en:software:devices:modbus

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en:software:devices:modbus [2016/12/20 18:11] – [5. Descrizione funzionamento come master] qem103en:software:devices:modbus [2016/12/21 14:38] – [1. Introduction] qem103
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 The MODBUS<sup>®</sup> protocol represents an industrial communication system distributed and developed by Gould-Modicon to integrate PLC’s, computers, terminals, inverter and other devices. MODBUS is a Master/Slave communication protocol where only one device can be Master and monitors all activities of the serial line or TCPIP. As for the serial line can be connected up to a maximum of 247 slave along the same lines. Each device is assigned an address that distinguishes it from all other connected devices.\\ The MODBUS<sup>®</sup> protocol represents an industrial communication system distributed and developed by Gould-Modicon to integrate PLC’s, computers, terminals, inverter and other devices. MODBUS is a Master/Slave communication protocol where only one device can be Master and monitors all activities of the serial line or TCPIP. As for the serial line can be connected up to a maximum of 247 slave along the same lines. Each device is assigned an address that distinguishes it from all other connected devices.\\
-The MODBUS device lets you choose which serial port use for connection. The characteristics of data transmission (number of device, baud rate, parity, stop bits) and the transmission mode must be selected on each station and cannot be changed during the operation.\\+The MODBUS device lets you choose which serial port use for connection. The features s of data transmission (number of device, baud rate, parity, stop bits) and the transmission mode must be selected on each station and cannot be changed during the operation.\\
 With using a serial line, there are two modes of transmission used in the Modbus Protocol. Both ways allow the same communication skills. The mode is selected by the master and must be unique for all devices connected to the network. The modes are: With using a serial line, there are two modes of transmission used in the Modbus Protocol. Both ways allow the same communication skills. The mode is selected by the master and must be unique for all devices connected to the network. The modes are:
   * ASCII (American Standard Code for Information Interchange)   * ASCII (American Standard Code for Information Interchange)
  • Last modified: 2020/07/13 14:58