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https://gitee.com/iioter/iotgateway.git
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完善modbus协议连读
This commit is contained in:
iioter
parent
78c1314627
commit
caf348a38b
@ -226,6 +226,8 @@ namespace PLC.ModBusMaster
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/// 批量读后缓存
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/// </summary>
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private Dictionary<string, object> _cache = new();
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private Dictionary<string, string> _cacheType = new();
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private Dictionary<string, ushort> _cacheStart = new();
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[Method("多地址读取", description: "多地址读取缓存")]
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public DriverReturnValueModel ReadMultiple(DriverAddressIoArgModel ioArg)
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{
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@ -240,6 +242,7 @@ namespace PLC.ModBusMaster
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var startAddress = ushort.Parse(args[1]);//开始地址
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var length = ushort.Parse(args[2]);//读取字数
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var cacheKey = args[3];//缓存字典名
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_cacheStart[cacheKey] = startAddress;
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try
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{
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@ -248,31 +251,36 @@ namespace PLC.ModBusMaster
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case "1":
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var coils = _master.ReadCoils(slaveId, startAddress, length);
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_cache[cacheKey] = coils;
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_cacheType[cacheKey] = "bool";
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break;
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case "2":
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var inputs = _master.ReadInputs(slaveId, startAddress, length);
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_cache[cacheKey] = inputs;
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_cacheType[cacheKey] = "bool";
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break;
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case "3":
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var holdingRs = _master.ReadHoldingRegisters(slaveId, startAddress, length);
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_cache[cacheKey] = holdingRs;
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_cacheType[cacheKey] = "ushort";
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break;
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case "4":
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var inputRs = _master.ReadInputRegisters(slaveId, startAddress, length);
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_cache[cacheKey] = inputRs;
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_cacheType[cacheKey] = "ushort";
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break;
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}
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return new DriverReturnValueModel()
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{
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StatusType = VaribaleStatusTypeEnum.Good,
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Value = Newtonsoft.Json.JsonConvert.SerializeObject(_cache[cacheKey])
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Value = _cache[cacheKey]
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};
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, $"Device:[{_device}],ReadMultiple(),Error");
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_cache[cacheKey] = null;
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_cacheStart[cacheKey] = 0;
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return new DriverReturnValueModel()
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{
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StatusType = VaribaleStatusTypeEnum.Bad
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@ -298,57 +306,115 @@ namespace PLC.ModBusMaster
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{
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var args = ioArg.Address.Split(',');
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cacheName = args[0];
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startIndex = int.Parse(args[1]);
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startIndex = ushort.Parse(args[1]) - _cacheStart[cacheName];
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}
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else
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{
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startIndex = int.Parse(ioArg.Address);
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startIndex = ushort.Parse(ioArg.Address) - _cacheStart[cacheName];
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}
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if (_cache.ContainsKey(cacheName) && _cache[cacheName] != null)
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{
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var cacheBuffers = (ushort[])_cache[cacheName];
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var rawBuffers = cacheBuffers.Skip(startIndex).Take(cacheBuffers.Length - startIndex).ToArray();
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var retBuffers = ChangeBuffersOrder(rawBuffers, ioArg.EndianType);
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if (ioArg.ValueType == DataTypeEnum.AsciiString)
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retBuffers = rawBuffers;
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if (ioArg.ValueType.ToString().Contains("Uint16"))
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ret.Value = retBuffers[0];
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else if (ioArg.ValueType.ToString().Contains("Int16"))
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ret.Value = (short)retBuffers[0];
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else if (ioArg.ValueType.ToString().Contains("Bcd16"))
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ret.Value = ModBusDataConvert.GetBCD(GetBytes(retBuffers));
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else if (ioArg.ValueType.ToString().Contains("Uint32"))
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ret.Value = (uint)(retBuffers[0] << 16) + retBuffers[1];
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else if (ioArg.ValueType.ToString().Contains("Int32"))
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ret.Value = (retBuffers[0] << 16) + retBuffers[1];
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else if (ioArg.ValueType.ToString().Contains("Bcd32"))
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if (_cacheType[cacheName] == "ushort")
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{
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var newBuffers = new ushort[2] { retBuffers[1], retBuffers[0] };
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ret.Value = ModBusDataConvert.GetBCD(GetBytes(newBuffers));
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}
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else if (ioArg.ValueType.ToString().Contains("Float"))
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{
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var bytes = new[]
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var cacheBuffers = (ushort[])_cache[cacheName];
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var wordLen = GetModbusReadCount(0, ioArg.ValueType);
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var rawBuffers = cacheBuffers.Skip(startIndex).Take(wordLen).ToArray();
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var retBuffers = ChangeBuffersOrder(rawBuffers, ioArg.EndianType);
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if (ioArg.ValueType == DataTypeEnum.AsciiString)
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retBuffers = rawBuffers;
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ret.StatusType = VaribaleStatusTypeEnum.Good;
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if (ioArg.ValueType == DataTypeEnum.Uint16)
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ret.Value = retBuffers[0];
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else if (ioArg.ValueType == DataTypeEnum.Int16)
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ret.Value = (short)retBuffers[0];
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else if (ioArg.ValueType == DataTypeEnum.Bcd16)
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ret.Value = ModBusDataConvert.GetBCD(GetBytes(retBuffers));
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else if (ioArg.ValueType == DataTypeEnum.Uint32)
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ret.Value = (uint)(retBuffers[0] << 16) + retBuffers[1];
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else if (ioArg.ValueType == DataTypeEnum.Int32)
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ret.Value = (retBuffers[0] << 16) + retBuffers[1];
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else if (ioArg.ValueType == DataTypeEnum.Bcd32)
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{
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var newBuffers = new ushort[2] { retBuffers[1], retBuffers[0] };
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ret.Value = ModBusDataConvert.GetBCD(GetBytes(newBuffers));
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}
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else if (ioArg.ValueType == DataTypeEnum.Float)
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{
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var bytes = new[]
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{
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(byte)(retBuffers[1] & 0xff), (byte)((retBuffers[1] >> 8) & 0xff),
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(byte)(retBuffers[0] & 0xff), (byte)((retBuffers[0] >> 8) & 0xff)
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};
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ret.Value = BitConverter.ToSingle(bytes, 0);
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ret.Value = BitConverter.ToSingle(bytes, 0);
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}
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else if (ioArg.ValueType == DataTypeEnum.Uint64)
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{
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var bytes = new[]
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{
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(byte)(retBuffers[0] & 0xff), (byte)((retBuffers[0] >> 8) & 0xff),
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(byte)(retBuffers[1] & 0xff), (byte)((retBuffers[1] >> 8) & 0xff),
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(byte)(retBuffers[2] & 0xff), (byte)((retBuffers[2] >> 8) & 0xff),
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(byte)(retBuffers[3] & 0xff), (byte)((retBuffers[3] >> 8) & 0xff)
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};
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ret.Value = BitConverter.ToUInt64(bytes, 0);
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}
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else if (ioArg.ValueType == DataTypeEnum.Int64)
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{
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var bytes = new[]
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{
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(byte)(retBuffers[0] & 0xff), (byte)((retBuffers[0] >> 8) & 0xff),
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(byte)(retBuffers[1] & 0xff), (byte)((retBuffers[1] >> 8) & 0xff),
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(byte)(retBuffers[2] & 0xff), (byte)((retBuffers[2] >> 8) & 0xff),
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(byte)(retBuffers[3] & 0xff), (byte)((retBuffers[3] >> 8) & 0xff)
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};
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ret.Value = BitConverter.ToInt64(bytes, 0);
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}
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else if (ioArg.ValueType == DataTypeEnum.Double)
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{
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var bytes = new[]
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{
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(byte)(retBuffers[0] & 0xff), (byte)((retBuffers[0] >> 8) & 0xff),
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(byte)(retBuffers[1] & 0xff), (byte)((retBuffers[1] >> 8) & 0xff),
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(byte)(retBuffers[2] & 0xff), (byte)((retBuffers[2] >> 8) & 0xff),
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(byte)(retBuffers[3] & 0xff), (byte)((retBuffers[3] >> 8) & 0xff)
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};
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ret.Value = BitConverter.ToDouble(bytes, 0);
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}
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else if (ioArg.ValueType == DataTypeEnum.AsciiString)
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{
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var str = Encoding.ASCII.GetString(GetBytes(retBuffers).Where(x => x is >= 32 and <= 126).ToArray());
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if (str.Contains('\0'))
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str = str.Split('\0')[0];
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ret.Value = str;
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}
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else
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{
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ret.StatusType = VaribaleStatusTypeEnum.UnKnow;
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ret.Message = "类型未定义";
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_logger.LogError($"Device:[{_device}],[{ioArg.ValueType}]类型未定义");
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}
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}
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else if (ioArg.ValueType.ToString().Contains("AsciiString"))
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else if (_cacheType[cacheName] == "bool")
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{
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var str = Encoding.ASCII.GetString(GetBytes(retBuffers).ToArray());
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if (str.Contains('\0'))
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str = str.Split('\0')[0];
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ret.Value = str;
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ret.StatusType = VaribaleStatusTypeEnum.Good;
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var cacheBuffers = (bool[])_cache[cacheName];
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var boolValue = cacheBuffers.Skip(startIndex).ToArray()[0];
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if (ioArg.ValueType == DataTypeEnum.Bool)
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ret.Value = boolValue;
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else
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{
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ret.Value = boolValue ? 1 : 0;
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}
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}
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ret.StatusType = VaribaleStatusTypeEnum.Good;
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}
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else
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{
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@ -628,22 +694,22 @@ namespace PLC.ModBusMaster
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if (ioArg.ValueType == DataTypeEnum.AsciiString)
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retBuffers = rawBuffers;
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if (ioArg.ValueType.ToString().Contains("Uint16"))
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if (ioArg.ValueType == DataTypeEnum.Uint16)
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ret.Value = retBuffers[0];
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else if (ioArg.ValueType.ToString().Contains("Int16"))
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else if (ioArg.ValueType == DataTypeEnum.Int16)
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ret.Value = (short)retBuffers[0];
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else if (ioArg.ValueType.ToString().Contains("Bcd16"))
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else if (ioArg.ValueType == DataTypeEnum.Bcd16)
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ret.Value = ModBusDataConvert.GetBCD(GetBytes(retBuffers));
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else if (ioArg.ValueType.ToString().Contains("Uint32"))
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else if (ioArg.ValueType == DataTypeEnum.Uint32)
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ret.Value = (uint)(retBuffers[0] << 16) + retBuffers[1];
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else if (ioArg.ValueType.ToString().Contains("Int32"))
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else if (ioArg.ValueType == DataTypeEnum.Int32)
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ret.Value = (retBuffers[0] << 16) + retBuffers[1];
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else if (ioArg.ValueType.ToString().Contains("Bcd32"))
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else if (ioArg.ValueType == DataTypeEnum.Bcd32)
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{
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var newBuffers = new ushort[2] { retBuffers[1], retBuffers[0] };
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ret.Value = ModBusDataConvert.GetBCD(GetBytes(newBuffers));
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}
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else if (ioArg.ValueType.ToString().Contains("Float"))
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else if (ioArg.ValueType == DataTypeEnum.Float)
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{
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var bytes = new[]
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{
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@ -652,24 +718,52 @@ namespace PLC.ModBusMaster
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};
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ret.Value = BitConverter.ToSingle(bytes, 0);
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}
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else if (ioArg.ValueType.ToString().Contains("Double"))
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else if (ioArg.ValueType == DataTypeEnum.Uint64)
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{
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var bytes = new[]
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{
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(byte)(retBuffers[0] & 0xff), (byte)((retBuffers[0] >> 8) & 0xff),
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(byte)(retBuffers[1] & 0xff), (byte)((retBuffers[1] >> 8) & 0xff),
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(byte)(retBuffers[3] & 0xff), (byte)((retBuffers[3] >> 8) & 0xff),
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(byte)(retBuffers[2] & 0xff), (byte)((retBuffers[2] >> 8) & 0xff),
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(byte)(retBuffers[3] & 0xff), (byte)((retBuffers[3] >> 8) & 0xff)
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(byte)(retBuffers[1] & 0xff), (byte)((retBuffers[1] >> 8) & 0xff),
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(byte)(retBuffers[0] & 0xff), (byte)((retBuffers[0] >> 8) & 0xff)
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};
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ret.Value = BitConverter.ToUInt64(bytes, 0);
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}
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else if (ioArg.ValueType == DataTypeEnum.Int64)
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{
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var bytes = new[]
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{
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(byte)(retBuffers[3] & 0xff), (byte)((retBuffers[3] >> 8) & 0xff),
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(byte)(retBuffers[2] & 0xff), (byte)((retBuffers[2] >> 8) & 0xff),
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(byte)(retBuffers[1] & 0xff), (byte)((retBuffers[1] >> 8) & 0xff),
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(byte)(retBuffers[0] & 0xff), (byte)((retBuffers[0] >> 8) & 0xff)
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};
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ret.Value = BitConverter.ToInt64(bytes, 0);
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}
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else if (ioArg.ValueType == DataTypeEnum.Double)
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{
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var bytes = new[]
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{
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(byte)(retBuffers[3] & 0xff), (byte)((retBuffers[3] >> 8) & 0xff),
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(byte)(retBuffers[2] & 0xff), (byte)((retBuffers[2] >> 8) & 0xff),
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(byte)(retBuffers[1] & 0xff), (byte)((retBuffers[1] >> 8) & 0xff),
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(byte)(retBuffers[0] & 0xff), (byte)((retBuffers[0] >> 8) & 0xff)
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};
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ret.Value = BitConverter.ToDouble(bytes, 0);
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}
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else if (ioArg.ValueType.ToString().Contains("AsciiString"))
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else if (ioArg.ValueType == DataTypeEnum.AsciiString)
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{
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var str = Encoding.ASCII.GetString(GetBytes(retBuffers).ToArray());
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var str = Encoding.ASCII.GetString(GetBytes(retBuffers).Where(x => x is >= 32 and <= 126).ToArray());
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if (str.Contains('\0'))
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str = str.Split('\0')[0];
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ret.Value = str;
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}
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else
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{
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ret.StatusType = VaribaleStatusTypeEnum.UnKnow;
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ret.Message = "类型未定义";
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_logger.LogError($"Device:[{_device}],[{ioArg.ValueType}]类型未定义");
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}
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}
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catch (Exception ex)
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{
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@ -679,6 +773,7 @@ namespace PLC.ModBusMaster
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}
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}
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return ret;
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}
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