FieldTalk Modbus Master Library for .NET
MbusUdpMasterProtocolsetPort Method |
Sets the TCP port number of the Modbus slave device.
Namespace: FieldTalk.Modbus.Master
Assembly: FieldTalk.Modbus.Master (in FieldTalk.Modbus.Master.dll) Version: 2.14.0-eval+fc7d3f12456d1103fd8171fc3bffe59150a224d7
SyntaxParameters
- portNo
- Type: SystemInt16
Port number to be used when opening the connection
Return Value
Type: Int32BusProtocolErrors.FTALK_SUCCESS on success or error code. See BusProtocolErrors for possible error codes.
Remarks
Usually the port number remains unchanged and defaults to
502 for Modbus/TCP and 1100 for RTU over TCP.
However if the port number has to be different this function must be
called before opening the connection with openProtocol().
 Note |
|---|
| A protocol must be closed in order to configure it. |
See Also