Geiger Wifi

Show the measurements from your MightyOhm Geiger Counter on a OLED display as well as on a website in your local Wifi.

The System

This is what the setup looks like looks like.

This is what the website look like, which is provided by the ESP8266.

Requirements

A MightyOhm Geiger Counter kit.
A cheap I2C-based OLED display like this one from Amazon.
An ESP8266 SoC running the NodeMcu firmware. I used the WeMos D1 Mini.
Some wires, pin headers, etc.

Setup

Wire everything up according to this image.
Install the NodeMcu firmware on the ESP8266 with I2C and U8G support.
Adjust SSID and PASSWORD in config.lua.example to your needs and save it as config.lua.
Upload all .lua files to the ESP8266.
Reset the ESP8266 and turn on the MightyOhm Geiger Counter.