.. |kind_badge| raw:: html

   <span class="sw-dt-badge sw-dt-badge-command">command</span>

IF_ConfigUpdate |kind_badge|
============================

Configuration write request with validation and apply result.

Payload Contract
----------------

.. list-table::
   :header-rows: 1

   * - Name
     - Type
     - Unit
     - Range
     - Required
     - Description
   * - Configuration Key
     - text
     - n/a
     - 1..64 chars
     - yes
     - Configuration entry identifier to update.
   * - Configuration Value
     - text
     - n/a
     - 1..256 chars
     - yes
     - Serialized configuration value payload.

Linked Requirements
-------------------

- :doc:`REQ-IFC-003 </generated/requirements/req-ifc-003-5c72ccd2-b7f1-4c72-9d19-c7656c98196e>`
- :doc:`REQ-IFC-004 </generated/requirements/req-ifc-004-d156d04c-89f2-4156-9724-dae00d6c83d7>`

Linked Integration Tests
------------------------

- :doc:`ITC-011_Modbus_ConfigWrite_Valid_Contract </generated/software_verification/itc-011-modbus-configwrite-valid-contract-964dbd0d-f9cf-464d-b716-85dba6a88770>`
- :doc:`ITC-012_Modbus_ConfigWrite_Invalid_Handling </generated/software_verification/itc-012-modbus-configwrite-invalid-handling-b9ab360b-8b98-49ab-8a0a-9dd9d5ddf7ad>`
- :doc:`ITC-013_Modbus_Service_Response_Timing </generated/software_verification/itc-013-modbus-service-response-timing-b732b807-a503-4732-9961-d1a99ce8641c>`