https://www.youtube.com/channel/UCpRUFdRAcc9CAh4Wpya6icA
https://github.com/urish/stm32f030-simon
https://github.com/Vincweb/Microcontroleur_Simon
https://github.com/h20man13/Simon-With-Stm32-gpio-drivers-
https://github.com/MightyPork/stm32f103-simon-says