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   源码介绍

---

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 System.Collections;
using System.IO.Ports;
using System.Diagnostics;
using System.Timers;


namespace port_51
{
    public partial class Form1 : Form

    {
        SerialPort sp1 = new SerialPort();
        public Form1()
        {
            InitializeComponent();
        }
        int timer_t = 0;

        

        #region  窗体载入
        private void Form1_Load(object sender, EventArgs e)
        {
            //皮肤文件
            //skinEngine1.SkinFile = Application.StartupPath   @"\DiamondBlue.ssk";
            //skinEngine1.SkinFile = Application.StartupPath   @"\DiamondBlue.ssk";
            //系统时间
            timer2.Start();
            //所有串口
            pictureBox1.Image = Properties.Resources.gray;
            for (int i = 1; i <= 16; i  )
            {
                cb_port.Items.Add("COM" i);
                cb_port.SelectedIndex = 0;
            }
            //波特率
            int[] baud = { 115200, 57600, 38400, 28800, 19200, 14400, 9600, 4800, 2400, 1200 };
            for (int i = 0; i < 10; i  )
            {
                cb_baud.Items.Add(baud[i]);
            }
            cb_baud.SelectedIndex = 7;
            //校验位
                cb_check.Items.Add("None");
                cb_check.Items.Add("Odd");
                cb_check.Items.Add("Even");
                cb_check.Items.Add("Mark");
                cb_check.Items.Add("Space");
                cb_check.SelectedIndex = 0;
            //数据位
            for (int i = 8; i > 3; i--)
            {
                cb_data.Items.Add(i);
            }
            cb_data.SelectedIndex = 0;
            //停止位
            cb_stop.Items.Add("1");
            cb_stop.Items.Add("1.5");
            cb_stop.Items.Add("2");
            cb_stop.SelectedIndex = 0;

            //发送/接收格式默认
            rb_hex_r.Checked = true;
            rb_hex_s.Checked = true;
            timer1.Enabled = false;
        

            
        }
        #endregion

        #region 系统时间
        private void timer2_Tick(object sender, EventArgs e)
        {
            DateTime dt = System.DateTime.Now;
            label8.Text = dt.ToString();
        }

        #endregion
       

        #region  “文件”操作
        private void label7_MouseEnter(object sender, EventArgs e)
        {
            label7.BackColor = Color.LightGray;
        }

        private void label7_MouseLeave(object sender, EventArgs e)
        {
            label7.BackColor = Color.Transparent;
        }
        #endregion

        #region  全部串口和可用串口切换
        private void button1_Click(object sender, EventArgs e)
        {
            switch (button1.Text)
            {
                case "可用串口":
                    try
                    {
                        button1.Text = "全部串口";
                        cb_port.Items.Clear();
                        string[] str = SerialPort.GetPortNames();
                        for (int i = 0; i < str.Length; i  )
                        {
                            cb_port.Items.Add(str[i]);
                        }
                        cb_port.SelectedIndex = 0;
                    }
                    catch (Exception)
                    {
                        MessageBox.Show("没有可用端口","提示");
                    }
                    break;
                case "全部串口":
                    button1.Text = "可用串口";
                    cb_port.Items.Clear();
                    for (int i = 1; i <= 16; i  )
                    {
                        cb_port.Items.Add("COM" i);
                    }
                    cb_port.SelectedIndex = 0;
                    break;
                default:
                    MessageBox.Show("请选择可用串口");
                    break;
            }
        }
        #endregion

        #region  定时器
        //private void button9_Click(object sender, EventArgs e)
        //{
        //    timer2.Start();
        //}

        //private void timer2_Tick(object sender, EventArgs e)
        //{
        //    int c;
        //    if (!int.TryParse(tb_miao.Text, out c))
        //    {
        //        timer2.Stop();
        //        MessageBox.Show("定时时间格式错误，请重新输入", "提示");
        //        return;
        //    }
        //    else
        //    {
        //        int clock = Convert.ToInt16(tb_miao.Text);
        //        if (count == clock)
        //        {
        //            timer2.Stop();
        //            MessageBox.Show("定时时间到", "提示");
        //            return;
        //        }
        //        count  ;
        //    }
        //}
#endregion

        #region  串口开关
        private void button2_Click(object sender, EventArgs e)
        {
            if (button2.Text == "打开串口")
            {
                try
                {
                    if (!sp1.IsOpen)
                    {
                        #region  串口参数设置
                        //串口号
                        sp1.PortName = cb_port.SelectedItem.ToString();
                        //串口设置
                        sp1.BaudRate = Convert.ToInt32(cb_baud.SelectedItem);//波特率
                        sp1.DataBits = Convert.ToInt32(cb_data.SelectedItem);//数据位

                        switch (cb_stop.Text) //停止位
                        {
                            case "1": sp1.StopBits = StopBits.One; break;
                            case "1.5": sp1.StopBits = StopBits.OnePointFive; break;
                            case "2": sp1.StopBits = StopBits.Two; break;
                            default: MessageBox.Show("停止位参数有误", "提示"); break;
                        }
                        switch (cb_check.Text)  //校验位
                        {
                            case "None": sp1.Parity = Parity.None; break;
                            case "Odd": sp1.Parity = Parity.Odd; break;
                            case "Even": sp1.Parity = Parity.Even; break;
                            case "Mark": sp1.Parity = Parity.Mark; break;
                            case "Space": sp1.Parity = Parity.Space; break;
                            default: MessageBox.Show("校验位参数有误", "提示"); break;
                        }
                        #endregion
                        sp1.Open();
                        button2.Text = "关闭串口";
                        //设置必要控件不可用
                        cb_port.Enabled = false; cb_data.Enabled = false; cb_baud.Enabled = false;
                        cb_check.Enabled = false; cb_stop.Enabled = false; button1.Enabled = false;
                        //指示灯亮
                        pictureBox1.Image = imageList1.Images[1];     //0:灰色，1：绿色，2：红色
                        
                    }
                }
                catch (Exception Err)
                {
                    MessageBox.Show(Err.Message);
                }
                
            }
            else
            {
                try
                {
                    sp1.Close();
                    button2.Text = "打开串口";
                    pictureBox1.Image = imageList1.Images[0];
                    cb_port.Enabled = true; cb_data.Enabled = true; cb_baud.Enabled = true;
                    cb_check.Enabled = true; cb_stop.Enabled = true; button1.Enabled = true;
                }
                catch (Exception ex)
                {
                    MessageBox.Show(ex.Message);
                }
                
            }
        }
        #endregion

        #region  单个显示时LED互斥

        private void LED1_CheckedChanged(object sender, EventArgs e)   //LED1
        {
            if (LED1.Checked == true)
            {
                LED2.Enabled = false; LED3.Enabled = false; LED4.Enabled = false; LED5.Enabled = false;
                LED6.Enabled = false; LED7.Enabled = false; LED8.Enabled = false;
            }
            else
            {
                LED2.Enabled = true; LED3.Enabled = true; LED4.Enabled = true; LED5.Enabled = true;
                LED6.Enabled = true; LED7.Enabled = true; LED8.Enabled = true;
            }
        }

        private void LED2_CheckedChanged_1(object sender, EventArgs e)  //LED2
        {
            if (LED2.Checked == true)
            {
                LED1.Enabled = false; LED3.Enabled = false; LED4.Enabled = false; LED5.Enabled = false;
                LED6.Enabled = false; LED7.Enabled = false; LED8.Enabled = false;
            }
            else
            {
                LED1.Enabled = true; LED3.Enabled = true; LED4.Enabled = true; LED5.Enabled = true;
                LED6.Enabled = true; LED7.Enabled = true; LED8.Enabled = true;
            }
        }

        private void LED3_CheckedChanged(object sender, EventArgs e)   //LED3
        {
            if (LED3.Checked == true)
            {
                LED1.Enabled = false; LED2.Enabled = false; LED4.Enabled = false; LED5.Enabled = false;
                LED6.Enabled = false; LED7.Enabled = false; LED8.Enabled = false;
            }
            else
            {
                LED1.Enabled = true; LED2.Enabled = true; LED4.Enabled = true; LED5.Enabled = true;
                LED6.Enabled = true; LED7.Enabled = true; LED8.Enabled = true;
            }
        }

        private void LED4_CheckedChanged(object sender, EventArgs e)   //LED4
        {
            if (LED4.Checked == true)
            {
                LED1.Enabled = false; LED3.Enabled = false; LED2.Enabled = false; LED5.Enabled = false;
                LED6.Enabled = false; LED7.Enabled = false; LED8.Enabled = false;
            }
            else
            {
                LED1.Enabled = true; LED3.Enabled = true; LED2.Enabled = true; LED5.Enabled = true;
                LED6.Enabled = true; LED7.Enabled = true; LED8.Enabled = true;
            }
        }

        private void LED5_CheckedChanged(object sender, EventArgs e)   //LED5
        {
            if (LED5.Checked == true)
            {
                LED1.Enabled = false; LED3.Enabled = false; LED4.Enabled = false; LED2.Enabled = false;
                LED6.Enabled = false; LED7.Enabled = false; LED8.Enabled = false;
            }
            else
            {
                LED1.Enabled = true; LED3.Enabled = true; LED4.Enabled = true; LED2.Enabled = true;
                LED6.Enabled = true; LED7.Enabled = true; LED8.Enabled = true;
            }
        }

        private void LED6_CheckedChanged(object sender, EventArgs e)   //LED6
        {
            if (LED6.Checked == true)
            {
                LED1.Enabled = false; LED3.Enabled = false; LED4.Enabled = false; LED5.Enabled = false;
                LED2.Enabled = false; LED7.Enabled = false; LED8.Enabled = false;
            }
            else
            {
                LED1.Enabled = true; LED3.Enabled = true; LED4.Enabled = true; LED5.Enabled = true;
                LED2.Enabled = true; LED7.Enabled = true; LED8.Enabled = true;
            }
        }

        private void LED7_CheckedChanged(object sender, EventArgs e)   //LED7
        {
            if (LED7.Checked == true)
            {
                LED1.Enabled = false; LED3.Enabled = false; LED4.Enabled = false; LED5.Enabled = false;
                LED6.Enabled = false; LED2.Enabled = false; LED8.Enabled = false;
            }
            else
            {
                LED1.Enabled = true; LED3.Enabled = true; LED4.Enabled = true; LED5.Enabled = true;
                LED6.Enabled = true; LED2.Enabled = true; LED8.Enabled = true;
            }
        }

        private void LED8_CheckedChanged(object sender, EventArgs e)   //LED8
        {
            if (LED8.Checked == true)
            {
                LED1.Enabled = false; LED3.Enabled = false; LED4.Enabled = false; LED5.Enabled = false;
                LED6.Enabled = false; LED7.Enabled = false; LED2.Enabled = false;
            }
            else
            {
                LED1.Enabled = true; LED3.Enabled = true; LED4.Enabled = true; LED5.Enabled = true;
                LED6.Enabled = true; LED7.Enabled = true; LED2.Enabled = true;
            }
        }
        #endregion

        #region  LED单个显示
        private void button3_Click(object sender, EventArgs e)
        {
            try
            {
                StringBuilder sb = new StringBuilder();
                foreach (Control c in groupBox4.Controls)
                {
                    if (c is CheckBox)
                    {
                        CheckBox ck = c as CheckBox;
                        if (ck.Checked == true)
                        {
                            sb.AppendLine(ck.Text);
                        }
                    }
                }

                MessageBoxButtons bt = MessageBoxButtons.YesNo;
                DialogResult dr = MessageBox.Show("确定要选择"   "“"   sb   "”"   "吗？", "提示", bt);
                if (dr != DialogResult.Yes) return;
                else
                {
                    if (sp1.IsOpen)
                    {
                        string num = sb.ToString().Substring(3);
                        sp1.Write(num);
                    }
                    else
                    {
                        MessageBox.Show("请先打开串口！", "提示");
                        return;
                    }
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }

        }
        #endregion

        #region  LED多种效果
        private void button4_Click(object sender, EventArgs e)
        {
            for (int i = 0; i < groupBox5.Controls.Count; i  )
            {
                RadioButton rbx = groupBox5.Controls[i] as RadioButton;
                if (rbx.Checked==true)
                {
                    MessageBoxButtons bt = MessageBoxButtons.YesNo;
                    DialogResult dr= MessageBox.Show("确定要选择" "“" rbx.Text "”" "吗？", "提示", bt);
                    if (dr != DialogResult.Yes) return;
                    else
                    {
                        if (sp1.IsOpen)
                        {
                            string num = rbx.Name.Substring(4);
                            sp1.Write(num);
                        }
                        else
                        {
                            MessageBox.Show("请先打开串口！", "提示");
                            return;
                        }
                        //serialPort1.WriteLine(rb.Text);
                    }
                }
            }
            
        }
        #endregion

        #region  清空发送/接收区内容
        private void button10_Click(object sender, EventArgs e)
        {
            tb_send.Text = ""; return;
        }
        private void button6_Click(object sender, EventArgs e)
        {
            lb_receive.Items.Clear(); return;
        }
        #endregion

        #region  发送数据
        private void button5_Click(object sender, EventArgs e)
        {
            tb_miao.Enabled = false; cb_dingshi.Enabled = false;
            tb_miao.Enabled = false; button8.Enabled = false;

            try
            {
                if (!sp1.IsOpen)
                {
                    MessageBox.Show("请先打开串口", "提示"); return;
                }
                if (rb_hex_s.Checked == true)
                {
                    #region  确定输入字符是否合法
                    if (!((Convert.ToChar(tb_send.Text) >= '0') && (Convert.ToChar(tb_send.Text) <= '9')))
                    {
                        //if (!((Convert.ToChar(tb_send.Text) >= 'a') && (Convert.ToChar(tb_send.Text) <= 'f')))
                        if (!((Convert.ToChar(tb_send.Text) >= 65) && (Convert.ToChar(tb_send.Text) <= 70)))
                        {
                            //if (!((Convert.ToChar(tb_send.Text) >= 'A') && (Convert.ToChar(tb_send.Text) <= 'F')))
                            if (!((Convert.ToChar(tb_send.Text) >= 97) && (Convert.ToChar(tb_send.Text) <= 102)))
                            {
                                MessageBox.Show("输入数据范围应为：0-f/F", "提示"); return;
                            }
                        }
                    }
                    #endregion
                    sp1.WriteLine(tb_send.Text);
                }
                else sp1.WriteLine(tb_send.Text);
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message); return;
            }
        }


        #endregion

        #region  定时发送数据
       
        #region  判断定时时间
        private void timer1_Tick(object sender, EventArgs e)
        {
            try
            {
                int Dingshi = Convert.ToInt32(tb_miao.Text);
                string str_send = tb_send.Text;
                while (timer_t >= Dingshi)
                {
                    byte data = Convert.ToByte(str_send, 16);
                    if (sp1.IsOpen) sp1.Write(data.ToString());
                    else
                    {
                        MessageBox.Show("请先打开串口！", "提示");
                        return;
                    }
                } timer_t  ;
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message); return;
            }
            
        }
        #endregion

        #region  开始/停止定时发送数据
        private void button8_Click(object sender, EventArgs e)
        {
            #region  确定输入字符是否合法
            try
            {
                if (rb_hex_s.Checked == true)
                {
                    if (!((Convert.ToChar(tb_send.Text) >= '0') && (Convert.ToChar(tb_send.Text) <= '9')))
                    {
                        //if (!((Convert.ToChar(tb_send.Text) >= 'a') && (Convert.ToChar(tb_send.Text) <= 'f')))
                        if (!((Convert.ToChar(tb_send.Text) >= 65) && (Convert.ToChar(tb_send.Text) <= 70)))
                        {
                            //if (!((Convert.ToChar(tb_send.Text) >= 'A') && (Convert.ToChar(tb_send.Text) <= 'F')))
                            if (!((Convert.ToChar(tb_send.Text) >= 97) && (Convert.ToChar(tb_send.Text) <= 102)))
                            {
                                MessageBox.Show("输入数据范围应为：0-f/F", "提示"); return;
                            }
                        }
                    }
                    string str_send = tb_send.Text;
                }
                else if (rb_char_s.Checked == true)
                {
                    string str_send = tb_send.Text;
                }
                else
                {
                    MessageBox.Show("请选择要发送数据的格式", "错误提示"); return;
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message); return;
            }
            #endregion

            #region  确定定时时间输入是否合法
            int c;
            if (!int.TryParse(tb_miao.Text, out c))
            {
                MessageBox.Show("定时时间输入不合法\n请重新输入", "错误提示"); return;
            }
            #endregion
            timer1.Enabled = true;
            try
            {
                if (button8.Text == "开始")
                {
                    if (cb_dingshi.Checked==false)
                    {
                        MessageBox.Show("请选中定时发送按钮","提示");
                    }
                    timer1.Start();
                    button8.Text = "停止";
                }
                else
                {
                    timer1.Stop();
                    button8.Text = "开始";
                    
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
        }
            
        #endregion
        #endregion

        #region  接收数据
         private void button9_Click(object sender, EventArgs e)
        { 
            try
            {
                DateTime dt = DateTime.Now;
                string time = dt.ToString();
                lb_receive.Items.Add(time);
                lb_receive.Items.Add(sp1.ReadLine());
                lb_receive.ForeColor  = Color.Blue;
                
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message, "提示"); return;
            }
        }    
        #endregion

        #region 使必要控件不可用
        private void cb_dingshi_CheckedChanged(object sender, EventArgs e)
        {
            if (cb_dingshi.Checked == true)
            {
                cb_port.Enabled = false; cb_data.Enabled = false; cb_baud.Enabled = false;
                cb_check.Enabled = false; cb_stop.Enabled = false; button1.Enabled = false;
                button2.Enabled = false; button3.Enabled = false; button4.Enabled = false;
                button5.Enabled = false; tb_miao.Enabled = false;

            }
            else
            {
                cb_port.Enabled = true; cb_data.Enabled = true; cb_baud.Enabled = true;
                cb_check.Enabled = true; cb_stop.Enabled = true; button1.Enabled = true;
                button2.Enabled = true; button3.Enabled = true; button4.Enabled = true;
                button5.Enabled = true; tb_miao.Enabled = true;
            }

        }
        #endregion

        #region 停止所有效果
        
        private void button11_Click(object sender, EventArgs e)
        {
            try
            {
                if (sp1.IsOpen)  sp1.Write("d"); 
                LED2.Enabled = true; LED3.Enabled = true; LED4.Enabled = true; LED5.Enabled = true;
                LED6.Enabled = true; LED7.Enabled = true; LED8.Enabled = true; LED1.Enabled = true;
                LED1.Checked = false; LED2.Checked = false; LED3.Checked = false; LED4.Checked = false;
                LED5.Checked = false; LED6.Checked = false; LED7.Checked = false; LED8.Checked = false;
                lsd_9.Checked = false; pmd_a.Checked = false; hyd_b.Checked = false; jfd_c.Checked = false;
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message); return;
            }
           
        }
        #endregion

        #region 退出程序
        private void button7_Click(object sender, EventArgs e)
        {
            MessageBoxButtons mess = MessageBoxButtons.OKCancel;
            DialogResult dr = MessageBox.Show("确定要退出系统吗？", "提示", mess);
            if (dr == DialogResult.OK)
            {
                Application.Exit();
                sp1.Close();
            }
        }
        #endregion

        private void label3_Click(object sender, EventArgs e)
        {

        }

        

    }        
}