ftestusb.cs

Simple code to test usb connections.Try it...

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.Text;
using System.Threading;
using EzUsb;

namespace TestUSB
{
	/// <summary>
	/// Summary description for Form1.
	/// </summary>
	public class FTestUsb : System.Windows.Forms.Form
	{
		private bool _stop = false;

		private System.Windows.Forms.Button button1;
		private System.Windows.Forms.TextBox textBox1;
		private System.Windows.Forms.Button button3;
		private System.Windows.Forms.StatusBar statusBar;
		private System.Windows.Forms.StatusBarPanel panel1;
		private System.Windows.Forms.Button button2;
		private System.Windows.Forms.Button button4;
		/// <summary>
		/// Required designer variable.
		/// </summary>
		private System.ComponentModel.Container components = null;

		public FTestUsb()
		{
			//
			// Required for Windows Form Designer support
			//
			InitializeComponent();

			button4.Enabled = false;
		}

		/// <summary>
		/// Clean up any resources being used.
		/// </summary>
		protected override void Dispose( bool disposing )
		{
			if( disposing )
			{
				if (components != null) 
				{
					components.Dispose();
				}
			}
			base.Dispose( disposing );
		}

		#region Windows Form Designer generated code
		/// <summary>
		/// Required method for Designer support - do not modify
		/// the contents of this method with the code editor.
		/// </summary>
		private void InitializeComponent()
		{
			this.button1 = new System.Windows.Forms.Button();
			this.textBox1 = new System.Windows.Forms.TextBox();
			this.button3 = new System.Windows.Forms.Button();
			this.statusBar = new System.Windows.Forms.StatusBar();
			this.panel1 = new System.Windows.Forms.StatusBarPanel();
			this.button2 = new System.Windows.Forms.Button();
			this.button4 = new System.Windows.Forms.Button();
			((System.ComponentModel.ISupportInitialize)(this.panel1)).BeginInit();
			this.SuspendLayout();
			// 
			// button1
			// 
			this.button1.Location = new System.Drawing.Point(16, 16);
			this.button1.Name = "button1";
			this.button1.Size = new System.Drawing.Size(120, 23);
			this.button1.TabIndex = 1;
			this.button1.Text = "Device Descriptor";
			this.button1.Click += new System.EventHandler(this.button1_Click);
			// 
			// textBox1
			// 
			this.textBox1.Anchor = (((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom) 
				| System.Windows.Forms.AnchorStyles.Left) 
				| System.Windows.Forms.AnchorStyles.Right);
			this.textBox1.Font = new System.Drawing.Font("Courier New", 9.75F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((System.Byte)(0)));
			this.textBox1.Location = new System.Drawing.Point(8, 88);
			this.textBox1.Multiline = true;
			this.textBox1.Name = "textBox1";
			this.textBox1.ScrollBars = System.Windows.Forms.ScrollBars.Both;
			this.textBox1.Size = new System.Drawing.Size(888, 416);
			this.textBox1.TabIndex = 3;
			this.textBox1.Text = "";
			this.textBox1.WordWrap = false;
			// 
			// button3
			// 
			this.button3.Location = new System.Drawing.Point(152, 16);
			this.button3.Name = "button3";
			this.button3.Size = new System.Drawing.Size(120, 23);
			this.button3.TabIndex = 4;
			this.button3.Text = "Bulk Transfer";
			this.button3.Click += new System.EventHandler(this.button3_Click);
			// 
			// statusBar
			// 
			this.statusBar.Location = new System.Drawing.Point(0, 527);
			this.statusBar.Name = "statusBar";
			this.statusBar.Panels.AddRange(new System.Windows.Forms.StatusBarPanel[] {
																						 this.panel1});
			this.statusBar.ShowPanels = true;
			this.statusBar.Size = new System.Drawing.Size(904, 22);
			this.statusBar.SizingGrip = false;
			this.statusBar.TabIndex = 14;
			// 
			// panel1
			// 
			this.panel1.Width = 572;
			// 
			// button2
			// 
			this.button2.Location = new System.Drawing.Point(16, 48);
			this.button2.Name = "button2";
			this.button2.Size = new System.Drawing.Size(120, 23);
			this.button2.TabIndex = 15;
			this.button2.Text = "Bulk Read";
			this.button2.Click += new System.EventHandler(this.button2_Click);
			// 
			// button4
			// 
			this.button4.Location = new System.Drawing.Point(152, 48);
			this.button4.Name = "button4";
			this.button4.Size = new System.Drawing.Size(120, 23);
			this.button4.TabIndex = 16;
			this.button4.Text = "Stop Read";
			this.button4.Click += new System.EventHandler(this.button4_Click);
			// 
			// FTestUsb
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
			this.ClientSize = new System.Drawing.Size(904, 549);
			this.Controls.AddRange(new System.Windows.Forms.Control[] {
																		  this.button4,
																		  this.button2,
																		  this.statusBar,
																		  this.button3,
																		  this.textBox1,
																		  this.button1});
			this.Name = "FTestUsb";
			this.Text = "Test USB";
			((System.ComponentModel.ISupportInitialize)(this.panel1)).EndInit();
			this.ResumeLayout(false);

		}
		#endregion

		/// <summary>
		/// The main entry point for the application.
		/// </summary>
		[STAThread]
		static void Main() 
		{
			Application.Run(new FTestUsb());
		}

		private void ErrorMessageHandler( object sender, ErrorEventArgs e )
		{
			statusBar.Panels[0].Text = e.Message;
		}

		private void button1_Click(object sender, System.EventArgs e)
		{
			Usb usb = new Usb();
			usb.OnErrorMessage += new Usb.ErrorMessage( this.ErrorMessageHandler );
			if( !usb.Open( "ezusb-0" ) )
			{
				return;
			}
			UsbDeviceDescriptor descriptor = usb.GetDeviceDescriptor();
			if( descriptor != null )
			{
				DisplayUsbDeviceDescriptor( descriptor );
			}
			usb.Close();
		}

		private void DisplayUsbDeviceDescriptor( UsbDeviceDescriptor descriptor )
		{
			StringBuilder sb = new StringBuilder();
			sb.AppendFormat( "{0:X}\r\n", descriptor.bLength );
			sb.AppendFormat( "{0:X}\r\n", descriptor.bDescriptorType );
			sb.AppendFormat( "{0:X}\r\n", descriptor.bcdUSB );
			sb.AppendFormat( "{0:X}\r\n", descriptor.bDeviceClass );
			sb.AppendFormat( "{0:X}\r\n", descriptor.bDeviceSubClass );
			sb.AppendFormat( "{0:X}\r\n", descriptor.bDeviceProtocol );
			sb.AppendFormat( "{0:X}\r\n", descriptor.bMaxPacketSize0 );
			sb.AppendFormat( "{0:X}\r\n", descriptor.idVendor );
			sb.AppendFormat( "{0:X}\r\n", descriptor.idProduct );
			sb.AppendFormat( "{0:X}\r\n", descriptor.bcdDevice );
			sb.AppendFormat( "{0:X}\r\n", descriptor.iManufacturer );
			sb.AppendFormat( "{0:X}\r\n", descriptor.iProduct );
			sb.AppendFormat( "{0:X}\r\n", descriptor.iSerialNumber );
			sb.AppendFormat( "{0:X}\r\n", descriptor.bNumConfigurations );
			textBox1.Text = sb.ToString();
		}

		private void button3_Click(object sender, System.EventArgs e)
		{
			FBulkXfer bx = new FBulkXfer();
			bx.ShowDialog( this );
		}

		private void button2_Click(object sender, System.EventArgs e)
		{
			_stop = false;
			button4.Enabled = true;
			Usb usb = new Usb();
			usb.OnErrorMessage += new Usb.ErrorMessage( this.ErrorMessageHandler );
			if( !usb.Open( "ezusb-0" ) )
			{
				return;
			}
			byte[] byteBuf;
			while( !_stop )
			{
				byteBuf = usb.BulkRead( 0 );
				if( byteBuf != null )
				{
					StringBuilder msg = new StringBuilder( 256 );
					for( int j = 0 ; j < byteBuf.Length ; j++ )
					{
						msg.AppendFormat( "{0:X} ", byteBuf[j] );
					}
					msg.Append( "\r\n" );
					textBox1.AppendText( msg.ToString() );
					//char[] data = new char[byteBuf.Length];
					//Buffer.BlockCopy( byteBuf, 0, data, 0, data.Length );
					//string str = new String( data );
					//textBox1.AppendText( str );
					//textBox1.AppendText( "\r\n" );
				}
				System.Windows.Forms.Application.DoEvents();
				Thread.Sleep( 1000 );
			}
			usb.Close();
		}

		private void button4_Click(object sender, System.EventArgs e)
		{
			_stop = true;
			button4.Enabled = false;
		}
	}
}