usb驱动文件，在主机上安装的对开发机的USB驱动-usb driver files, installed in the host machine on the development of USB drives

该代码实现了阿尔泰公司的usb5953数据采集卡如何与上位机实现通讯，并且模拟数据采集与传输-This code implements the Altai' s usb5953 data acquisition card how to achieve communication with the host computer, and the analog data acquisition and transmission

PMC MSP EHCI (Host Controller Driver) for USB.