DesignandImplementationofaQuizBuzzerSystemBasedonFreescaleHCS12MicrocontrollerThisprojectfocusesonthedesignanddevelopmentofaquizbuzzersystemusingtheFreescaleHCS12microcontroller.Thesystemisdesignedtofacilitatefairandefficientresponsemanagementinquizcompetitionsorinteractivesessions.ByleveragingtheprocessingcapabilitiesoftheHCS12microcontroller,thesystemensuresquickdetectionofparticipantresponses,accurateidentificationofthefirstresponder,andclearvisualorauditoryfeedback.Keyfeaturesincludeinputdetectionthroughpushbuttons,priority-basedresponsehandling,andoutputindicationviaLEDsordisplaymodules.Thedesignemphasizesreliability,lowlatency,anduser-friendlyoperation.HardwarecomponentssuchastheHCS12developmentboard,inputswitches,andoutputindicatorsareintegratedwithembeddedsoftwaredevelopedinClanguagetoachieveseamlessfunctionality.Thisimplementationdemonstratesthepracticalapplicationofmicrocontroller-basedsystemsinreal-timeeventmanagement,providingacost-effectiveandscalablesolutionforeducationalandcompetitiveenvironments.Thesystemcanbefurtherenhancedwithadditionalfeaturessuchasscoretrackingorwirelessconnectivityforexpandedusability.
