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tetrabiodistributed / papra-pcba

Printed Circuit Board Assembly (PCBA) for the PAPPRa m12 controller
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How-to repair burnt out microcontroller #57

Closed capsulecorplab closed 2 years ago

capsulecorplab commented 3 years ago

Write a how-to guide for repairing a burnt out microcontroller on the PAPRA-PCB

capsulecorplab commented 3 years ago

Any ATtinyXY4 should work, where X = 4/8/16 and Y=0/1/2. Best part to use is ATtiny1614-SSN

capsulecorplab commented 3 years ago

But for debugging, look at this: https://github.com/tetrabiodistributed/PAPRA-PCB/issues/41#issuecomment-821879576 and https://github.com/tetrabiodistributed/PAPRA-PCB/issues/40

capsulecorplab commented 3 years ago

need to cut the GND-SENSE line to prevent it from happening again

capsulecorplab commented 3 years ago

will need a UPDI programmer: https://github.com/SpenceKonde/AVR-Guidance/blob/master/UPDI/jtag2updi.md

capsulecorplab commented 3 years ago

most of these issues will only apply to the .2 rev

mmroden commented 2 years ago

OBE