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  • [ABANDONED] Failure to program Renesas S5: CPU in reset forever/TDO always high

    cam - - J-Link/Flasher related

    Post

    I'm trying to wake up and program a blank Renesas Synergy S5D9 using JLink. The setup should be good as I successfully connected and programmed the demo board from Renesas ("PK"). Steps taken: 1) Connected JLink to PK board. Connected as expected, able to load program. 2) Transferred JLink wires (no header) directly over to our S5 board. 2a) Tried JFlash Lite. Erase command returned "Could not erase", program command returned "Could not download". 2b) Tried JLink Commander, both JTAG and SWD (sy…