The board has one JTAG/Debug connector, one populated for interfacing the ATxmega128A1 (J8), one not populated for the AT90USB1287 (USB bridge) (J12).
Note that J12 for AT90USB1287 is not mounted
Figure 1. ATxmega128A1 ISP/JTAG location
The board has one JTAG/Debug connector, one populated for interfacing the ATxmega128A1 (J8), one not populated for the AT90USB1287 (USB bridge) (J12).
Note that J12 for AT90USB1287 is not mounted