USB开发的技术手册，CYpress ,固件开发用 KEIL为开发环境

philip PDIUSBD12 动态连接库，共应用程序调用，可以轻松实现USB通信-dynamic link library, called a total applications can be easily USB Communication

用于枚举Windows系统中存在的各类串口设备，包括普通串口，USB串口，以及蓝牙串口。-lists all serial ports available on the system, along with some descriptive text suitable to be shown to the user.

ps2鼠标转usb鼠标的89s52仿真源码，-ps2 mouse usb mouse 89s52 transfer simulation source code,

USBFX2LK WDM drive for OSR s USB FX2 Learning Kit

D12测试用户程序

CY7C63,64系列USB芯片的开发工具.包括CYASM.exe和63000的头文件,对开发者很有用.-CY7C63, 64 family of USB chip development tools. CYASM.exe and including 63,000 in the first document, the developers useful.

USBCAN device for communications

数据采集程序，采用同步模式，包括主机程序，固件源程序，驱动程序。出自《USB2.0原理与工程开发》我现在需要USB键盘方面的源程序，如果你有请提供crzman@163.com-data collection procedures, using the synchronization mode, including mainframe procedures, firmware source, the driver. From "USB2.0 Principle and the development of the project," I now need a USB keyboard aspects of the source, If you please provide crzman@163.com

usb接口控制器可以实时读取外界环境的当前温度，且当温度超过某一阈值或低于某一阈值时发出报警-usb interface controller can immediately read the current external environment temperature, and when the temperature exceeds a certain threshold value or below a certain threshold value warning issued