public int WriteToggle(plcTag tag)
{
byte[] _tempBuffer = new byte[4];
int result = -99;
lock (PLCInterface.TimerLock)
{
if (Client.Connected())
{
if (tag.VType == varType.BOOL)
{
if (tag.DType == dataType.DB)
{
result = Client.DBRead(tag.DbNumber, tag.Offset.ByteOffset, 2, _tempBuffer);
S7.SetBitAt(ref _tempBuffer, 0, tag.Offset.BitOffset, !S7.GetBitAt(_tempBuffer, 0, tag.Offset.BitOffset));
result += Client.DBWrite(tag.DbNumber, tag.Offset.ByteOffset, 2, _tempBuffer);
}
if (tag.DType == dataType.Q)
{
result = Client.ABRead(tag.Offset.ByteOffset, 2, _tempBuffer);
S7.SetBitAt(ref _tempBuffer, 0, tag.Offset.BitOffset, !S7.GetBitAt(_tempBuffer, 0, tag.Offset.BitOffset));
result += Client.ABWrite(tag.Offset.ByteOffset, 2, _tempBuffer);
}
}
}
try
{
if (result != 0)
{
throw new System.InvalidOperationException("write error");
}
}
catch { }
finally
{
}
}
return(result);
}
public int WriteTag(plcTag tag, object value)
{
byte[] _tempBuffer = new byte[4];
int result = -99;
lock (PLCInterface.TimerLock)
{
if (Client.Connected())
{
switch (tag.VType)
{
case varType.BOOL:
result = Client.DBRead(tag.DbNumber, tag.Offset.ByteOffset, 2, _tempBuffer);
S7.SetBitAt(ref _tempBuffer, 0, tag.Offset.BitOffset, (bool)value);
result += Client.DBWrite(tag.DbNumber, tag.Offset.ByteOffset, 2, _tempBuffer);
break;
case varType.BYTE:
result = Client.DBRead(tag.DbNumber, tag.Offset.ByteOffset, 2, _tempBuffer);
S7.SetByteAt(_tempBuffer, 0, (byte)value);
result += Client.DBWrite(tag.DbNumber, tag.Offset.ByteOffset, 2, _tempBuffer);
break;
case varType.WORD:
result = Client.DBRead(tag.DbNumber, tag.Offset.ByteOffset, 2, _tempBuffer);
S7.SetWordAt(_tempBuffer, 0, (ushort)value);
result += Client.DBWrite(tag.DbNumber, tag.Offset.ByteOffset, 2, _tempBuffer);
break;
case varType.DWORD:
result = Client.DBRead(tag.DbNumber, tag.Offset.ByteOffset, 4, _tempBuffer);
S7.SetDWordAt(_tempBuffer, 0, (uint)value);
result += Client.DBWrite(tag.DbNumber, tag.Offset.ByteOffset, 4, _tempBuffer);
break;
case varType.INT:
result = Client.DBRead(tag.DbNumber, tag.Offset.ByteOffset, 2, _tempBuffer);
S7.SetIntAt(_tempBuffer, 0, (short)value);
result += Client.DBWrite(tag.DbNumber, tag.Offset.ByteOffset, 2, _tempBuffer);
break;
case varType.DINT:
result = Client.DBRead(tag.DbNumber, tag.Offset.ByteOffset, 4, _tempBuffer);
S7.SetDIntAt(_tempBuffer, 0, (int)value);
result += Client.DBWrite(tag.DbNumber, tag.Offset.ByteOffset, 4, _tempBuffer);
break;
case varType.REAL:
result = Client.DBRead(tag.DbNumber, tag.Offset.ByteOffset, 4, _tempBuffer);
S7.SetRealAt(_tempBuffer, 0, (float)value);
result += Client.DBWrite(tag.DbNumber, tag.Offset.ByteOffset, 4, _tempBuffer);
break;
}
}
try
{
if (result != 0)
{
throw new System.InvalidOperationException("write error");
}
}
catch { }
finally
{
}
}
return(result);
}
