The caveat is that you need a proper AVR programmer to access the Debug Wire protocol, or a JTAG interface for some of the larger chips. In this case I’m going to be using an STM32 Discovery ...
You have to issue a serial port command to turn on higher level logging and debug functions. If you start with the examples that come with the library (use the simple one for an AVR-based Arduino ...
This includes the following: Unfortunately, the more popular boards like the Uno, classic Nano, and Mega 2560 don't support ...