模块化PICmicro中型 KEELOQ解码器

ThisapplicationnotedescribesaKEELOQcodehop-

pingdecoderimplementedonaMicrochipMid-range

EnhancedFLASHMCU(PIC16F872).Thesoftware

hasbeendesignedasagroupofindependentmodules

(standardCsourcefiles"C").

Forclarityandeaseofmaintenance,eachmodulecov-

ersasinglefunction.Eachmodulecanbemodifiedto

accommodateadifferentbehavior,supportadifferent

MCU,and/oradifferentsetofperipherals(memories,

timers,etc.).MAN744ModularMid-RangePICmicroKEELOQDecoderinCFIGURE1:DECODERPINOUTAuthor:LucioDiJasioMicrochipTechnologyInc.MCLR128NULRNOUT227NURFIN326VLOWOVERVIEWNU425LEARNOUTThisapplicationnotedescribesaKEELOQcodehop-NUOUT3