Information zum STM32F4 Discovery Board:
http://www.st.com/web/catalog/tools/FM116/SC959/SS1532/PF252419
Information zu MAVLink:
http://qgroundcontrol.org/mavlink/start
Information zu GPIO-Einstellung
http://eliaselectronics.com/stm32f4-tutorials/stm32f4-gpio-tutorial
Information zu Timer-Einstellung
http://visualgdb.com/tutorials/arm/stm32/timers