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The application appl/goal_mb/01_simple_io demonstrates the usage of the GOAL Modbus Stack. It defines data regions for specific data types, opens up a Modbus instance and creates objects.

It also initializes Device Detection to access CM Variables to set Interface Configuration like IP Address.

Footprint

The application uses with enabled logging at the platform STM32F429_nucleo about 52 kB of RAM and 240 kB of FLASH.

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Available Callback IDs are listed here.

There is also an application loop implemented, which mirrors application coils every 100 ms.

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