We don’t always JTAG, but when we do, we use a Black Magic Probe. It’s a completely open ARM-chip debugging powerhouse. If you program the small ARM chips and you don’t have a BMP, you need ...

This project shows you how to add JTAG and UART headers with extra low board footprint impact, gives you a KiCad library to do so super quickly, and shares a simple and helpful adapter PCB you can ...