CNAS/CNAS_SerialPort/SerialPortDataReceive.cs

using CnasSynchronousCommon;
using System;
using System.Collections.Generic;
using System.IO.Ports;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace CNAS_SerialPort
{
    public class SerialPortDataReceive
    {
        public static string ReceivePortData(Control thisControl, SerialPort sPortBalance,List<string> lstReadTxt)
        {
            string strReceiveData = "";
            //读取缓冲区三次数据，类似{N    +} {0.0000}{  g},这里只要第二部分的内容
            try
            {
                //读取数据
                thisControl.Invoke((EventHandler)(delegate
                {
                    string strReadTxt = sPortBalance.ReadExisting();
                    if (strReadTxt.StartsWith("N"))
                    {
                        lstReadTxt.Clear();
                    }
                    lstReadTxt.Add(strReadTxt);
                    if (lstReadTxt.Count == 3)
                    {
                        strReceiveData = lstReadTxt[1];
                    }
                }
                )
                );
            }
            catch (Exception ex)
            {
                AppLog.Error($"接收数据失败:{ex.Message}");
                throw ex;
            }
            return strReceiveData;
        }
    }
}