143 lines
2.9 KiB
C#
143 lines
2.9 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.Threading;
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using Autolabor;
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namespace LoraGamepad.Models;
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/// <summary>
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/// 串口驱动封装单例模式
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/// </summary>
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public class SerialPort
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{
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/// <summary>
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/// 串口单例
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/// </summary>
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public static readonly SerialPort Me = new();
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/// <summary>
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/// 串口驱动基类
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/// </summary>
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private readonly SerialBase _serial = new();
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private bool _isPortOpen = false;
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private Action? _onWriteError;
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/// <summary>
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/// 串口是否打开属性
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/// </summary>
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public bool IsPortOpen => _isPortOpen;
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/// <summary>
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/// 搜索串口列表
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/// </summary>
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/// <returns></returns>
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public static List<SerialDevice> FindPorts()
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{
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return SerialBase.EnumeratePorts();
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}
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public void LisenningPort(Action? onWriteError)
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{
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_onWriteError = onWriteError;
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}
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/// <summary>
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/// 保护性构造函数
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/// </summary>
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private SerialPort() { }
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/// <summary>
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/// 打开串口
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/// </summary>
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/// <param name="port">串口名</param>
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/// <param name="baudRate">波特率</param>
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/// <param name="timeout">超时时间</param>
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public void Open(string port,int baudRate,int timeout)
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{
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_serial.Port = port;
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_serial.Baudrate = baudRate;
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_serial.ReadTimeout = timeout;
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try
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{
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_serial.Open();
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_isPortOpen = true;
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}
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catch (SerialBaseException e)
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{
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Console.WriteLine(e);
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}
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}
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/// <summary>
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/// 串口发送
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/// </summary>
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/// <param name="data">Byte数据</param>
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public void Write(byte[] data)
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{
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try
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{
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if (Me.IsPortOpen)
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{
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_serial.Write(data);
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}
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}
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catch (SerialBaseException e)
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{
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_onWriteError?.Invoke();
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Console.WriteLine(e);
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}
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}
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/// <summary>
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/// 读取串口
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/// </summary>
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/// <returns>Byte数组</returns>
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public byte[] Read()
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{
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try
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{
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return _serial.Read();
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}
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catch (SerialBaseException e)
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{
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Console.WriteLine("My Line:" + e);
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return Array.Empty<byte>();
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}
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}
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public bool TryRead(out byte[] data)
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{
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if (_isPortOpen)
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{
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try
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{
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data = _serial.Read();
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return true;
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}
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catch (Exception e)
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{
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Console.WriteLine(e);
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}
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}
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data = Array.Empty<byte>();
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return false;
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}
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/// <summary>
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/// 关闭串口
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/// </summary>
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public void Close()
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{
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try
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{
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_isPortOpen = false;
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_serial.Close();
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}
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catch (SerialBaseException e)
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{
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Console.WriteLine(e);
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}
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}
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} |