I’ve posted a new, part 3 article on my debugger project, along with new code and an overview video. The new code is now able debug an Arduino UNO running at 16 MHz and also includes some bug fixes and enhancements.
[https://sites.google.com/site/wayneholder/debugwire3
Wayne](https://youtu.be/F1202b0l5D)](https://sites.google.com/site/wayneholder/debugwire3)