管理，quickusb USB 2通信网包装类

Generally, CSQuickUSB is a library that exposes access to USB hardware manufactured by Bitwise Systems (http://www.bitwisesys.com). Essentially allowing full featured interop with a USB 2.0 port and hardware of an external device, all from an easy to use C#/managed landscape. Download To download the latest release, go to the Downloads Page. For nightly builds see the SVN repository. Background Bitwise Systems manufactures a USB module called QuickUSB which provides all the features of a full USB 2.0 system, but is very easy to integrate with existing hardware. However, at the time, the API to access the device is poorly designed and sparsely documented. In short, I wish I had went with the Cypress solutions instead. Out of the box it comes with an unmanaged wrapper library called quickusb.dll, which wraps all the necessary Windows API calls to successfully preform USB 2.0 communication with the hardware. With that in mind, all CSQuick