bus-debugging
Diagnose SPI, UART, CAN and I2C protocol failures using transaction evidence and electrical constraints. Use when requests involve corrupt bytes, wrong SPI mode, framing, bus-off, chip-select timing or DMA transfers; use I2C bring-up for basic discovery.
Pinned to revision 869710ec3b9a, so it is the text this page describes rather than whatever the author pushed since.
Files
Every link opens the file at its source, pinned to the revision this page describes.