USB开发的技术手册，CYpress ,固件开发用 KEIL为开发环境

详细介绍了用VC++ 6.0 的环境下利用 windows API 函数来实现与符合HID设备类的USB 接口通信， 并给出通信程序的部分代码-Described in detail with VC++ 6.0 environment using windows API function to achieve with the equipment in line with the HID class USB interface, and gives part of communication program code

cypress公司的cy3684硬件电路，所用芯片为cy7c68013A-cypress

USB终端的设置代码-USB terminal configuration code

微软的point of sale的源代码，可用作USB转串口的驱动程序-MS s point of sale source code, can be used as usb2serial driver.

cypress带mcu的usb芯片用于windows的万能驱动程序源代码-Source code of universal Windows driver for USB chip with Cypress MCU.

USB接口驱动程序-USB Driver

usb receive main program c

USB开发大全英文原版，包括各种传输模式的描述和otg-Encyclopedia of the English original USB development, including a description of a variety of transmission modes and OTG

支持PC机的各种端口的读写,包括,并口,串口,USB,-Support a variety of PC-to read and write ports, including parallel, serial, USB, etc.

USB 1.1 pilipls D12 fireware+software+sch