You have removed or added a new USB device to your office workstation and now an "Unknown USB Device" error is appearing. Device drivers supply the core software that ...

This post lists the possible solutions to fix the Unknown USB Device, the Device Failed Enumeration error on Windows 11/10. When you connect your USB device to the ...

This document is an application note describing use of the USB peripheral communications device class driver (PCDC) with the USB basic firmware of Renesas USB MCU and USB ASSP.The program described ...

My Yoga 2 Pro running Windows 8.1 has given me issues with every external msata enclosure I've used. As I understand it, external msata enclosures have 2 controllers in them, separate 3.0 and 2.0 to ...

First and foremost, we will enable USB in VMware Workstation to allow the virtual machine to detect and use USB devices connected to the host system. This setting must be enabled, and here’s how to do ...

I have an old Toshiba laptop with a USB slot and Windows95 OSR2 (or it may be Win95B, I'm not certain) installed. I downloaded and installed the USB drivers for it, it detects the slot. However, when ...

A type of peripheral device that plugs into a USB port. Defined by the USB Implementers Forum, device classes provide the specifications for a standard set of drivers for common peripherals. If a ...

In my last column [see LJ December 2002], we covered the serial layer in the 2.5 (hopefully soon to be 2.6) kernel tree. We mentioned in passing that a USB-to-serial driver layer in the kernel helps ...