private static Tsap GetDestinationTsap(CpuType cpuType, int?rack, int?slot)
{
switch (cpuType)
{
case CpuType.S7_200:
return(new Tsap(0x10, 0x00));
case CpuType.S7_300:
case CpuType.S7_400:
case CpuType.S7_1200:
case CpuType.S7_1500:
if (rack == null)
{
Sally7CommunicationSetupException.ThrowDestinationRackIsNull(cpuType, rack);
}
if (slot == null)
{
Sally7CommunicationSetupException.ThrowDestinationSlotIsNull(cpuType, slot);
}
return(new Tsap(0x03, (byte)((rack.GetValueOrDefault() << 5) | slot.GetValueOrDefault())));
default:
Sally7CommunicationSetupException.ThrowCpuTypeNotSupported(cpuType);
return(default); // to make the compiler happy
}
}
private static Tsap GetSourceTsap(CpuType cpuType)
{
switch (cpuType)
{
case CpuType.S7_200:
return(new Tsap(0x10, 0x00));
case CpuType.S7_300:
case CpuType.S7_400:
case CpuType.S7_1200:
return(new Tsap(0x01, 0x00));
case CpuType.S7_1500:
return(new Tsap(0x10, 0x02));
default:
Sally7CommunicationSetupException.ThrowCpuTypeNotSupported(cpuType);
return(default); // to make the compiler happy
}
}
