4 layers40 × 30 mm

Health Watch
abendezu10/PulseWatch
Developed a fully functional smartwatch using an STM32 microcontroller, featuring real-time heart rate monitoring.
37 parts
KiCad boards from 1 GitHub repository tagged “cprogramming”, the most starred first; open any of them in PCBKit.

abendezu10/PulseWatch
Developed a fully functional smartwatch using an STM32 microcontroller, featuring real-time heart rate monitoring.