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 ...

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 highly integrated USB device controller contains USB, serial and parallel protocol engines, eliminating any requirement for USB specific firmware development. The device supports IO interface ...

Learn how to find your docking station in Device Manager on Windows 10 and 11 using simple steps to fix detection issues.

A security patch that addresses over 170 vulnerabilities should not also make useless one of the most vital recovery tools in ...

Every operating system places requirements on device drivers. Here's a quick tour of the Windows CE rulebook. Microsoft Windows CE is a modular and scalable operating system that supports a variety of ...

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 ...

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 ...

In Windows XP and all recent Microsoft operating systems, the Device Manager is the primary utility used to configure and modify hardware devices. If you are experiencing problems with the USB ports ...

We will be undertaking the following fixes to get rid of the Unknown USB Device, Set address failed error message on Windows 11/10, Change Power Options. Update ...