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.
Select the appropriate binary ( .bin or .hex ) file for your intended firmware version (e.g., v1.39, v1.45, or v1.59). Enable VCC and program the flash memory. OP-COM_RESTORE_FTDI_to_ORI_v20830.7z
: Software reports "Interface not found" even when connected. If your computer sees the device as a