78 lines
2.3 KiB
C#
78 lines
2.3 KiB
C#
using System.Collections.Generic;
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using System.IO.Ports;
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using System.Linq;
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using System.Text;
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using Aitex.Core.RT.Log;
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using MECF.Framework.Common.Communications;
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namespace MECF.Framework.RT.EquipmentLibrary.HardwareUnits.Pumps.SkyPump
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{
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public class SkyPumpMessage : AsciiMessage
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{
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public string Data { get; set; }
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public string Address { get; set; }
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}
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public class SkyPumpConnection : SerialPortConnectionBase
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{
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private static string _endLine = "\r\n";
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private string _cachedBuffer = string.Empty;
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public SkyPumpConnection(string portName, int baudRate = 9600, int dataBits = 8, Parity parity = Parity.None, StopBits stopBits = StopBits.One)
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: base(portName, baudRate, dataBits, parity, stopBits, _endLine, true)
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{
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}
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public override bool SendMessage(string message)
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{
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return base.SendMessage(message);
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}
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protected override MessageBase ParseResponse(string rawText)
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{
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SkyPumpMessage msg = new SkyPumpMessage();
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msg.RawMessage = rawText;
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if (rawText.Length <= 0)
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{
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LOG.Error($"empty response,");
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msg.IsFormatError = true;
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return msg;
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}
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if (rawText.Length <= 4)
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{
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LOG.Error($"too short response,");
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msg.IsFormatError = true;
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return msg;
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}
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rawText = rawText.Substring(1, rawText.Length - 4);//remove start char and end char
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msg.Address = rawText.Substring(0,2);
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msg.Data = rawText.Substring(2);
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msg.IsResponse = true;
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msg.IsAck = true;
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return msg;
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}
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private bool CheckSum(string responseContent)
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{
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string responseSum = responseContent.Substring(responseContent.Length - 2);
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string checkContent = responseContent.Substring(0, responseContent.Length - 2);
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var charArray = checkContent.ToArray();
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int sum = charArray.Sum(chr => (int)chr);
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string sSum = sum.ToString("X");
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if (sSum.Length < 2)
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sSum = "0" + sSum;
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else
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sSum = sSum.Substring(sSum.Length - 2);
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return responseSum == sSum;
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}
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}
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}
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