2 layers110.5 × 80 mm

Digital clock
creyes2001/digital-clock
Bare-metal digital clock firmware for PIC18F4550 with multiplexed 7-segment display, EEPROM time storage, and cooperative scheduler.
40 parts
KiCad boards from 1 GitHub repository tagged “bare-metal-programming”, the most starred first; open any of them in PCBKit.

creyes2001/digital-clock
Bare-metal digital clock firmware for PIC18F4550 with multiplexed 7-segment display, EEPROM time storage, and cooperative scheduler.