第 1 阶段:虚拟实训台,项目 2、3 的示例跑通
- 实训台状态由服务器统一保存:滑块和开关设定传感器读数,推给学生程序; 学生程序控制的灯、继电器、LED 屏回写到实训台 - 网页按教材实训台布局图绘制实训台,传感器卡片上直接调节环境 - 新控件:CheckBox、RadioButton(事件顺序与 WinForms 一致),Lamp、Alarm - 设备类库:串口未打开时控制无效,与实物一致 - 修正:列表属性序列化时数字被转成字符串 - 示例:项目 2 任务 2–3、项目 3 任务 1–2;网址参数 ?sample= 打开指定示例 - 测试:实训台单元测试,项目 2、3 的端到端测试 Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Data;
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using System.Drawing;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows.Forms;
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using System.IO.Ports;
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using DeviceCtrlLibrary;
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using DeviceCtrlLibrary.Model;
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namespace LED推送模拟量
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{
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public partial class frm_LED : Form
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{
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public frm_LED()
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{
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InitializeComponent();
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}
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bool IsOpen = false;
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ADAM4017ResModel ResModel;
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String LED_MSG = "";
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private void frm_LED_Load(object sender, EventArgs e)
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{
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//清空列表
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com_adamPort.Items.Clear();
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com_ledPort.Items.Clear();
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//加载所有可用的串口号到列表中
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foreach (string item in SerialPort.GetPortNames())
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{
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com_adamPort.Items.Add(item);
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com_ledPort.Items.Add(item);
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}
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}
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private void btn_open_Click(object sender, EventArgs e)
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{
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if (!IsOpen)
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{
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//打开模拟量采集器和LED显示屏所在的串口
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DeviceCtrlHelper.adam4017Helper.Open(com_adamPort.Text);
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DeviceCtrlHelper.ledHelper.OpenLedCom(com_ledPort.Text);
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btn_open.Text = "关闭";
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IsOpen = true;
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}
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else
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{
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//关闭串口
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DeviceCtrlHelper.adam4017Helper.Close();
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DeviceCtrlHelper.ledHelper.Close();
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btn_open.Text = "开启";
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IsOpen = false;
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}
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}
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private void btn_get_Click(object sender, EventArgs e)
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{
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LED_MSG = "";
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//获取传感器数值
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ResModel = DeviceCtrlHelper.adam4017Helper.SetData();
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txt_light.Text = ResModel.lightValue;
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txt_humidity.Text = ResModel.humidityValue;
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txt_temperature.Text = ResModel.temperatureValue;
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//拼接要推送的环境信息
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LED_MSG += ("当前环境信息" + " " + "光照度:" + ResModel.lightValue + "lx温度:" + ResModel.temperatureValue + "℃湿度:" + ResModel.humidityValue + "%");
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//推送到LED显示屏
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String Res = DeviceCtrlHelper.ledHelper.SendLedString(LED_MSG);
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if (!(Res.IndexOf("Error") >= 0))
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{
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led.setLedText(Res);
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}
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}
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}
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}
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