Read out analog value from IR distance sensor and show the transferred distance up on your phone as well as the OLED by electron and IFTTT.
Uses GP-20U7 GPS Receiver Plots location on Google Maps
This is a device which can monitor running track via a GPS module and store data to a SD card. And then parse the data later from a app.
This is a project that uses SHT30 to get the current temperature and humidity. And then displays it on a no-chip embeded LCD.