Hardware projects tagged hv-updi

Open hardware projects tagged hv-updi on BoardRepo, the GitHub for hardware. View schematics and PCBs in the browser and download the sources.

Projects

1 board

updi-key

@dlloydev

This DIY open source hardware connects inline with any UPDI programmer to provide a HV UPDI programming solution for tinyAVR® 0/1/2 series MCUs. Compatible with UPDI programmers that operate with jtag2updi, avrdude, pyupdi, MPLAB X IDE, MPLAB X IPE, PlatformIO and Arduino IDE using any target voltage from 3 to 5V.

pcbbom

MIT1500Sep 5, 2026

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