com.ghgande.j2mod.modbus.io

Class ModbusASCIITransport

java.lang.Object

com.ghgande.j2mod.modbus.io.AbstractModbusTransport

com.ghgande.j2mod.modbus.io.ModbusSerialTransport

com.ghgande.j2mod.modbus.io.ModbusASCIITransport

public class ModbusASCIITransport
extends ModbusSerialTransport

Class that implements the Modbus/ASCII transport flavor.

Version:

2.0 (March 2016)

Author:

Dieter Wimberger, John Charlton, Steve O'Hara (4NG)

Constructor Summary

Constructors

Constructor and Description
ModbusASCIITransport() Constructs a new MobusASCIITransport instance.

Method Summary

Modifier and Type	Method and Description
ModbusRequest	readRequestIn(AbstractModbusListener listener) The readRequest method listens continuously on the serial input stream for master request messages and replies if the request slave ID matches its own set in process image

Methods inherited from class com.ghgande.j2mod.modbus.io.ModbusSerialTransport

addListener, clearListeners, close, createTransaction, getCommPort, isEcho, notifyListenersDisconnected, readRequest, readResponse, removeListener, setCommPort, setEcho, setTimeout, writeRequest, writeResponse

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ModbusASCIITransport

public ModbusASCIITransport()

Constructs a new MobusASCIITransport instance.

Method Detail

readRequestIn

public ModbusRequest readRequestIn(AbstractModbusListener listener)
                            throws ModbusIOException

Description copied from class: ModbusSerialTransport

The readRequest method listens continuously on the serial input stream for master request messages and replies if the request slave ID matches its own set in process image

Parameters:

listener - Listener that received this request

Returns:

a ModbusRequest value

Throws:

ModbusIOException - if an error occurs