Miravo

Modbus TCP

Read live Miravo values as Modbus registers. Drop-in for legacy polling clients.

Modbus TCP

Miravo maps each Modbus-exposed value to a Modbus register. Polling clients see live values that keep moving while the environment runs.

Default port: 502. Not on by default — smart-factory and some other environments enable it automatically. See miravo start for the enable flag.

Read and write

Read-only values map to Modbus holding registers and update as the environment runs.

readwrite and write members accept Modbus writes. Writes change the same running environment visible in the Console — the next read reflects the new state.

Find a register

The Console Tags view shows the Modbus register number for each member. Export the filtered list as CSV from the same view.

How to know it worked

Verified

  • Your client polls a holding register and the value keeps changing.
  • Register numbers in the Console Tags view match what your client polls.
  • Writing to a readwrite or write member — the next read reflects the new value.

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