芯片解密

下面是关于s3f84zb芯片的主要性能特征介绍，我们提供给广大客户及其他各类技术工程师参考借鉴。

cpu

theyarecurrentlyavailablein0-pintqfpand0-pinqfppackage

-sam88rccpucore

-programmemory(rom)

-internalflashmemory(programmemory)

-sectorsize:128bytes

-yearsdataretention

-userprogramandsectoreraseavailable

-endurance:,000erase/programcycles

-externalserialprogrammingsupport

-expandableobptm(onboardprogram)sector

-datamemory(ram)

-includinglcddisplaydatamemory

-2,134×8bitsdatamemory

instructionset

-78instructions

-idleandstopinstructionsaddedforpower-downmodes

90i/opins

-i/o:18pins(sharingwithothersignalpins)

-i/o:72pins(sharingwithlcdsignaloutputs)

interrupts

-8interruptlevelsand31interruptsources

-fastinterruptprocessingfeature

8-bitbasictimer

-watchdogtimerfunction

-4kindsofclocksource

8-bittimer/countera

-programmable8-bitinternaltimer

-externaleventcounterfunction

-pwmandcapturefunction

8-bittimer/counterb

-programmable8-bitinternaltimer

-carrierfrequencygenerator

two16-bittimer/counter(c0/c

-programmable8-bitinternaltimer

-pwmfunction

two16-bittimer/counter(d0/d

-programmable16-bitinternaltimer

-externaleventcounterfunction

-pwmandcapturefunction

watchtimer

-intervaltime:995ms,0.125s,0.25s,and0.5sat3768khz

-0.5/1/2/4khzselectablebuzzeroutput

lcdcontroller/driver

-64segmentsand8commonterminals

-1/2,1/3,1/4,and1/8dutyselectable

-capacitororresistorbiasselectable

-regulatorandboostercircuitforlcdbias

-keystrobeoutputfunction

analogtodigitalconverter

-8-channelanaloginput

--bitconversionresolution

-25usconversiontime

digitaltoanalogconverter

-1-channelanalogoutput

-8-bitconversionresolution(r-2r)

twochannelsuart

-full-duplexseriali/ointerface

-fourprogrammableoperatingmodes

-autogeneratingparitybit

8-bitseriali/ointerface

-8-bittransmit/receivemode

-8-bitreceivemode

-lsb-firstormsb-firsttransmissionselectable

-internalorexternalclocksource

externalmemoryinterface

-64k×8bitsexternaldatamemoryarea

batteryleveldetector

-2-creteriavoltageselectable(3v,5v)

patterngenerationmodule

-patterngenerationmoduletriggeredbytimermatchsignalandsoftware

lowvoltagereset(lvr)

-criteriavoltage:2v

-en/disablebysmartoption(romaddress:3fh)

twopower-downmodes

-idle:onlycpuclockstops

-stop:selectedsystemclockandcpuclockstop

oscillationsources

-crystal,ceramic,orrcformainclock

-mainclockfrequency:0.4mhz?10mhz

-3768khzcrystaloscillationcircuitforsubclock

instructionexecutiontimes

-333nsat10mhzfx(minimum)

-121usat3768khzfxt(minimum)

operatingvoltagerange

-0vto5vat0.4?2mhz

-7vto5vat0.4?10mhz

operatingtemperaturerange

-?40°cto+85°c

packagetype

-0-qfp-1420c,0-tqfp-1414

ivc

-internalvoltageconverterfor5voperations

smartoption

-lowvoltagereset(lvr)levelandenable/disableareatyourhardwiredoption(romaddress3fh)

-isprelatedoptionselectable(romaddress3eh)

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