Documentation

FieldTalk Modbus Master Library for .NET

MbusIpClientBaseopenProtocol Method (String)

Connects to a TCP slave.

Namespace: FieldTalk.Modbus.Master
Assembly: FieldTalk.Modbus.Master (in FieldTalk.Modbus.Master.dll) Version: 2.15.2-eval+3d8362b4bb861c05760d48b11d303e954bb8597c

Syntax

C++

Copy

public int openProtocol(
	string hostName
)

Public Function openProtocol ( 
	hostName As String
) As Integer

public:
int openProtocol(
	String^ hostName
)

Parameters

hostName: Type: SystemString
String with IP address or host name (eg "127.0.0.1")

Return Value

Type: Int32
BusProtocolErrors.FTALK_SUCCESS on success or error code. See BusProtocolErrors for possible error codes.

Remarks

This function establishes a logical network connection between master and slave. After a connection has been established data and control functions can be used. A TCP/IP connection should be closed if it is no longer needed.

Reference

MbusIpClientBase Class

openProtocol Overload

FieldTalk.Modbus.Master Namespace

FieldTalk Modbus Master Library for .NET
Library version 2.15.2

MbusIpClientBaseAddLanguageSpecificTextSet("LST240485D9_0?cpp=::|nu=.");openProtocol Method (String)

Parameters

Return Value

Reference

MbusIpClientBaseopenProtocol Method (String)