在Labwindows开发环境下，通过NI-VISA实现PC与usb-RAW设备的通信-In Labwindows development environment, through the PC and the NI-VISA to achieve the communication devices usb-RAW

usb 数据采集器，usb批量传输，usb万能调试，usb visa驱动-Usb data collector, usb bulk transfer, usb universal debugging, usb visa drive