初始化版本

SLC1-N/Form_PLC_Serialport.cs

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+using Microsoft.VisualBasic.Devices;
+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 SLC1_N
+{
+    public partial class Form_PLC_Serialport : Form
+    {
+        public Form_PLC_Serialport()
+        {
+            InitializeComponent();
+        }
+
+        private void Form_PLCconnect_Load(object sender, EventArgs e)
+        {
+            // PLC
+            cb_PLCPortName.Text = Form1.f1.HCPLC_client.SerialPort;
+            cb_PLCBaudRate.Text = Form1.f1.HCPLC_client.Baudrate.ToString();
+            if (Form1.f1.HCPLC_client.Connected)
+            {
+                lb_PLCCom_status.Text = "已连接";
+                lb_PLCCom_status.ForeColor = Color.Green;
+                bt_PLCConnect.Enabled = false;
+                cb_PLCPortName.Enabled = false;
+                cb_PLCBaudRate.Enabled = false;
+            }
+            else
+            {
+                lb_PLCCom_status.Text = "未连接";
+                lb_PLCCom_status.ForeColor = Color.Red;
+                bt_PLCConnect.Enabled = true;
+                cb_PLCPortName.Enabled = true;
+                cb_PLCBaudRate.Enabled = true;
+            }
+        }
+
+        // 连接
+        private void bt_PLCConnect_Click(object sender, EventArgs e)
+        {
+            try
+            {
+                if (Form1.f1.HCPLC_client != null && Form1.f1.HCPLC_client.Connected)
+                {
+                    lock (Form1.f1.plcLock)  // 加锁
+                        Form1.f1.HCPLC_client.Disconnect();
+                }
+
+                Form1.f1.HCPLC_client.SerialPort = cb_PLCPortName.Text;
+                Form1.f1.HCPLC_client.Baudrate = Convert.ToInt32(cb_PLCBaudRate.Text);          // 波特率
+                Form1.f1.HCPLC_client.Parity = System.IO.Ports.Parity.None;  // 无校验
+                Form1.f1.HCPLC_client.StopBits = System.IO.Ports.StopBits.Two; // 停止位
+
+                lock (Form1.f1.plcLock)  // 加锁
+                    Form1.f1.HCPLC_client.Connect();
+
+                // Form1.f1.PLC_client.Open();
+                if (Form1.f1.HCPLC_client != null && Form1.f1.HCPLC_client.Connected)
+                {
+                    lb_PLCCom_status.Text = "已连接";
+                    lb_PLCCom_status.ForeColor = Color.Green;
+                    cb_PLCPortName.Enabled = false;
+                    cb_PLCBaudRate.Enabled = false;
+                    bt_PLCConnect.Enabled = false;
+
+                    var jsconfig = new JsonConfig("config.json");
+
+                    jsconfig.SetValue("PLC_PortName", cb_PLCPortName.Text);
+                    jsconfig.SetValue("PLC_BaudRate", cb_PLCBaudRate.Text);
+                }
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine($"PLC连接异常: {ex.Message}");
+            }
+        }
+        // 刷新
+        private void bt_PLCRefresh_Click(object sender, EventArgs e)
+        {
+            cb_PLCPortName.Items.Clear();
+            string[] ports = System.IO.Ports.SerialPort.GetPortNames();
+            cb_PLCPortName.Items.AddRange(ports);
+        }
+        // 断开
+        private void bt_PLCBreak_Click(object sender, EventArgs e)
+        {
+            if (Form1.f1.HCPLC_client.Connected)
+            {
+                lock (Form1.f1.plcLock)  // 加锁
+                    Form1.f1.HCPLC_client.Disconnect();
+            }
+            lb_PLCCom_status.Text = "未连接";
+            lb_PLCCom_status.ForeColor = Color.Red;
+            cb_PLCPortName.Enabled = true;
+            cb_PLCBaudRate.Enabled = true;
+            bt_PLCConnect.Enabled = true;
+        }
+    }
+}