Source code and tutorials for remote control of drones by Tomasz Kądziołka Poland
Link to the repository with the application code:
https://github.com/tmaxxdd/DronE
Link to the repository with code for tile electronics ESP32:
https://github.com/tmaxxdd/arduino-with-mavlink
Posts explaining how to program the drone control using a phone:
Post #1
http://tkadziolka.pl/blog/arduino_z_mavlink_start.html
Post #2
http://tkadziolka.pl/blog/arduino_z_mavlink_odczyt_danych.html
Post #3
http://tkadziolka.pl/blog/arduino_z_mavlink_wysylanie_komend.html