Introduction - If you have any usage issues, please Google them yourself
JTAGICE mk Ⅱ with AVR Studio (AVR Studio 4.09 or later to use JTAGICE mk Ⅱ) combined through the COM or USB can be for all or debugWIRE with JTAG interface for AVR single-chip-chip debug at (On-Chip Debugging) and Addendum way. JTAGICE mk Ⅱ supported chips list, see attachment