标签: st-arm9
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ST-ARM9资料3AN2339ApplicationnoteSTR91xhardwaredevelopmentgettingstartedIntroductionTheSTR91xMCUsarederivativesoftheSTMicroelectronicsSTR9familyof32-bit0.18HCMOSmicrocontrollers.TheycombinehighCPUperformance(CPUfrequencyupto96MHz)withrichperipheralfunctionalitiesandenhancedI/Ocapabilities.Theyofferupto96MIPSdirectlyfromFlashmemory,verylargeSRAMwithoptionalbatterybackupandsupportclockgenerationviaPLLorviaanexternalclock.TheSTR91xcanperformsignalcycleDSPinstructionsgoodforspeechprocessing,audioalgorithms,andlow-endimaging.ThisapplicationnoteprovidesacomplementtotheinformationintheSTR91xdatasheetandreferencemanualbydescribingtheminimumhardwareenvironmentrequiredtobuildanapplicationaroundthe……
