This tutorial shows how to add and connect devices directly from GUI-O home screen. GUI-O supports various connection types and various methods to add devices.

This tutorial shows how to connect ESP32 working in Bluetooth LE (Low Energy) mode with Nordic UART Service (NUS).

1. Download BasicBLE_NUS.ino sketch.

2. Follow Basic BLE video tutorial below to setup ESP32 (NOTE: stop video after the sketch is uploaded to ESP32 and refer to the video under step 3. below).

Additional Boards Manager URLs: https://raw.githubusercontent.com/espressif/arduino-esp32/gh-pages/package_esp32_index.json

3. Check the video below to add and connect the Bluetooth LE device.

If you have any questions or run into any problems, please let me know!

Best regards,
kl3m3n