Serial Port Complete: COM Ports, USB Virtual COM Ports, and Ports for Embedded Systems (Complete Guides series)
USB Complete: Everything You Need to Develop Custom USB Peripherals (Complete Guides series)
USB Mass Storage: Designing and Programming Devices and Embedded Hosts
Universal Serial Bus System Architecture (2nd Edition)
USB Design by Example: A Practical Guide to Building I/O Devices (2nd Edition)
Advanced PIC Microcontroller Projects in C: From USB to RTOS with the PIC 18F Series
USB Explained
PC Interfacing Using USB (BP)
USB 2.0. Universal Serial Bus.