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;
namespace WindowsFormsApplication2
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e)
{
// serialPort1.PortName = "COM1";
serialPort1.WriteLine("@00WD7100001158*\r");
}
private void serialPort1_DataReceived(object sender, System.IO.Ports.SerialDataReceivedEventArgs e)
{
//數據接收完整性
//這裏不知道是用延時好,還是循環讀取緩衝區好,待驗證……
//Thread.Sleep(50);
string data = string.Empty;
while (serialPort1.BytesToRead > 0)
{
data += serialPort1.ReadExisting(); //數據讀取,直到讀完緩衝區數據
}
//更新界面內容時UI不會卡
this.Invoke((EventHandler) delegate
{
//定義一個textBox控件用於接收消息並顯示
textBox1.AppendText(data + Environment.NewLine);
});
}
private void button2_Click(object sender, EventArgs e)
{
serialPort1.Close();
}
private void button3_Click(object sender, EventArgs e)
{
serialPort1.Open();
}
}
}