Modbus Library for Arduino. ModbusRTU, ModbusTCP and ModbusTCP Security
Most complete Modbus protocol implementation for Arduino. The Modbus is a master-slave protocol used in industrial automation and also can be used in other areas, such as home automation.
Maintainer: Alexander Emelianov
This library is compatible with all architectures so you should be able to use it on all the Arduino boards.
To use this library, open the Library Manager in the Arduino IDE and install it from there.