www.ti.com
TMS470R1A256
16/32-bitriscflashmicrocontroller
SPNS100–NOVEMBER2004
•
高-performancestaticcmostechnology–standardcancontroller(scc)
•
tms470r1x16/32-bitrisccore
•
16-mailboxcapacity
(arm7tdmi™)
•
fullycompliantwithcanprotocol,
–24-mhzsystemclock(48-mhzpipelineversion2.0b
模式)
–classiiserialinterface(c2sib)
–independent16/32-bitinstructionset
•
TwoSelectableDataRates
–openarchitecturewiththird-partysupport
•
normalmode10.4kbpsand4xmode41.6
–built-indebugmodulekbps
–big-endianformatutilized
•
高-endtimer(het)
•
integratedmemory–16programmablei/ochannels:
–256k-byteprogramflash
•
14high-resolutionpins
•
OneBankWith14ContiguousSectors
•
2standard-resolutionpins
•
internalstatemachineforprogramming–high-resolutionsharefeature(异或)
andErase
–high-endtimerram
–12k-bytestaticram(sram)
•
64-instructioncapacity
•
OperatingFeatures
•
10-bitmulti-bufferedadc(mibadc)
–coresupplyvoltage(vcc):1.81v–2.05v16-频道
–i/osupplyvoltage(vccio):3.0v–3.6v–64-wordfifobuffer
–low-powermodes:standbyandhalt–single-orcontinuous-conversionmodes
–industrialtemperatureranges–1.55
µ
sMinimumSampleandConversion
时间
•
470+SystemModule
–calibrationmodeandself-testfeatures
–32-bitaddressspacedecoding
•
EightExternalInterrupts
–BusSupervisionforMemoryand
外围设备
•
FlexibleInterruptHandling
–analogwatchdog(awd)计时器
•
11dedicatedgiopins,1input-onlygiopin,
and38additionalperipherali/操作系统(a256)
–real-timeinterrupt(rti)
•
externalclockprescale(ecp)模块
–SystemIntegrityandFailureDetection
–programmablelow-frequencyexternal
•
零-pinphase-lockedloop(zpll)-基于
时钟(clk)
ClockModuleWithPrescaler
•
CompatibleROMDevice
–multiply-由-4or-8internalzplloption
•
开启-chipscan-baseemulationlogic,ieee
–ZPLLBypassMode
standard1149.1(jtag)测试一下-accessport
(1)
•
sixcommunicationinterfaces:
•
100-pinplasticlow-profilequadflatpack(pz
–twoserialperipheralinterfaces(spis)
后缀)
•
255ProgrammableBaudRates
–TwoSerialCommunicationsInterfaces
(scis)
(1)thetest-accessportiscompatiblewiththeieeestandard
1149.1-1990,ieeestandardtest-accessportandboundary
•
2
24
SelectableBaudRates
scanarchitecture.boundaryscanisnotsupportedonthis
•
异步/isosynchronousmodes
设备.
arm7tdmiisatrademarkofadvancedriscmachineslimited(手臂).
productiondatainformationiscurrentasofpublicationdate.
copyright©2004,texasinstrumentsincorporated
ProductsconformtospecificationsperthetermsoftheTexas
instrumentsstandardwarranty.productionprocessingdoesnot
必要包括测试所有参数.
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