thingspeak – DigitalJunky

L3D Cube visualizations Part 1: real-time scatter plot with Thingspeak

November 7, 2015May 27, 2017alexis.matelinLeave a comment

Overview Basically a demonstration of the plotting capabilities of the cube. We will retrieve some data from a public thingspeak channel (they correspond to data points posted by a connected barometer installed in my living room). The JSON returned by the Thingspeak API is parsed on processing and displayed on the cube. Each serie of…

Make a connected barometer shield for Arduino Uno – using an ESP8266

September 5, 2015May 27, 2017alexis.matelin8 Comments

Prologue I’ve never really considered connecting my projects to WiFi since the price of the shields was so high. The HUZZAH from Adafruit will set you back $39.95. Sparkfun sells this shield for $84.95. Way to expensive. So you might imagine my excitement when I first heard about the ESP8266 through hackaday. A WiFi module…