Application Examples; Wago-I/O-System - WAGO 750 Series Manual

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Application Examples

Process Data Architecture for MODBUS/TCP
8 Application Examples
The example programs in this manual serve to demonstrate how the Linux
fieldbus coupler hardware can be accessed, all the programs have been
installed on the coupler and are ready to run. They can be called directly from
the console using the appropriate call parameters.
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• CGI application
Note
The example programs are a basis for developing your own applications. In
order to keep it clear and simple, we left out error handling for the most part,
however, it should be implemented to use the code.
leds
Describes how to access the LEDs of the Linux coupler
kbusdemo
Describes how to access the process image
mb_tcp
Describes a more complex program which allows to access the internal bus
via a Modbus TCP protocol.
Describes the use of the CGI interface of the BOA web server for the
transmission of dynamic web content

WAGO-I/O-SYSTEM 750

Linux Fieldbus Coupler