ModbusGateway.connect()

[Modbus]

Description

Create a link between this gateway and the ModbusMasterNode object, which will correspond to a channel and node number.

Syntax

gateway.connect(node)

Parameters

• gateway: ModbusGateway object.
• node: ModbusMasterNode object, the object will correspond to a channel and node number.

Returns

bool: Returns true if successful, false if not.

Example

#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

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The text of the 86Duino reference is a modification of the Arduino reference and is licensed under a Creative Commons Attribution-ShareAlike 3.0 License. Code samples in the reference are released into the public domain.