Unbricking a SEGGER J-Link v9 debug probe
15th May 2019
| J-Link Genuine Segger | |
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Some time ago my SEGGER J-Link v9 stopped working. I wasn't sure what I did but I suspected it was a hardware failure. I've opened it and checked voltages with a multimeter and I couldn't find anything wrong. Then I've noticed it was using a familiar processor (STM32F205RC) and a PCB header which after I've reversed it turned out to be a JTAG connector:
