i use atxmega64a3u in my project and use TNM 2000+ and its 74hc245 converter for PDI programming and work well.
but after program startup time fuse bit from 11-0 time to 00=64ms !!! i lose my connection from TNM to atxmega64a3u and can not to do anything not to reprogram fuse bit or erase or reprogram app.
also my atxmega64a3u application run and work correct and the controller is healthy.
the TNM replay " The device is damage or its ID is turned off "
can anybody help to solve this issue ???