> For the complete documentation index, see [llms.txt](https://docs.tricloudnexus.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.tricloudnexus.io/edge/nexus-modules/data-connector-modules/modbusmodule/direct-commands.md).

# Direct Commands

The Modbus module supports different direct commands for diagnostics and monitoring purposes.

* **Write**: Perform a Modbus write operation, writing a tag to a register.
* **GetReadGroup**: Get all the Modbus read groups.
* **GetStatus**: Get the status of the Modbus Module operation.
