lucked out. He’s done a fantastic job documenting how he swapped the original controller out for a Raspberry Pi Pico W ...

Let me introduce you to SPINC, an attractive Raspberry Pi Pico-driven retro style desk clock that is also an automatically-fed NiH battery charger. There are several ways to program a Raspberry Pi ...

A Game Boy alarm clock uses the Pi Pico in a retro-themed shell with an e-ink display. A fake Game Boy game cartridge houses the Raspberry Pi Pico for the clock. Consider using an Analogue Pocket ...