372 lines
12 KiB
C#
372 lines
12 KiB
C#
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using System;
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using System.Linq;
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using System.Xml;
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using Aitex.Core.RT.Device;
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using Aitex.Core.RT.IOCore;
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using Aitex.Core.RT.Log;
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using Aitex.Core.Util;
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using MECF.Framework.Common.IOCore;
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using MECF.Framework.Common.PLC;
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using MECF.Framework.RT.Core.IoProviders;
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namespace SicModules.Devices
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{
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public class SiemensIoProvider : IoProvider
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{
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private IAdsPlc _ads;
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private static object _locker = new object();
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private R_TRIG _trigConnected = new R_TRIG();
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protected override void SetParameter(XmlElement nodeParameter)
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{
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}
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private bool MonitorAdsConnection()
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{
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//if (_SiemensClient == null)
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//{
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// _SiemensClient = DEVICE.GetDevice<PMModule>(Module + "." + Module)?.Siemens;
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//}
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//if (_SiemensClient != null) return _SiemensClient.IsTrue;
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//return false;
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if (_ads == null)
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{
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_ads = DEVICE.GetOptionDevice($"{Module}.MainPLC", typeof(SicAds)) as IAdsPlc;
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}
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return _ads != null && _ads.CheckIsConnected();
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}
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//public bool IsCommunicationError
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//{
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// get { return _ads.IsCommunicationError; }
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//}
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protected override void Close()
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{
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}
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protected override void Open()
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{
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}
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protected override bool OnTimer()
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{
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_trigConnected.CLK = MonitorAdsConnection();
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if (!_trigConnected.M)
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return true;
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lock (_locker)
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{
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// PLC数据以32位二级制存储，软件读取的值与DINT相同
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// 如果是DINT类型数据，直接使用，无需转换；
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// 如果是REAL类型数据，先使用BitConverter.GetBytes获取有4个元素的字节数组，再使用BitConverter.ToSingle，得到float类型值；
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// 如果是DWORD类型数据，先使用BitConverter.GetBytes获取有4个元素的字节数组，再进行位运算，得到每位的值
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//int[] input = ReadInput();
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//Console.WriteLine(input[0]);
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//byte[] byteArr = BitConverter.GetBytes(input[0]);
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//float fValve = BitConverter.ToSingle(byteArr, 0);
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foreach (var blockIndex in DiVariables.Keys)
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{
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var ioVar = DiVariables[blockIndex];
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var diData = ReadDIn(ioVar.Name, (ushort)ioVar.Length);
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if (diData != null)
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{
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var diBuffer = ParseDI(blockIndex, diData);
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if (diBuffer != null)
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{
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_buffer.SetDiBuffer(_source, ioVar.Block.Index, diBuffer);
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}
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}
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}
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foreach (var blockIndex in DoVariables.Keys)
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{
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var ioVar = DoVariables[blockIndex];
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var doData = ReadDOut(ioVar.Name, (ushort)ioVar.Length);
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if (doData != null)
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{
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var doBuffer = ParseDO(blockIndex, doData);
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if (doBuffer != null)
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{
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_buffer.SetDoBuffer(_source, ioVar.Block.Index, doBuffer);
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}
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}
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}
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foreach (var blockIndex in AiVariables.Keys)
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{
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var ioVar = AiVariables[blockIndex];
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var aiData = ReadAIn(ioVar.Name, (ushort)ioVar.Length);
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if (aiData != null)
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{
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var aiBuffer = ParseAI(blockIndex, aiData);
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if (aiBuffer != null)
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{
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_buffer.SetAiBuffer(_source, ioVar.Block.Index, aiBuffer);
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}
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}
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}
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foreach (var blockIndex in AoVariables.Keys)
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{
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var ioVar = AoVariables[blockIndex];
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var aoData = ReadAOut(ioVar.Name, (ushort)ioVar.Length);
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if (aoData != null)
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{
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var aoBuffer = ParseAO(blockIndex, aoData);
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if (aoBuffer != null)
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{
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_buffer.SetAoBuffer(_source, ioVar.Block.Index, aoBuffer);
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}
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}
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}
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}
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return true;
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}
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private bool CommunicationError()
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{
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//_buffer.SetDiBuffer(_source, 0, new bool[1000]);
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//_buffer.SetDoBuffer(_source, 0, new bool[1000]);
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//_buffer.SetAiBufferFloat(_source, 0, new float[500]);
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//_buffer.SetAoBufferFloat(_source, 0, new float[500]);
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return true;
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}
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protected byte[] ReadDIn(string variable, ushort len)
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{
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if (!_trigConnected.M)
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return null;
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if (_ads.BulkReadRenderResult(variable, len, out var data))
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return data;
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return null;
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}
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private byte[] ReadDOut(string variable, ushort len)
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{
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if (!_trigConnected.M)
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return null;
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if (_ads.BulkReadRenderResult(variable, len, out var data))
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return (byte[])data;
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return null;
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}
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protected byte[] ReadAIn(string variable, ushort len)
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{
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if (!_trigConnected.M)
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return null;
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if (_ads.BulkReadRenderResult(variable, len, out var data))
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return data;
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return null;
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}
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private byte[] ReadAOut(string variable, ushort len)
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{
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if (!_trigConnected.M)
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return null;
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if (_ads.BulkReadRenderResult(variable, len, out var data))
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return (byte[])data;
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return null;
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}
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private bool[] ParseDI(int blockIndex, byte[] inputValue)
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{
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var diList = Singleton<IoManager>.Instance.GetDIList($"{Module}.io").Where(x => x.BlockIndex == blockIndex);
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var result = new bool[1000];
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foreach (var diAccessor in diList)
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{
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var addr = diAccessor.Addr;
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var index = int.Parse(addr);
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var Offset = index % 8;
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var val = index % 8 == 0 ? index / 8 : (index - index % 8) / 8;
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result[diAccessor.BlockOffset] = ((inputValue[val] >> Offset) & 0x1) == 1;
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}
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return result;
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}
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private bool[] ParseDO(int blockIndex, byte[] outputValue)
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{
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//Addr="OUTPUT[0].4"
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var doList = Singleton<IoManager>.Instance.GetDOList($"{Module}.io").Where(x => x.BlockIndex == blockIndex);
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var cache = new bool[1000];
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foreach (var doAccessor in doList)
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{
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var addr = doAccessor.Addr;
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var index = int.Parse(addr);
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var whichBit = index % 8;
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var whichByte = index % 8 == 0 ? index / 8 : (index - index % 8) / 8;
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cache[doAccessor.BlockOffset] = ((outputValue[whichByte] >> whichBit) & 0x1) == 1;
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}
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return cache;
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}
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private float[] ParseAI(int blockIndex, byte[] inputValue)
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{
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var aiList = Singleton<IoManager>.Instance.GetAIList($"{Module}.io").Where(x => x.BlockIndex == blockIndex);
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var result = new float[500];
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foreach (var aiAccessor in aiList)
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{
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var addr = aiAccessor.Addr;
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var index = int.Parse(addr);
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var valve = BitConverter.ToSingle(new byte[] { inputValue[index * 4 + 3], inputValue[index * 4 + 2], inputValue[index * 4 + 1], inputValue[index * 4] }, 0);
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result[aiAccessor.BlockOffset] = valve;
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}
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return result;
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}
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private float[] ParseAO(int blockIndex, byte[] outputValue)
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{
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//Addr="OUTPUT[30]"
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var aoList = Singleton<IoManager>.Instance.GetAOList($"{Module}.io").Where(x => x.BlockIndex == blockIndex);
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var result = new float[500];
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foreach (var aoAccessor in aoList)
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{
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var addr = aoAccessor.Addr;
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var index = int.Parse(addr);
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var valve = BitConverter.ToSingle(new[]
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{
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outputValue[index * 4 + 3],
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outputValue[index * 4 + 2],
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outputValue[index * 4 + 1],
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outputValue[index * 4]
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},
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0);
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result[aoAccessor.BlockOffset] = valve;
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}
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return result;
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}
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protected override short[] ReadAi(int offset, int size)
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{
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throw new NotImplementedException();
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}
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protected override bool[] ReadDi(int offset, int size)
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{
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throw new NotImplementedException();
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}
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protected override void WriteAo(int offset, short[] buffer)
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{
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throw new NotImplementedException();
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}
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protected override void ReadDo(int offset, bool[] buffer)
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{
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throw new NotImplementedException();
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}
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protected override short[] ReadAo(int offset, int size)
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{
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throw new NotImplementedException();
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}
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protected override void WriteDo(int offset, bool[] buffer)
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{
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throw new NotImplementedException();
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}
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public override bool SetValue(AOAccessor aoItem, float value)
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{
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if (!_trigConnected.M)
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return false;
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var ioVar = AoVariables[aoItem.BlockIndex];
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//// 获取下标，转换成16进制 IEEE 754浮点数，然后整个写下去
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var addr = aoItem.Addr;
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var index = int.Parse(addr);
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var address = ioVar.Name.Substring(0, 9) + (int.Parse(ioVar.Name.Substring(9, 3)) + index * 4);
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var data = new byte[4];
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if (index <= 48)
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{
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data = BitConverter.GetBytes(value);
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}
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else if (index >= 49)
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{
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data = BitConverter.GetBytes((int)value);
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}
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Array.Reverse(data);
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return _ads.BulkWriteByteRenderResult(address, data);
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}
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public override bool SetValue(DOAccessor doItem, bool value)
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{
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if (!_trigConnected.M)
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{
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return false;
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}
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if (!IO.CanSetDO(doItem.Name, value, out var reason))
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{
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LOG.Write(reason);
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return false;
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}
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lock (_locker)
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{
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var ioVar = DoVariables[doItem.BlockIndex];
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////获取单个DWORD数据，修改其中一位，然后整个Byte写下去
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var addr = doItem.Addr;
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var add = int.Parse(addr);
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var indexByte = add % 8;
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var index = add % 8 == 0 ? add / 8 : (add - add % 8) / 8;
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var val = 1 << indexByte;
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var output = ReadDOut(ioVar.Name, (ushort)ioVar.Length);
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if (output == null)
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{
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LOG.Write("ReadDOut = null , in SetValue()");
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return false;
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}
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output[index] = value
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? Convert.ToByte(Convert.ToUInt16(output[index]) | val)
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: Convert.ToByte((Convert.ToUInt16(output[index]) & ~val));
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var stringSeparators = new string[] { "DBB" };
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var result = ioVar.Name.Split(stringSeparators, StringSplitOptions.None);
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int.TryParse(result[1], out var startIndex);
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var finalIndex = startIndex + index;
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var address = $"{result[0]}DBB{finalIndex}";
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var data = new byte[] { output[index] };
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return _ads.BulkWriteByteRenderResult(address, data);
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}
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}
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}
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}
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