Transcription of MCS@51 MICROCONTROLLER FAMILY USER’S …
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MCS@51 MICROCONTROLLERFAMILYUSER SMANUALORDERNO. , sFASTPATH arenotaffiliatedwithKinetics,adivisionof Excelan, ,lOfherbrandsandnamesaretheproperlyofthe irrespectiveowners, ,IL6005S-7641orcall1-800-879-4683c-INTEL CORPORATION,1093 MCS 51 CONTENTSPAGEMICROCONTROLLERc *pTf==1 FAMILYMCS51 FamilyofMicrocontrollersUSER , @ .. @ -51 MemoryStructureCHMOSD evicesFunctionally,theCHMOS devices(designatedwith C inthemiddleofthedevicename)meallfiuycomp atiblewiththe8051,butbeingCMOS, ,twore-ducedpowermodesareaddedlSoftware- invokedIdleMode, ,cur-rentdrawisreducedtoabout15% , ,s~ , -51 ProgramMemoryTheinterruptaeMcelocationsa respacedat8-bytein-tervak0U03 HforExternalInterruptO,000 BHforTmerO,0013 HforExternalInterrupt1,00 IBHforTimer1, (asisoftenthecaseincontrolapplications), , (orSKor16K) ~(Ex-ternalAccess) ,ifthe=pinisstrappedtoVcC, ,==Vccselectsad-dresses(XtOOHthroughlFFF H tobeinternal,andad-dresses2000 HthroughF ,==VCCselectsad-dresses0000 Hthrough3 FFFH tobeinternal, ~pinisstrappedtoVss, :PSEN, sl==m%1 Pom= s ,theOtherBitsofP2areAvailableas1 , ,irzwhichcasethehighaddressbyteisemitted atPort2.)
mcs@51 microcontroller family user’s manual order no.: 272383-002 february 1994
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