www.ti.com
特点
TMS470R1A128
16/32-bitriscflashmicrocontrollers
SPNS098–JANUARY2005
•
异步/isosynchronousmodes
•
高-performancestaticcmostechnology–standardcancontroller(scc)
•
tms470r1x16/32-bitrisccore
•
16-mailboxcapacity
(arm7tdmi™)
•
fullycompliantwithcanprotocol,
–28-mhzsystemclock(48-mhzpipelineversion2.0b
模式)
–classiiserialinterface(c2sia)
–independent16/32-bitinstructionset
•
TwoSelectableDataRates
–openarchitecturewiththird-partysupport
•
normalmode10.4kbpsand4xmode41.6
–built-indebugmodulekbps
–big-endianformatutilized
•
高-endtimer(het)
•
integratedmemory–16programmablei/ochannels:
–128k-byteprogramflash
•
14high-resolutionpins
•
OneBankWithTenContiguousSectors
•
2standard-resolutionpins
•
internalstatemachineforprogramming–high-resolutionsharefeature(异或)
andErase
–hetram(64-instructioncapacity)
–8k-bytestaticram(sram)
•
10-bitmulti-bufferedadc(mibadc)
•
operatingfeatures16-频道
–coresupplyvoltage(v
抄送
):1.81v–2.05v–64-wordfifobuffer
–i/osupplyvoltage(v
CCIO
):3.0v–3.6v–single-orcontinuous-conversionmodes
–low-powermodes:standbyandhalt–1.55µsminimumsampleandconversion
时间
–IndustrialTemperatureRange
–calibrationmodeandself-testfeatures
•
470+SystemModule
•
EightExternalInterrupts
–32-bitaddressspacedecoding
•
FlexibleInterruptHandling
–BusSupervisionforMemoryand
外围设备
•
11dedicatedgiopins,1input-onlygiopin,
and38additionalperipherali/操作系统
–analogwatchdog(awd)计时器
•
externalclockprescale(ecp)模块
–real-timeinterrupt(rti)
–programmablelow-frequencyexternal
–SystemIntegrityandFailureDetection
时钟(clk)
•
零-pinphase-lockedloop(zpll)-基于
•
开启-chipscan-baseemulationlogic,ieee
ClockModuleWithPrescaler
standard1149.1
(1)
(jtag)边界-扫描
–multiply-由-4or-8internalzplloption
逻辑
–ZPLLBypassMode
•
100-pinplasticlow-profilequadflatpack(pz
•
sixcommunicationinterfaces:
后缀)
–twoserialperipheralinterfaces(spis)
•
255ProgrammableBaudRates
(1)thetest-accessportiscompatiblewiththeieeestandard
–TwoSerialCommunicationsInterfaces
1149.1-1990,ieeestandardtest-accessportandboundary
(scis)
scanarchitecture.boundaryscanisnotsupportedonthis
•
2
24
SelectableBaudRates
设备.
pleasebeawarethatanimportantnoticeconcerningavailability,标准保修,anduseincriticalapplicationsoftexas
instrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.
arm7tdmiisatrademarkofadvancedriscmachines(手臂)有限.
productiondatainformationiscurrentasofpublicationdate.
copyright©2005,texasinstrumentsincorporated
ProductsconformtospecificationsperthetermsoftheTexas
instrumentsstandardwarranty.productionprocessingdoesnot
必要包括测试所有参数.
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