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TUSB8020B: Flash strings not showing up in Windows but are in Mac

Part Number: TUSB8020B

We have programed a flash chip with custom strings for manufacturer and product. When plugged into a Mac these strings show up. When plugged into a Windows machine they do not. I've gon through the whole list parameters in the device manager and none of them are the strings we program into the flash. The exact same board plugged into a Mac show the correct strings.

Is there anything we can do to get this strings visible the Device Manager?

Thanks,

John S.

  • John,
    Strings programmed into the external EEPROM are reported as part of the USB descriptors, however the device class driver determines which string to display when listed.
    That being said, that's just how Microsoft's driver work.
    Only think that I can think of to change the device name on DevMan is to create a (dumb) filter driver (INF) for the device to be installed with your specific VID/PID info.
    Regards,
    Jorge