usb parallel printer cable unknown device

To select a different USB cable, select the USB cable from the Port Setting drop-down list. If more than one USB cable is connected to your PC, the ispVM System software will detect all available cables, but it will select the first cable it detects. To select the parallel port cable, manually select the Lattice cable from the Cable Type drop-down list. If both a parallel port and a USB cable are connected to your PC, the ispVM System software will select the USB cable. Choose Options->Cable and I/O Port Setup.Use the ispVM cable auto detection to determine which cable and port you are using.To access Auto Detect: NOTE: Be sure to turn off the target board's power before connecting or disconnecting the USB cable to the target board. The amount of time will vary, depending on your PC's speed. If your PC is turned on, wait about one minute for the Windows operating system to recognize the USB cable.Make sure that the ispVM System is closed, and then plug the cable into your PC.Make sure that the ispVM System software is closed before plugging the cable into your PC or unplugging it from your PC and that the USB driver is already installed. In the 'Turn on User Account Control (UAC) to make your computer more secure' dialog, deselect 'Use User Account Control (UAC) to help protect your computer.'Īfter installing the driver and rebooting your PC, you may reset the UAC if desired, and reboot your PC.To install the USB cable driver after the ispVM System is installed: ispTools->Install/Uninstall LSC USB/Parallel Port Driver You can plug the ispDOWNLOAD USB cable into the PC when the PC is turned off or when it is on.Select Turn User Account Control on or off.To turn off the User Account Control (UAC):

Windows Vista: For Windows Vista operating system, you must first turn off the User Account Control (UAC) before installing the driver. The instructions are duplicated here for quick reference.

Directions for installing the USB driver on Windows Vista are located in the ispvmsystem readme.txt file.

Usb parallel printer cable unknown device