.. _headlabel-refx-data-2:

Data 2 (Device Name)
====================

The frame format of the Data **2** unit is as follows:

.. code-block:: none

   For example (Total 13 bytes):
   02 0B 4D 79 49 6F 54 64 65 76 69 63 65

.. tabularcolumns:: |p{3.2em}|p{8.2em}|p{5.8em}|p{16em}|p{5.8em}|

.. table::
   :width: 100%
   :widths: auto

   +---------+-----------------------------------------------+---------------+------------------------------------------+--------------+
   | Parts   | Fields                                        | Length (Byte) | Range/Format                             | Default      |
   +=========+===============================================+===============+==========================================+==============+
   | ID      | Data ID                                       | 1             | 02H (2)                                  | 02H (2)      |
   +---------+-----------------------------------------------+---------------+------------------------------------------+--------------+
   | Length  | Data Length                                   | 1             | 00H or 04H-10H                           |              |
   +---------+-----------------------------------------------+---------------+------------------------------------------+--------------+
   | Content | `Device Name`                                 | 4-16          |                                          |              |
   +---------+-----------------------------------------------+---------------+------------------------------------------+--------------+

- `Device Name`

  The name of the terminal device. It is defined in the :ref:`AT@CFG <headlabel-refx-cmd-cfg>` command.

  For example, "MyIoTdevice" is represented by 4D 79 49 6F 54 64 65 76 69 63 65.