: If the device is stuck in firmware update mode (flashing red lights), use the VCIConfig utility located in your VCDS installation folder.
: Needed to interface directly with the internal microcontroller pins. vcds 2231 hex v2 clone repair work
If the STM32 itself is corrupted, you will need an ST-Link V2. : If the device is stuck in firmware
: Always launch the diagnostic system using the VIIPlusLoader.exe or equivalent loader icon rather than the native VCDS shortcut. ❓ Troubleshooting Common Repair Issues Interface Not Found / Test Failed vcds 2231 hex v2 clone repair work