@authorTilenMajerle*@emailtilen@majerle.eu*@websitehttp://stm32f4-discovery.com*@linkhttp://stm32f4-discovery.com/2014/04/stm32f429-discovery-gpio-tutorial-with-onboard-leds-and-button/*@versionv1.11*@ideKeiluVision*@licenseGNUGPLv3*@briefLedsandbutton