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PeripheralSelectsandBaseAddresses
TMS470R1A288
16/32-bitriscflashmicrocontroller
SPNS106–SEPTEMBER2005
theminimumsizeforaneraseoperationisonesector.themaximumsizeforaprogramoperationisone16-位
文字.
便条:
theflashexternalpumpvoltage(v
CCP
)isrequiredforalloperations(程序,擦掉,
andread).
executioncanoccurfromonebankwhileprogramming/erasinganyorallsectorsofanotherbank.不管怎样,
executioncannotoccurfromanysectorwithinabankthatisbeingprogrammedorerased.
formoredetailedinformationonflashprogramanderaseoperations,seethe
TMS470R1xF05FlashReference
手册
(literaturenumberspnu213).
HETRAM
thea288devicecontainshetram.thehetramhasa64-instructioncapability.thehetramis
configurablebythesysmoduletobeaddressedwithintherangeof0x0000_0000to0xffe0_0000.thehet
ramisaddressedthroughmemoryselect4.
XORShare
thea288hetperipheralcontainsthexor-sharefeature.thisfeatureallowstwoadjacenthethigh-决议
channelstobexoredtogether,makingitpossibletooutputsmallerpulsesthanastandardhet.formore
detailedinformationonthehetxor-sharefeature,seethe
tms470r1xhigh-endtimer(het)涉及
手册
(literaturenumberspnu199).
thea288deviceuses10ofthe16peripheralselectstodecodethebaseaddressesoftheperipherals.这些
peripheralselectsarefixedandtransparenttotheuserbecausetheyarepartofthedecodingschemeusedby
thesysmodule.
controlregistersfortheperipherals,sysmodule,andflashbeginatthebaseaddressesshowninTable4.
table4.a288peripherals,systemmodule,andflashbaseaddresses
ADDRESSRANGE
CONNECTINGMODULEPERIPHERALSELECTS
BASEADDRESSENDINGADDRESS
system0xffff_ffd00xffff_ffffn/一个
reserved0xffff_ff700xffff_ffcbn/一个
dwd0xffff_ff600xffff_ff6fn/一个
psa0xffff_ff400xffff_ff5fn/一个
cim0xffff_ff200xffff_ff3fn/一个
rti0xffff_ff000xffff_ff1fn/一个
dma0xffff_fe800xffff_feffn/一个
dec0xffff_fe000xffff_fe7fn/一个
reserved0xffff_fd800xffff_fdffn/一个
mmc0xffff_fd000xffff_fd7fn/一个
iem0xffff_fc000xffff_fcffn/一个
reserved0xffff_fb000xffff_fbffn/一个
reserved0xffff_fa000xffff_faffn/一个
dmacmdbuffer0xffff_f8000xffff_f9ffn/一个
msm0xffff_f7000xffff_f7ffn/一个
reserved0xfff8_00000xffff_f6ffn/一个
reserved0xfff7_fd000xfff7_ffff
PS[0]
het0xfff7_fc000xfff7_fcff
19
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