/// <summary>
/// PLCからのデータ取得
/// 大量のReadが発生しないように、上位概念において連続AddressをMergeして高速化を図ることにしているので、これ以外のReadMethosは現状未使用となっている
/// </summary>
/// <param name="unitAdr"></param>
/// <param name="acMem"></param>
/// <param name="readOffset"></param>
/// <param name="length"></param>
/// <param name="data"></param>
/// <returns></returns>
public CLK_ReturnCode Read(EventMemory memoryType, UInt32 readOffset, out UInt16[] data, UInt32 wordLength = 1)
{
CLK_ReturnCode result = CLK_ReturnCode.CLK_SUCCESS;
if (memoryType == EventMemory.DM && readOffset > ClkLibConstants.DataLinkEndAddressDM)
{
// DM で、DataLink対象外のMemoryは、FinsCommandで取得する。→送信＆受信待ちとなるので、取得時間が遅くなるけどね・・
var wordLengthWithHeader = wordLength + ClkLibConstants.FinsReceiveHeaderSizeAsWord;
data = new UInt16[wordLengthWithHeader];
result = (CLK_ReturnCode)ClkLib_ReadAsUInt16ByFinsAtDM(UnitAdr, readOffset, data, wordLength, ClkLibConstants.FinsReceiveCommandWaitTime);
data = data.Skip(ClkLibConstants.FinsReceiveHeaderSizeAsWord).ToArray();
SwapX2(data);
return(result);
}
else
{
data = new UInt16[wordLength];
result = (CLK_ReturnCode)ClkLib_ReadAsUInt16(UnitAdr, memoryType, readOffset, data, wordLength);
// DWORD 時、ここにSwapX2(data)いるかも。未検証。データが結局なかったので
}
if (result != CLK_ReturnCode.CLK_SUCCESS)
{
var sb = new StringBuilder("Read error ");
sb.Append(result).Append(":");
sb.Append(memoryType).Append(",");
sb.Append(readOffset).Append(",");
sb.Append(wordLength).Append(",");
data.ToList().ForEach(f => sb.Append(f));
Log.Error(sb.ToString());
}
return(result);
}
/// <summary>
///
/// </summary>
/// <param name="description"></param>
/// <param name="memoryType">CIO はBitのみ</param>
/// <param name="readOffset"></param>
/// <param name="accessSize">CIO はBit限定</param>
/// <param name="isEnable"></param>
/// <param name="bitPlace"></param>
public PlcMemoryInfo(string name, string description, EventMemory memoryType = EventMemory.DM, UInt32 readOffset = 0, AccessSize accessSize = AccessSize.WORD, BitPlace bitPlace = BitPlace.NOBIT, bool isEnable = true, Object constantValue = null) : this()
{
// 初期化
Name = name;
Description = description;
MemoryType = memoryType;
AccessSize = accessSize;
IsEnable = isEnable;
ReadOffset = readOffset;
BitPlace = bitPlace;
ConstantValue = constantValue;
}
// obsoleted
private UInt16 ReadAsUInt16(EventMemory memoryType, UInt32 readOffset)
{
UInt32 length = 1;
var data = new UInt16[length];
if (ClkLib_ReadAsUInt16(UnitAdr, memoryType, readOffset, data, length) == (int)CLK_ReturnCode.CLK_SUCCESS)
{
return(data[0]);
}
else
{
return(0); // エラー時は 0
}
}
/// <summary>
/// ビットの状態確認 obsoleted
/// ・WordAccessしてデータ取得して、対象Bitを確認する。
/// </summary>
/// <param name="memoryType"></param>
/// <param name="readOffset"></param>
/// <param name="bitPlace">OR条件での指定</param>
/// <returns></returns>
private bool HasFlags_OR(EventMemory memoryType, UInt32 readOffset, BitPlace bitPlace)
{
UInt32 length = 1;
var data = new UInt16[length];
if (ClkLib_ReadAsUInt16(UnitAdr, memoryType, readOffset, data, length) == (int)CLK_ReturnCode.CLK_SUCCESS)
{
return(((BitPlace)data[0] & bitPlace) != BitPlace.NOBIT);
}
else
{
return(false); // エラー時は 0
}
}
// obsoleted
private UInt32 ReadAsUInt32(EventMemory memoryType, UInt32 readOffset, AccessSize accessSize, BitPlace bitPlace = BitPlace.NOBIT)
{
switch (accessSize)
{
case AccessSize.BIT:
return((UInt16)(HasFlags_AND(memoryType, readOffset, bitPlace) ? 0 : 1));
case AccessSize.BYTE:
throw new NotImplementedException("Word Access Address しか無い場合、Byte指定はあり得ない。上位/下位のどちらかが取得不能なので");
case AccessSize.WORD:
return(ReadAsUInt16(memoryType, readOffset));
case AccessSize.DWORD:
return((UInt32)(ReadAsUInt16(memoryType, readOffset) << 16) + ReadAsUInt16(memoryType, (UInt32)readOffset + 1));
default:
return(UInt32.MinValue);
}
}
/// <summary>
/// WORD2SmallInt 未対応。obsoleted
/// </summary>
/// <param name="memoryType"></param>
/// <param name="readOffset"></param>
/// <param name="accessSize"></param>
/// <param name="bitPlace"></param>
/// <returns></returns>
private string ReadAsString(EventMemory memoryType, UInt32 readOffset, AccessSize accessSize, BitPlace bitPlace = BitPlace.NOBIT)
{
switch (accessSize)
{
case AccessSize.BIT:
return(HasFlags_AND(memoryType, readOffset, bitPlace).ToString());
case AccessSize.BYTE:
throw new NotImplementedException("Word Access Address しか無い場合、Byte指定はあり得ない。上位/下位のどちらかが取得不能なので");
case AccessSize.WORD:
return(ReadAsUInt16(memoryType, readOffset).ToString());
case AccessSize.DWORD:
return(ReadAsUInt16(memoryType, readOffset).ToString() + ReadAsUInt16(memoryType, readOffset + 1).ToString());
default:
return("illegal parameter");
}
}
public bool WithinValue(EventMemory memoryType, UInt32 readOffset)
{
return(MemoryType == memoryType && WithinValue(readOffset));
}
public PlcMemoryCache(EventMemory memoryType, UInt32 readOffset, UInt32 length)
{
MemoryType = memoryType;
ReadOffset = readOffset;
Length = length;
}
private static extern Int32 ClkLib_ReadAsUInt16(Int32 unitAdr, EventMemory memoryType, UInt32 readOffset,
[Out, MarshalAs(UnmanagedType.LPArray, ArraySubType = UnmanagedType.U2, SizeParamIndex = 4)] UInt16[] result, UInt32 length);
internal PlcMemoryInfoTrigger(Object triggerValue, TriggerTypes type, string name, string description, EventMemory memoryType = EventMemory.DM,
UInt32 readOffset = 0, AccessSize accessSize = AccessSize.WORD, BitPlace bitPlace = BitPlace.NOBIT,
bool isEnable = true, Object constantValue = null)
: base(name, description, memoryType, readOffset, accessSize, bitPlace, isEnable, constantValue)
{
TriggerValue = triggerValue;
TriggerType = type;
}