P1-Meter-ESP8266/README.md

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# P1-Meter-ESP8266
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Software for the ESP2866 that sends P1 smart meter data to Domoticz (with CRC checking and OTA firmware updates)
### Installation instrucions
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- Make sure that your ESP8266 can be flashed from the Arduino environnment: https://github.com/esp8266/Arduino
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- Install the SoftSerial library from: https://github.com/plerup/espsoftwareserial
- Place all files from this repository in a directory. Open the .ino file.
- Adjust WIFI, Domoticz and debug settings at the top of the file
- Compile and flash
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### Connection of the P1 meter to the ESP8266
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You need to connect the smart meter with a RJ11 connector. This is the pinout to use
![RJ11 P1 connetor](http://gejanssen.com/howto/Slimme-meter-uitlezen/RJ11-pinout.png)
Connect GND->GND on ESP, RTS->3.3V on ESP and RxD->any digital pin on ESP. In this sketch I use D5