Wifi enabled IoT device

For the price of a cappuccino!

NodeMCU – what is it?

● An Arduino-like device● Main component: ESP8266● With programmable pins● And built-in wifi● Power via USB

● Price: under €4

What can do you with it?

● Program it● C or LUA

● Access it via Wifi● (e.g. HTTP)

● Connect pins to

any device● in or out

Create your own...● Remote controlled doorbell● Flood detector● Wifi sniffer● Ambient light based on current sunshine● Automatically switch on the jacuzzi when you

park the car

Develop for it

1.Install a device driver if on OSX:

/dev/cu.SLAB_USBtoUART

(Windows COMX, Linux /dev/ttyUSB0)

2.Install the Arduino IDE: https://www.arduino.cc/en/Main/Software

3.Install the ESP8266 Addon:https://learn.sparkfun.com/tutorials/esp8266-thing-hookup-guide/installing-the-esp8266-arduino-addon

4.Go!

Try it out!

● Blink Light● Wifi Scanner● Autonomous device with wifi AP