P89V51RD2英文手册

1.GeneraldescriptionTheP89V51RB2/RC2/RD2are80C51microcontrollerswith16/32/64kBflashand1024BofdataRAM.AkeyfeatureoftheP89V51RB2/RC2/RD2isitsX2modeoption.Thedesignengineercanchoosetoruntheapplicationwiththeconventional80C51clockrate(12clockspermachinecycle)orselecttheX2mode(sixclockspermachinecycle)toachievetwicethethroughputatthesameclockfrequency.Anotherwaytobenefitfromthisfeatureistokeepthesameperformancebyreducingtheclockfrequencybyhalf,thusdramaticallyreducingtheEMI.TheflashprogrammemorysupportsbothparallelprogrammingandinserialISP.Parallelprogrammingmodeoffersgang-programmingathighspeed,reducingprogrammingcostsandtimetomarket.ISPallowsadevicetobereprogrammedintheendproductundersoftwarecontrol.Thecapabilitytofield/updatetheapplicationfirmwaremakesawiderangeofapplicationspossible.TheP89V51RB2/RC2/RD2isalsocapableofIAP,allowingtheflashprogrammemorytobereconfiguredevenwhiletheapplicationisrunning.2.Featuresn80C51CPUn5Voperatingvoltagefrom0MHzto40MHzn16/32/64kBofon-chipflashusercodememorywithISPandIAPnSupports12-clock(default)or6-clockmodeselectionviasoftwareorISPnSPIandenhancedUARTnPCAwithPWMandcapture/comparefunctionsnFour8-bitI/Oportswiththreehigh-currentport1pins(16mAeach)nThree16-bittimers/countersnProgrammablewatchdogtimernEightinterruptsourceswithfourprioritylevelsnSecondDPTRregisternLowEMImode(ALEinhibit)nTTL-andCMOS-compatiblelogiclevelsP89V51RB2/RC2/RD28-bit80C515Vlowpower16/32/64kBflashmicrocontrollerwith1kBRAMRev.04—1May2007ProductdatasheetP89V51RB2_RC2_RD2_4©NXPB.V.2007.Allrightsreserved.ProductdatasheetRev.04—1May20072of80NXPSemiconductorsP89V51RB2/RC2/RD28-bitmicrocontrollerswith80C51corenBrownoutdetectionnLowpowermodesuPower-downmodewithexternalinterruptwake-upuIdlemodenDIP40,PLCC44andTQFP44packages3.Orderinginformation3.1OrderingoptionsTable1.OrderinginformationTypenumberPackageNameDescriptionVersionP89V51RB2FAPLCC44plasticleadedchipcarrier;44leadsSOT187-2P89V51RB2FNDIP40plasticdualin-linepackage;40leads(600mil)SOT129-1P89V51RB2BBCTQFP44plasticthinquadflatpackage;44leads;body10×10×1.0mmSOT376-1P89V51RC2FAPLCC44plasticleadedchipcarrier;44leadsSOT187-2P89V51RC2FBCTQFP44plasticthinquadflatpackage;44leads;body10×10×1.0mmSOT376-1P89V51RC2FNDIP40plasticdualin-linepackage;40leads(600mil)SOT129-1P89V51RD2FAPLCC44plasticleadedchipcarrier;44leadsSOT187-2P89V51RD2FBCTQFP44plasticthinquadflatpackage;44leads;body10×10×1.0mmSOT376-1P89V51RD2BNDIP40plasticdualin-linepackage;40leads(600mil)SOT129-1P89V51RD2FNDIP40plasticdualin-linepackage;40leads(600mil)SOT129-1Table2.OrderingoptionsTypenumberFlashmemoryTemperaturerangeFrequencyP89V51RB2FA16kB-40°Cto+85°C0MHzto40MHzP89V51RB2FN16kB-40°Cto+85°CP89V51RB2BBC16kB0°Cto+70°CP89V51RC2FA32kB-40°Cto+85°CP89V51RC2FBC32kB-40°Cto+85°CP89V51RC2FN32kB-40°Cto+85°CP89V51RD2FA64kB-40°Cto+85°CP89V51RD2FBC64kB-40°Cto+85°CP89V51RD2BN64kB0°Cto+70°CP89V51RD2FN64kB-40°Cto+85°CP89V51RB2_RC2_RD2_4©NXPB.V.2007.Allrightsreserved.ProductdatasheetRev.04—1May20073of80NXPSemiconductorsP89V51RB2/RC2/RD28-bitmicrocontrollerswith80C51core4.BlockdiagramFig1.BlockdiagramHIGHPERFORMANCE80C51CPU16/32/64kBCODEFLASH1kBDATARAMOSCILLATORinternalbusCRYSTALORRESONATOR002aac772UARTPORT2SPITIMER2TIMER0TIMER1PCAPROGRAMMABLECOUNTERARRAYWATCHDOGTIMERXTAL1XTAL2PORT3P3[7:0]P2[7:0]PORT1P1[7:0]PORT0P0[7:0]CEX[4:0]TXDRXDT0T1T2T2EXSPICLKMOSIMISOSSP89V51RB2/RC2/RD2P89V51RB2_RC2_RD2_4©NXPB.V.2007.Allrightsreserved.ProductdatasheetRev.04—1May20074of80NXPSemiconductorsP89V51RB2/RC2/RD28-bitmicrocontrollerswith80C51core5.Pinninginformation5.1PinningFig2.PLCC44pinconfigurationP89V51RB2FAP89V51RC2FAP89V51RD2FAP1.5/MOSI/CEX2P0.4/AD4P1.6/MISO/CEX3P0.5/AD5P1.7/SCK/CEX4P0.6/AD6RSTP0.7/AD7P3.0/RXDn.c.P3.1/TXDP2.7/A15P3.4/T0P2.6/A14P3.5/T1P2.5/A13P1.4/SS/CEX1P1.3/CEX0XTAL2P1.2/ECIXTAL1P1.1/T2EXVSSP1.0/T2n.c.n.c.P2.0/A8VDDP2.1/A9P0.0/AD0P2.2/A10P0.1/AD1P2.3/A11P0.2/AD2P2.4/A12P0.3/AD3002aaa8107891011121314151617393837363534333231302918192021222324252627286543214443424140EAALE/PROGPSENP3.6/WRP3.7/RDP3.3/INT1P3.2/INT0n.c.P89V51RB2_RC2_RD2_4©NXPB.V.2007.Allrightsreserved.ProductdatasheetRev.04—1May20075of80NXPSemiconductorsP89V51RB2/RC2/RD28-bitmicrocontrollerswith80C51coreFig3.DIP40pinconfigurationFig4.TQFP44pinconfigurationP89V51RB2FNP89V51RC2FNP89V51RD2BNP89V51RD2FNP1.0/T2VDDP1.1/T2EXP0.0/AD0P1.2/ECIP0.1/AD1P1.3/CEX0P0.2/AD2P1.4/SS/CEX1P0.3/AD3P1.5/MOSI/CEX2P0.4/AD4P1.6/MISO/CEX3P0.5/AD5P1.7/SCK/CEX4P0.6/AD6RSTP0.7/AD7P3.0/RXDEAP3.1/TXDALE/PROGP3.2/INT0PSENP3.3/INT1P2.7/A15P3.4/T0P2.6/A14P3.5/T1P2.5/A13P3.6/WRP2.4/A12P3.7/RDP2.3/A11XTAL2P2.2/A10XTAL1P2.1/A9VSSP2.0/A8002aaa81112345678910111213141516171819202221242326254039383736353433323130292827P89V51RB2BBCP89V51RC2FBCP89V51RD2FBCP1.5/MOSI/CEX2P0.4/AD4P1.6/MISO/CEX3P0.5/AD5P1.7/SCK/CEX4P0.6/AD6RSTP0.7/AD7P3.0/RXDn.c.P3.1/TXDP2.7/A15P3.4/T0P2.6/A14P3.5/T1P2.5/A13P1.4/SS/CEX1P1.3/CEX0XTAL2P1.2/ECIXTAL1P1.1/T2EXVSSP1.0/T2n.c.n.c.P2.0/A8VDDP2.1/A9P0.0/AD0P2.2/A10P0.1/AD1P2.3/A11P0.2/AD2P2.4/A12P0.3/AD3002aaa812EAALE/PROGPSENP3.6/WRP3.7/RDP3.3/INT1P3.2/INT0n.c.12345678910113332313029282726252423