Fun with ESP8266 / NodeMCU

1. Wifi enabled IoT device
For the price of a cappuccino!

2. NodeMCU – what is it?
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An Arduino-like device
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Main component: ESP8266
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With programmable pins
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And built-in wifi
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Power via USB
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Price: under €4

3. What can do you with it?
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Program it
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C or LUA
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Access it via Wifi
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(e.g. HTTP)
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Connect pins to
any device
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in or out

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

5. 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!

6. Try it out!
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Blink Light
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Wifi Scanner
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Autonomous device with wifi AP