Michael Maloney

You have: ``` #set_io SPI_SCK 70 #set_io SPI_SI 68 #set_io SPI_SO 67 #set_io SPI_SS_B 71 ``` But after several hours of debugging and wondering why my SPI flash memory wasn't...

A vendor named Beekeep is selling these Let's Split kits with a "legacy Pro Micro". These can be made to work, but require a 1-line modification to the firmware. The...