Dim MyValues() As String = ModbusRTUCom1.Read("3029", 2)
gives
"Illegal Function"
Dim MyValues() As String = ModbusRTUCom1.Read("43029", 2)
gives
"Illegal Data Address"
Dim MyValues() As String = ModbusRTUCom1.Read("3:3029", 2)
gives
"Illegal Data Address"
Dim MyValues() As String = ModbusRTUCom1.Read("3:43029", 2)
gives
"Illegal Data Address"