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[RTL8722CSM] [RTL8722DM] ADC - Read potentiometer
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.. role:: raw-html(raw)
   :format: html

:raw-html:`<p style="color:#E67E22; font-size:24px">`
**Materials**
:raw-html:`</p>`

* AmebaD[AMB21 / AMB22] x 1 
* Potentiometerx 1

:raw-html:`<p style="color:#E67E22; font-size:24px">`
**Steps**
:raw-html:`</p>`

Here we connect ameba to a potentiometer to measure its analogue value, the connection is as follows.

|image1|

Copy and paste the following code into REPL.

.. code-block:: python
   :linenos:

   import socket
   a = ADC(0)
   a.read()

.. |image1| image:: /media/ambd_micropython/examples/imageADC.jpg
   :width: 1320
   :height: 987
   :scale: 50 %