x2 OpenNode tutorials I will be running at https://www.bitcoin2019conference.com/.

Sign up to OpenNode here https://opennode.co/join/f774f2a0-1377-45e2-b719-6b821f24900d.

Download a portable Arduino IDE with the project files included:

• Windows https://mega.nz/#!sS4yDSyB!Bc7Kgn4v3jtM23OmJ7g1yUiLKm3c8E3NjmxQWF19ccc (Unzip and run "Arduino.exe")
• Linux https://mega.nz/#!8LAhgSYb!sTajQUSvJ-xaI8Sh7_DxuBNaIQq34AYIkLLitxt4X80 (Unzip and run "Arduino" from terminal)

The projects are included in the home directory of under "Portable" > "Sketchbook".

Alternatively:

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

Install the ESP32 hardware,
https://github.com/espressif/arduino-esp32#installation-instructions

From "Manage Libraries" install,

• GxEPD2
• ArduinoJson
• QRCode
• AdaFruit GFX
• Keypad

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ESP32 Devkit V1 GPIO map

Details on wiring can be found at the header of each ino file

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ESP32 NodeMCU-32S GPIO map

Details on wiring can be found at the header of each ino file

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Tip me

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