Install Arduino

• https://www.arduino.cc/en/Main/Software

Install ESP32 Arduino support

• https://github.com/espressif/arduino-esp32

Create TTN account https://console.thethingsnetwork.org/

Go to TTN Applications

• https://console.thethingsnetwork.org/applications/

Register Device

In Arduino copy EUI & keys from interface

• Device EUI lsb
• Application EUI lsb
• App Key msb

Upload code

Check the received data in console

• https://console.thethingsnetwork.org/applications/