实例介绍
【实例简介】
【实例截图】
【核心代码】
using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; using NUnit.Framework; using System.Collections; using System.IO; using System.Runtime.Serialization.Formatters.Binary; using HID; namespace HidConnerCs { public partial class Form1 : Form { private Hid usbHid; bool IsConnect = false; byte var = 0; bool IsKey = false; bool IsKeyC = false; public Form1() { InitializeComponent(); usbHid = new Hid(); usbHid.DeviceArrived = new EventHandler(usbHid_DeviceArrived); usbHid.DataReceived = new EventHandler<report>(usbHid_DataReceived); } void usbHid_DataReceived(object sender, EventArgs e) { report myRP = (report)e; if (InvokeRequired) { Invoke(new EventHandler(usbHid_DataReceived), new object[] { sender, e }); } else { //textBox1.Text = "接收到数据"; tbInfo.Text = (myRP.reportID).ToString() ":" Hid.ByteToHexString(myRP.reportBuff) "\r\n"; if (myRP.reportID == 7) { progressBar1.Value = myRP.reportBuff[0]; label3.Text = "ADC返回值:" myRP.reportBuff[0].ToString(); } if(myRP.reportID == 5) { if (myRP.reportBuff[0]==0) btKey.BackColor = Color.Gray; else btKey.BackColor = Color.Red; } } } void usbHid_DeviceArrived(object sender, EventArgs e) { report myRP = (report)e; if (InvokeRequired) { Invoke(new EventHandler(usbHid_DeviceArrived), new object[] { sender, e }); } else { tbInfo.Text = "设备连接"; } } protected override void WndProc(ref Message m) { try { usbHid.ParseMessages(ref m); base.WndProc(ref m); // pass message on to base form } catch (Exception e) { } } /// <summary> /// 字符串转16进制字节数组 /// </summary> /// <param name="hexString"></param> /// <returns></returns> private static UInt16 strToToHexByte(string hexString) { hexString = hexString.Replace(" ", ""); if ((hexString.Length % 2) != 0) hexString = " "; byte[] returnBytes = new byte[hexString.Length / 2]; for (int i = 0; i < returnBytes.Length; i ) returnBytes[i] = Convert.ToByte(hexString.Substring(i * 2, 2), 16); return (UInt16)((UInt16)returnBytes[0] * (UInt16)256 (UInt16)returnBytes[1]); } private void button1_Click(object sender, EventArgs e) { try { // usbI = new USBInterface(textBox1.Text, textBox2.Text); // IsConnect = usbI.Connect(); usbHid.PID = strToToHexByte(tbPID.Text); usbHid.VID = strToToHexByte(tbVid.Text); if (usbHid.CheckDevicePresent()) { IsConnect = true; MessageBox.Show("连接ok"); //usbI.startRead(); //usbI.enableUsbBufferEvent(myEventCacher); toolStripStatusLabel2.Text = "设备连接成功!"; //timer1.Enabled = true; } else { toolStripStatusLabel2.Text = "设备连接不成功,请检查硬件!"; } } catch (Exception ex) { MessageBox.Show(ex.Message); } } bool led1 = false; bool led2 = false; bool led3 = false; bool led4 = false; private void button2_Click(object sender, EventArgs e) { try { byte[] transferData = new byte[this.usbHid.OutputReportLength - 1]; if (IsConnect == false) { MessageBox.Show("请先连接设备!"); return; } transferData[0] = 1; if (led1) { led1 = false; transferData[0] = 0; btLED1.BackColor = Color.Red; } else { led1 = true; btLED1.BackColor = Color.Gray; } //transferData[0] = 0x01; report myRP = new report(1, transferData); usbHid.Write(myRP); } catch (Exception ex) { MessageBox.Show(ex.Message); } } private void btLED2_Click(object sender, EventArgs e) { try { byte[] transferData = new byte[this.usbHid.OutputReportLength - 1]; if (IsConnect == false) { MessageBox.Show("请先连接设备!"); return; } transferData[0] = 1; if (led2) { led2 = false; transferData[0] = 0; btLED2.BackColor = Color.Red; } else { led2 = true; btLED2.BackColor = Color.Gray; } //transferData[0] = 0x01; report myRP = new report(2, transferData); usbHid.Write(myRP); } catch (Exception ex) { MessageBox.Show(ex.Message); } } private void btLED3_Click(object sender, EventArgs e) { try { byte[] transferData = new byte[this.usbHid.OutputReportLength - 1]; if (IsConnect == false) { MessageBox.Show("请先连接设备!"); return; } transferData[0] = 1; if (led3) { led3 = false; transferData[0] = 0; btLED3.BackColor = Color.Red; } else { led3 = true; btLED3.BackColor = Color.Gray; } //transferData[0] = 0x01; report myRP = new report(3, transferData); usbHid.Write(myRP); } catch (Exception ex) { MessageBox.Show(ex.Message); } } private void btLED4_Click(object sender, EventArgs e) { try { byte[] transferData = new byte[this.usbHid.OutputReportLength - 1]; if (IsConnect == false) { MessageBox.Show("请先连接设备!"); return; } transferData[0] = 1; if (led4) { led4 = false; transferData[0] = 0; btLED4.BackColor = Color.Red; } else { led4 = true; btLED4.BackColor = Color.Gray; } //transferData[0] = 0x01; report myRP = new report(4, transferData); usbHid.Write(myRP); } catch (Exception ex) { MessageBox.Show(ex.Message); } } private void Form1_FormClosing(object sender, FormClosingEventArgs e) { try { } catch (Exception ex) { MessageBox.Show(ex.Message); } } private void button2_Click_1(object sender, EventArgs e) { try { usbHid.CloseDevice(); toolStripStatusLabel2.Text = "设备已断开连接!"; } catch (Exception ex) { MessageBox.Show(ex.Message); toolStripStatusLabel2.Text = "设备已断开连接!"; } } private void Form1_Load(object sender, EventArgs e) { } private void Form1_FormClosed(object sender, FormClosedEventArgs e) { usbHid.CloseDevice(); } private void btClear_Click(object sender, EventArgs e) { tbInfo.Text = ""; } private void btList_Click(object sender, EventArgs e) { tbInfo.Text = usbHid.ListHidDevice(0,0); } } }
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