Modbus

Communication using Modbus protocol

Modbus® is a request-response protocol implemented using client/server architecture that facilitates communication between Arduino® hardware and peripheral devices.

Blocks

Modbus RS485 Client ReadClient device reads data from server device register(s) over RS485 network (Since R2020b)
Modbus RS485 Client WriteClient device writes data to server device register(s) over RS485 network (Since R2020b)
Modbus RS485 Server ReadServer device reads data from the server device register over RS485 network (Since R2020b)
Modbus RS485 Server WriteServer device writes data to server device register over RS485 network (Since R2020b)

Model Settings

Model Configuration Parameters for Simulink Support Package for Arduino Hardware

Featured Examples

MODBUS RS485 Communication Between Client and Server Using Arduino Board

MODBUS RS485 Communication Between Client and Server Using Arduino Board

Use the Simulink® Support Package for Arduino® Hardware to implement a MODBUS® RS485 asynchronous, serial communication between MODBUS client and server. It also shows the four modes of operation: Client Read, Client Write, Server Read, and Server Write.