<$8 Bitcoin Lightning Network PoS Terminal

The Quickening is the cheapest fully functional bitcoin point of sale terminal on the planet.

Hardware:

• ESP32 NODEMCU-32S
• 1.8 TFT 160/128
• 4x4 adhesive matrix keypad
• x8 female-female jumper cables

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Installing arduino + libraries

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,

• Keypad
• ArduinoJson
• TFT_eSPI
• QRCode