onvif-discover_20121114.tar

使用电脑的离线式多路电话计费软件。一个计费板插在电脑的PCI扩展槽上，多路电话线接入，实施计费。(use computers offline multi-way telephone billing software. Billing a plate inserted in a computer PCI expansion slot, multi-line access, billing implementation.)

spreadtrum phone驱动是有些手机在连接电脑时出现要安装的一款驱动，解压后将文件夹内的所有文件都拷贝到C:WINDOWS，运行Install.bat，最后再连接你的手机就可以了。(spreadtrum phone)

Sbus accelerated 8 bit color frame buffer driver.

LCD芯片HT1622的驱动，目前这个程序经过测试，没有任何问题。(HT1622 LCD driver chip, the current program has been tested with no problems.)

说明：  wk2124_spi_v1.1_linux驱动(wk2124_spi_v1.1_linux)

使用setupapi枚举硬件设备的代码，很经典的(setupapi )

Number Object for linux QT API Driver.

usb转串口驱动 xp版 win7版 vista版(usb to serial port driver xp edition win7 vista version)

math primitives for linux Device Driver.

QR编解码示意程序，帮助理解QR原理，C语言，适应多平台(QR codec indicate procedures, understand the principle.)