Ensure the COM port assigned is between COM1 and COM4 . Some older software cannot "see" ports higher than 10.
successful operation depends on installing the correct USB-to-Serial driver, often involving the or a specific Prolific PL-2303 Fleetwood Digital Driver Installation for Windows 7 jiykr programming cable driver windows 7 extra quality
A practical installation approach is:
Ensure the COM port assigned is between COM1 and COM4 . Some older software cannot "see" ports higher than 10.
successful operation depends on installing the correct USB-to-Serial driver, often involving the or a specific Prolific PL-2303 Fleetwood Digital Driver Installation for Windows 7
A practical installation approach is: