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上传时间: 2016-01-30
详细说明： public static UsbDevice MyUsbDevice; #region SET YOUR USB Vendor and Product ID! public static UsbDeviceFinder MyUsbFinder = new UsbDeviceFinder(0x0000, 0x0000); // specify vendor, product id #endregion public static void Main(string[] args) { ErrorCode ec = ErrorCode.None; try { // Find and open the usb device. MyUsbDevice = UsbDevice.OpenUsbDevice(MyUsbFinder); // If the device is open and ready if (MyUsbDevice == null) throw new Exception("Device Not Found." ;); // If this is a "whole" usb device (libusb-win32, linux libusb) // it will have an IUsbDevice interface. If not (WinUSB) the // variable will be null indicating this is an interface of a // device. IUsbDevice wholeUsbDevice = MyUsbDevice as IUsbDevice; if (!ReferenceEquals(wholeUsbDevice, null)) { // This is a "whole" USB device. Before it can be used, // the desired configuration and interface must be selected. // Select config wholeUsbDevice.SetConfiguration(1); // Claim interface wholeUsbDevice.ClaimInterface(1); } // open read endpoint UsbEndpointReader reader = MyUsbDevice.OpenEndpointReader(ReadEndpointID.Ep02); // open write endpoint UsbEndpointWriter writer = MyUsbDevice.OpenEndpointWriter(WriteEndpointID.Ep03); // write data, read data int bytesWritten; ec = writer.Write (new byte[] { 0x00, 0x00 }, 2000, out bytesWritten); // specify data to send if (ec != ErrorCode.None) throw new Exception (UsbDevice.LastErrorString); byte[] readBuffer = new byte[1024]; while (ec == ErrorCode.None) { int bytesRead; // If the device hasn't sent data in the last 100 milliseconds, // a timeout error (ec = IoTimedOut) will occur. ec = reader.Read(readBuffer, 100, out bytesRead); if (bytesRead == 0) throw new Exception("No more bytes!"); // Write that output to the console. Console.WriteLine(BitConverter.ToString(readBuffer, 0, bytesRead)); } Console.WriteLine("\r\nDone!\r\n"); } catch (Exception ex) { Console.WriteLine(); Console.WriteLine((ec != ErrorCode.None ? ec + ":" : String.Empty) + ex.Message); } finally { if (MyUsbDevice != null) { if (MyUsbDevice.IsOpen) { // If this is a "whole" usb device (libusb-win32, linux libusb-1.0) // it exposes an IUsbDevice interface. If not (WinUSB) the // 'wholeUsbDevice' variable will be null indicating this is // an interface of a device; it does not require or support // configuration and interface selection. IUsbDevice wholeUsbDevice = MyUsbDevice as IUsbDevice; if (!ReferenceEquals(wholeUsbDevice, null)) { // Release interface wholeUsbDevice.ReleaseInterface(1); } MyUsbDevice.Close(); } MyUsbDevice = null; // Free usb resources UsbDevice.Exit(); } // Wait for user input.. Console.ReadKey(); } } ...展开收缩
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