Zobrazenie zdroja stránky Flip Dot Display

* https://flip-digits.com/
* https://flipo.io/projects/
* https://flipdots.com/en/software/
* https://projecthub.arduino.cc/sajmarcin/how-to-control-flip-disc-display-via-arduino-c162de
* https://projecthub.arduino.cc/sajmarcin/flip-disc-1x3-display-how-to-control-via-arduino-077e42
* https://www.instructables.com/Howto-Flipdot-With-a-Raspi/

* https://github.com/lucblender/FlipDigitClockPython/tree/main