using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.IO.Ports;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace SerialPort
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
cmdClose.Enabled = false;
foreach (String s in System.IO.Ports.SerialPort.GetPortNames())
{
txtPort.Items.Add(s);
}
}
public System.IO.Ports.SerialPort sport;
public void serialport_connect(String port, int baudrate , Parity parity, int databits, StopBits stopbits)
{
DateTime dt = DateTime.Now;
String dtn = dt.ToShortTimeString();
sport = new System.IO.Ports.SerialPort(
port, baudrate, parity, databits, stopbits);
try
{
sport.Open();
cmdClose.Enabled = true;
cmdConnect.Enabled = false;
txtReceive.AppendText("[" + dtn + "] " + "Connected\n");
sport.DataReceived += new SerialDataReceivedEventHandler(sport_DataReceived);
}
catch (Exception ex) { MessageBox.Show(ex.ToString(), "Error"); }
}
private void sport_DataReceived(object sender, SerialDataReceivedEventArgs e)
{
this.BeginInvoke(new Action(() =>
{
DateTime dt = DateTime.Now;
String dtn = dt.ToShortTimeString();
txtReceive.AppendText("[" + dtn + "] " + "Received: " + sport.ReadExisting() + "\n");
}));
}
private void cmdConnect_Click(object sender, EventArgs e)
{
String port = txtPort.Text;
int baudrate = Convert.ToInt32(cmbbaudrate.Text);
Parity parity = (Parity)Enum.Parse(typeof(Parity), cmbparity.Text);
int databits = Convert.ToInt32(cmbdatabits.Text);
StopBits stopbits = (StopBits)Enum.Parse(typeof(StopBits), cmbstopbits.Text);
serialport_connect(port, baudrate, parity, databits, stopbits);
}
private void button1_Click(object sender, EventArgs e)
{
DateTime dt = DateTime.Now;
String dtn = dt.ToShortTimeString();
String data = txtDatatoSend.Text;
sport.Write(data);
txtReceive.AppendText("[" + dtn + "] " + "Sent: " + data + "\n");
}
private void cmdClose_Click_1(object sender, EventArgs e)
{
DateTime dt = DateTime.Now;
String dtn = dt.ToShortTimeString();
if (sport.IsOpen)
{
sport.Close();
cmdClose.Enabled = false;
cmdConnect.Enabled = true;
txtReceive.AppendText("[" + dtn + "] " + "Disconnected\n");
}
}
}
}
如图所示,我通过串行接口发送命令后,我的机器人根本不动。但是,如果我关闭 Visual Studio 并打开名为 Roboteq 的软件,我的机器人将按照我之前发送的命令移动,甚至无需在 Roboteq 中加载端口。知道为什么吗?我认为控制器肯定收到了我的命令,但不知何故它没有执行,也许打开 Roboteq 会使其执行。预先感谢。
您的设备是否要求命令以换行符终止?
sport.WriteLine(data);
https://msdn.microsoft.com/en-us/library/system.io.ports.serialport.writeline(v=vs.110).aspx
您可能需要先设置电机模式(“^MMOD 6 ") 然后将串行看门狗超时更改为 5 秒 ("^RWD 5000 ")否则G指令会立即取消。然后就可以发出G指令了
0:开环 1:闭环速度 2:闭环位置相对 3:闭环计数位置 4:闭环位置跟踪 5:扭矩 6:闭环速度位置