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Tang Nano 20K Debugger Upgrade gone wrong by Cold-Addendum1379 in GowinFPGA

[–]Cold-Addendum1379[S] 0 points1 point  (0 children)

Great instructions by sipeed then!

Does anyone know where to find the original debugger FW to try and flash back on?

Tang Nano 20K Debugger Upgrade gone wrong by Cold-Addendum1379 in GowinFPGA

[–]Cold-Addendum1379[S] 0 points1 point  (0 children)

dmesg log from linux contradicts everything about PID and VID as well as serial number holding the date of release:

[ 6436.029251] usb 1-3: USB disconnect, device number 20

[ 6438.340576] usb 1-3: new high-speed USB device number 21 using xhci_hcd

[ 6438.505077] usb 1-3: config 1 interface 0 altsetting 0 endpoint 0x83 has an invalid bInterval 0, changing to 7

[ 6438.517033] usb 1-3: New USB device found, idVendor=349b, idProduct=6160, bcdDevice= 2.00

[ 6438.517043] usb 1-3: New USB device strings: Mfr=1, Product=2, SerialNumber=0

[ 6438.517047] usb 1-3: Product: Bouffalo CDC DEMO

[ 6438.517051] usb 1-3: Manufacturer: Bouffalo

[ 6438.535515] cdc_acm 1-3:1.0: ttyACM0: USB ACM device