Add BLE Binary Output Docs (#1417)

Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>

components/output/ble_client.rst

@@ -0,0 +1,43 @@
+BLE Client Binary Output
+========================
+
+.. seo::
+    :description: Writes a binary value to a BLE device.
+    :image: bluetooth.svg
+
+The ``ble_client`` component is a output that can
+write a binary value to service characteristics of
+BLE devices.
+
+For more information on BLE services and characteristics, see
+:doc:`/components/ble_client`.
+
+.. code-block:: yaml
+
+    esp32_ble_tracker:
+
+    ble_client:
+      - mac_address: FF:FF:20:00:0F:15
+        id: itag_black
+
+    output:
+      - platform: ble_client
+        ble_client_id: itag_black
+        service_uuid: "10110000-5354-4F52-5A26-4249434B454C"
+        characteristic_uuid: "10110013-5354-4f52-5a26-4249434b454c"
+
+Configuration variables:
+------------------------
+
+- **ble_client_id** (**Required**, :ref:`config-id`): ID of the associated BLE client.
+- **service_uuid** (**Required**, UUID): UUID of the service on the device.
+- **characteristic_uuid** (**Required**, UUID): UUID of the service's characteristic to write to.
+- **id** (*Optional*, :ref:`config-id`): The ID to use for code generation, and for reference by dependent components.
+- All other options from :ref:`Output <config-output>`.
+
+See Also
+--------
+
+- :doc:`/components/output/index`
+- :doc:`/components/ble_client`
+- :ghedit:`Edit`

index.rst

@@ -405,6 +405,7 @@ Output Components
     SM16716, components/output/sm16716, sm16716.svg
     SM2135, components/output/sm2135, sm2135.svg
     MCP4725, components/output/mcp4725, mcp4725.jpg
+    BLE Binary Output, components/output/ble_client, bluetooth.svg
     Modbus Output, components/output/modbus_controller, modbus.png
     Custom Output, components/output/custom, language-cpp.svg
     Template Output, components/output/template, description.svg