OP-COM clones can become "bricked" if you attempt an online update or use incompatible firmware. Common symptoms include:
If your computer sees the device as a "Generic USB Serial" or shows PID_0000 , you must re-program the FTDI chip's EEPROM. : Use a utility like MProg or FT_Prog . Process : Open the tool and scan for devices. OP-COM_RESTORE_FTDI_to_ORI_v20830.7z
Connect the device to your PC via the ICSP port if using a programmer. OP-COM clones can become "bricked" if you attempt