Hardware/ARMEBS/4/Troubleshooting
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ARMEBS4 Troubleshooting and common problems
Connection problems
When the programming fails, go to the openocd console, searching for "Error:" messages
Wrong driver
openocd console
... Error: failed to reset FTDI device: -1 Error: unable to open ftdi device with vid 08ee, pid 3100, description '*' and serial '*'
Solution: The driver is wrong, run zadig.exe, "options -> list all devices", select "armebs4 interface 0", select "WinUSB" driver -> Replace driver
Board not connected
openocd console
... Error: no device found Error: unable to open ftdi device with vid 08ee, pid 3100, description '*' and serial '*'
Solution:
- Verify the USB debug connector is connected
- Verify the PWR led, it should be on (green)
Another openocd is running
openocd console
... Error: libusb_open() failed with LIBUSB_ERROR_ACCESS Error: no device found Error: unable to open ftdi device with vid 08ee, pid 3100, description '*' and serial '*'
Solution:
- A debug session is probably running. It must be stopped (Terminate) before starting another one