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  1. Modbus Organization

    A community for the Modbus communications protocol - data communication between devices over TCP/IP and over serial line – open and royalty-free since 1979. Visit Modbus.org to …

  2. Introduction to Modbus - Modbus Organization

    The Modbus standard primarily defines the meaning of various Modbus commands, the addressing scheme used to place data within devices, and the formatting of the data.

  3. Modbus - Device information

    MODBUS Protocol is a messaging structure developed by Modicon in 1979, used to establish client-server communication between intelligent devices.

  4. Modbus - Supplier information

    MODBUS Protocol is a messaging structure developed by Modicon in 1979, used to establish client-server communication between intelligent devices.