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There is no example for the Sonoff s20 Smart Socket. So I make one.

Elias Hackradt 2017-11-01 16:46:46 +01:00
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Sonoff-S20-Smart-Socket.md Normal file

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* Itead Product Page: http://sonoff.itead.cc/en/products/residential/s20-socket
* Itead Wiki: https://www.itead.cc/wiki/S20_Smart_Socket
## Serial Connection
Please see the [Hardware Preparation](https://github.com/arendst/Sonoff-Tasmota/wiki/Hardware-Preparation) page for general instructions.
### Step 1.
Be sure it is **NOT** plugged in!
Remove the "hidden" screw.
<img alt="SonoffSC" src="https://www2.pic-upload.de/img/34211427/back-first-screw.jpg" width="230" />
### Step 2. (optional)
Remove the board so you can access the GND,TXD,RXD,VCCIO better.
There are 2 screws. At the Red and the Blue cable. Be careful not to damage the soldered connection!
<img alt="SonoffSC" src="https://www2.pic-upload.de/img/34211425/inside.jpg" width="230" />
### Step 3.
Connect the jumper cables.
<img alt="SonoffSC" src="https://www2.pic-upload.de/img/34211430/inside-connected.jpg" width="230" />
When holding the socket from top to bottom.
O - GND
O - RXD
O - TXD
[O] - VCCIO
Connected?
Hold the little button pressed while connecting the USB cable to your Notebook, PC etc.
after ca. 2 sec. let go of the button.
It is now in flashing mode.
Follow the [Hardware Preparation](https://github.com/arendst/Sonoff-Tasmota/wiki/Hardware-Preparation) page for general instructions.