I was finally able to connect to the target after lowering JTAG speed from 4000kHz to 400kHz. It is odd because normally when there is a program in the flash the target communicates even at 4000kHz. This issue only occurs after Chip Erase command.
Hello, after Chip Erase JLINK cannot connect to the MAC7111 device any more. This is known issue however I havent found any working solution howto perform JTAG recovery. When I use Target->Manual Programming->Unsecure Chip it returns "Chip unsecured…