Opcom 167 Firmware Work _top_ Online

: Check Device Manager to ensure your interface is recognized as a "USB Serial Converter" with the correct PID (usually 6001 or 4F50) Interface Test : Run your diagnostic software (e.g., VAUX-COM) as Administrator . Go to "Settings" and click "Test Interface"

: This firmware usually runs on the PIC18F458 microcontroller. If your device uses a "fake" chip (marked as OP-COM but not a genuine Microchip PIC), attempting to flash or "downgrade" the firmware will likely brick the device. opcom 167 firmware work