public byte[] write(S7Client aClient)
{
mNeedWrite = false;
byte[] lBuffer = getValueForPLC();
int lResult = aClient.WriteArea((int)mMemoryType, mDB, mStart, mLength, (int)mDataType, lBuffer);
if (lResult != 0)
{
mConnection.reportError(Description + " " + aClient.ErrorText(lResult));
return null;
}
else
{
return lBuffer;
}
}
public void read(S7Client aClient)
{
if (mNeedWrite != true)
{
byte[] lBuff = new byte[mBufferLength];
int lResult = aClient.ReadArea((int)mMemoryType, mDB, mStart, mLength, (int)mDataType, lBuff);
if (lResult == 0)
{
setValueFromPLC(lBuff);
}
else
{
mConnection.reportError(Description + " " + aClient.ErrorText(lResult));
}
}
}