public static void Main(string[] args)
{
using (UsbContext context = new UsbContext())
{
// Find and open the usb device.
MyUsbDevice = context.Find(MyUsbFinder);
// If the device is open and ready
if (MyUsbDevice == null)
{
throw new Exception("Device Not Found.");
}
// open read endpoint 1.
var reader = MyUsbDevice.OpenEndpointReader(ReadEndpointID.Ep01);
byte[] readBuffer = new byte[1024];
while (true)
{
int bytesRead;
reader.Read(readBuffer, 5000, out bytesRead);
Console.WriteLine("{0} bytes read", bytesRead);
// Write to the console.
Console.Write(Encoding.Default.GetString(readBuffer, 0, bytesRead));
}
}
}
public static void Main(string[] args)
{
Error ec = Error.Success;
using (UsbContext context = new UsbContext())
{
try
{
// Find and open the usb device.
MyUsbDevice = context.Find(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 #1
wholeUsbDevice.SetConfiguration(1);
// Claim interface #0.
wholeUsbDevice.ClaimInterface(0);
}
// open read endpoint 1.
var reader = MyUsbDevice.OpenEndpointReader(ReadEndpointID.Ep01);
// open write endpoint 1.
var writer = MyUsbDevice.OpenEndpointWriter(WriteEndpointID.Ep01);
// Remove the exepath/startup filename text from the begining of the CommandLine.
string cmdLine = Regex.Replace(
Environment.CommandLine, "^\".+?\"^.*? |^.*? ", "", RegexOptions.Singleline);
if (!String.IsNullOrEmpty(cmdLine))
{
int bytesWritten;
ec = writer.Write(Encoding.Default.GetBytes(cmdLine), 2000, out bytesWritten);
if (ec != Error.Success)
{
throw new MonoUsbException(ec);
}
byte[] readBuffer = new byte[1024];
while (ec == Error.Success)
{
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.Write(Encoding.Default.GetString(readBuffer, 0, bytesRead));
}
Console.WriteLine("\r\nDone!\r\n");
}
else
{
throw new Exception("Nothing to do.");
}
}
catch (Exception ex)
{
Console.WriteLine();
Console.WriteLine((ec != Error.Success ? 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 #0.
wholeUsbDevice.ReleaseInterface(0);
}
MyUsbDevice.Close();
}
MyUsbDevice = null;
}
// Wait for user input..
Console.ReadKey();
}
}
}
public static void Main(string[] args)
{
Error ec = Error.Success;
using (UsbContext context = new UsbContext())
{
try
{
// Find and open the usb device.
MyUsbDevice = context.Find(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 #1
wholeUsbDevice.SetConfiguration(1);
// Claim interface #0.
wholeUsbDevice.ClaimInterface(0);
}
// open read endpoint 1.
var reader = MyUsbDevice.OpenEndpointReader(ReadEndpointID.Ep01);
// open write endpoint 1.
var writer = MyUsbDevice.OpenEndpointWriter(WriteEndpointID.Ep01);
// the write test data.
string testWriteString = "ABCDEFGH";
Error ecWrite;
Error ecRead;
int transferredOut;
int transferredIn;
UsbTransfer usbWriteTransfer;
UsbTransfer usbReadTransfer;
byte[] bytesToSend = Encoding.Default.GetBytes(testWriteString);
byte[] readBuffer = new byte[1024];
int testCount = 0;
do
{
// Create and submit transfer
ecRead = reader.SubmitAsyncTransfer(readBuffer, 0, readBuffer.Length, 100, out usbReadTransfer);
if (ecRead != Error.Success)
{
throw new Exception("Submit Async Read Failed.");
}
ecWrite = writer.SubmitAsyncTransfer(bytesToSend, 0, bytesToSend.Length, 100, out usbWriteTransfer);
if (ecWrite != Error.Success)
{
usbReadTransfer.Dispose();
throw new Exception("Submit Async Write Failed.");
}
WaitHandle.WaitAll(new WaitHandle[] { usbWriteTransfer.AsyncWaitHandle, usbReadTransfer.AsyncWaitHandle }, 200, false);
if (!usbWriteTransfer.IsCompleted)
{
usbWriteTransfer.Cancel();
}
if (!usbReadTransfer.IsCompleted)
{
usbReadTransfer.Cancel();
}
ecWrite = usbWriteTransfer.Wait(out transferredOut);
ecRead = usbReadTransfer.Wait(out transferredIn);
usbWriteTransfer.Dispose();
usbReadTransfer.Dispose();
Console.WriteLine("Read :{0} Error:{1}", transferredIn, ecRead);
Console.WriteLine("Write :{0} Error:{1}", transferredOut, ecWrite);
Console.WriteLine("Data :" + Encoding.Default.GetString(readBuffer, 0, transferredIn));
testCount++;
} while (testCount < 5);
Console.WriteLine("\r\nDone!\r\n");
}
catch (Exception ex)
{
Console.WriteLine();
Console.WriteLine((ec != Error.Success ? 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 #0.
wholeUsbDevice.ReleaseInterface(0);
}
MyUsbDevice.Close();
}
MyUsbDevice = null;
}
// Wait for user input..
Console.ReadKey();
}
}
}
public static void Main(string[] args)
{
Error ec = Error.Success;
using (UsbContext context = new UsbContext())
{
try
{
// Find and open the usb device.
MyUsbDevice = context.Find(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-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))
{
// This is a "whole" USB device. Before it can be used,
// the desired configuration and interface must be selected.
// Select config #1
wholeUsbDevice.SetConfiguration(1);
// Claim interface #0.
wholeUsbDevice.ClaimInterface(0);
}
// open read endpoint 1.
var reader = MyUsbDevice.OpenEndpointReader(ReadEndpointID.Ep01);
byte[] readBuffer = new byte[1024];
while (ec == Error.Success)
{
int bytesRead;
// If the device hasn't sent data in the last 5 seconds,
// a timeout error (ec = IoTimedOut) will occur.
ec = reader.Read(readBuffer, 5000, out bytesRead);
if (bytesRead == 0)
{
throw new Exception(string.Format("{0}:No more bytes!", ec));
}
Console.WriteLine("{0} bytes read", bytesRead);
// Write that output to the console.
Console.Write(Encoding.Default.GetString(readBuffer, 0, bytesRead));
}
Console.WriteLine("\r\nDone!\r\n");
}
catch (Exception ex)
{
Console.WriteLine();
Console.WriteLine((ec != Error.Success ? 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 #0.
wholeUsbDevice.ReleaseInterface(0);
}
MyUsbDevice.Close();
}
MyUsbDevice = null;
}
// Wait for user input..
Console.ReadKey();
}
}
}
