[C#] SerialPort 1 ~ 超精簡版

2013-07-25

5866
0
2013-08-02

2. 從 ToolBox 拉 SerialPort 放到Form , 設定 BaudRate 57600

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace SerialPort1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        string input;
        
        private void btnOpen_Click(object sender, EventArgs e)
        {
            serialPort1.Open();      //開啟Com 1
            if (serialPort1.IsOpen)  //判斷Com 1 是否有開啟成功
            {
                tbxRecv.Text += serialPort1.PortName + "Open Success!\n"; //成功開啟訊息
            }
        }

        private void btnRecv_Click(object sender, EventArgs e)
        {
            if (serialPort1.IsOpen) //判斷Com 1 是否有開啟成功
            {
                input = serialPort1.ReadExisting();  //從Com 1 讀出資料, 傳到 input 裡
                tbxRecv.Text += input + "\n";        //印出 資料, 並換行
            }
        }
    }
}

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