1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
| 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.IO.Ports;
namespace SerialComm
{
public partial class Form1 : Form
{
static SerialPort serialPort1;
string RxString;
public Form1()
{
serialPort1 = new SerialPort("COM4", 9600, Parity.None, 8, StopBits.One);
InitializeComponent();
serialPort1.DataReceived += new SerialDataReceivedEventHandler(serialPort1_DataReceived);
serialPort1.ReadTimeout = 500;
}
private void Form1_Load(object sender, EventArgs e)
{
}
private void serialPort1_DataReceived(object sender, System.IO.Ports.SerialDataReceivedEventArgs e)
{
RxString = serialPort1.ReadExisting();
this.Invoke(new EventHandler(AfficherTextASync));
}
private void AfficherTextASync(object sender, EventArgs e)
{
textBox1.AppendText(RxString);
label1.Text = RxString;
}
//private void port_DataReceived(object sender, SerialDataReceivedEventArgs e)
//{
// string value = "";
// while (serialPort1.BytesToRead > 0)
// {
// char[] buffer = new char[255];
// int bytes_read = serialPort1.Read(buffer, 0, buffer.Length);
// // string texte = serialPort1.ReadLine();
// for (int i = 0; i < bytes_read; i++)
// {
// value += buffer[i];
// }
// }
// safeInput(value.ToString());
//}
//private void safeInput(string msg)
//{
// textBox1.Invoke(new EventHandler(delegate
// {
// textBox1.SelectedText = string.Empty;
// textBox1.AppendText(msg.ToString());
// textBox1.ScrollToCaret();
// }));
//}
private void button1_Click(object sender, EventArgs e)
{
serialPort1.Open();
}
}
} |
