connect()

Posted by On 02 / 19 / 2019 0 Comment

Description

Establishes a connection between this gateway and a ModbusMasterNode object, which corresponds to a channel and node number.

Syntax

gateway.connect(node)

Parameters

gateway: ModbusGateway object.

node: ModbusMasterNode object, which corresponds to a channel and node number.

Return

bool: If successful, return true, otherwise return false

Example

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#include <Modbus86.h>

#include <Ethernet.h>

 

ModbusMaster bus;

ModbusMasterNode node1;

ModbusMasterNode node2;

 

ModbusGateway gateway;

 

void setup()

{

    Ethernet.begin();

    Serial485.begin(115200);

 

    gateway.begin(MODBUS_TCP);

 

    bus.begin(MODBUS_RTU, Serial485);

     

    node1.attach(11, bus);

    node2.attach(12, bus);

     

    gateway.connect(node1);

    gateway.connect(node2);

}

 

void loop()

{

    gateway.poll();

}

See Also

begin()
ModbusMasterNode

Library Reference Main Page

The text of the 86Duino reference material follows the Creative Commons Attribution-Share Alike 3.0 License. The code examples in the reference material have been released into the public domain.