Introduction - If you have any usage issues, please Google them yourself
Found usb_hid fewer resources available online reference, based on C# source code and even less, especially through the resources simply do not verify the source usb hid in two or three banks with an external standard hardware interfaces (such as outside the cabinet cleared , barcode recognition, and fingerprint recognition) test, the key is already packaged into a C# controls, just call UsbLibrary.dll file when using the line, do not use that writefile the