參數(shù)資料
型號(hào)： TS68EN360
廠商： Atmel Corp.
英文描述： 32-bitQuad Integrated Communication Controller
中文描述： 32位四路綜合通信控制器
文件頁(yè)數(shù)： 6/82頁(yè)
文件大小： 874K
代理商： TS68EN360
6
TS68EN360
2113A–HIREL–03/02
SignalIndex
Table1.
SystemBusSignalIndex(NormalOperation)
Group
SignalName
Mnemonic
Function
Address
AddressBus
A27-A0
Lower27bitsofaddressbus.(I/O)
AddressBus/ByteWrite
Enables
A31-A28
WE3-WE0
Upperfourbitsofaddressbus(I/O),orbytewriteenable
signals(O)foraccessestoexternalmemoryorperipherals.
FunctionCodes
FC3-FC0
Identifiestheprocessorstateandtheaddressspaceofthe
currentbuscycle.(I/O)
Data
DataBus31-16
D31-D16
Upper16-bitdatabususedtotransferbyteorworddata.
Usedin16-bitbusmode.(I/O)
DataBus15-0
D15-D0
Lower16-bitdatabususedtotransfer3-byteorlong-word
data.(I/O)
Notusedin16-bitbusmode.
Parity
Parity2-0
PRTY2-PRTY0
Paritysignalsforbytewrites/readsfrom/toexternalmemory
module.(I/O)
Parity3/16BM
PRTY3/16BM
Paritysignalsforbytewrites/readsfrom/toexternalmemory
moduleordefines16-bitbusmode.(I/O)
ParityError
PERR
Indicatesaparityerrorduringareadcycle.(O)
Memory
Controller
ChipSelect
RowAddressSelect7
InterruptAcknowledge7
CS
RAS7
IACK7
EnablesperipheralsorDRAMsatprogrammedaddresses
(O)orinterruptlevel7acknowledgeline.(O)
ChipSelect6-0
RowAddressSelect6-0
CS6-CS0
RAS6-RAS0
EnablesperipheralsorDRAMsatprogrammedaddresses.
(O)
ColumnAddressSelect
3-0/Interrupt
Acknowledge1,2,3,6
CAS3-CAS0/
IACK6,3,2,1
DRAMcolumnaddressselectorinterruptlevelacknowledge
lines.(O)
BusArbitration
BusRequest
BR
Indicatesthatanexternaldevicerequiresbusmastership.(I)
BusGrant
BG
Indicatesthatthecurrentbuscycleiscompleteandthe
QUICChasrelinquishedthebus.(O)
BusGrandAcknowledge
BGACK
Indicatesthatanexternaldevicehasassumedbus
mastership.(I)
Read-Modify-WriteCycle
InitialConfiguration0
RMC
CONFIG0
Identifiesthebuscycleaspartofanindivisible
read-modify-writeoperation(I/O)orinitialQUICC
configurationselect.(I)
BusClearOut/Initial
Configuration1/Row
AddressSelect2
Double-Drive
BCLRO/CONFIG1/
RAS2DD
Indicatesthataninternaldevicerequirestheexternalbus
(Open-DrainO)orinitialQUICCconfigurationselect(I)or
rowaddressselect2double-driveoutput.(O)
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TS68EN360DES01MXAL 制造商:ATMEL 制造商全稱(chēng):ATMEL Corporation 功能描述:32-bitQuad Integrated Communication Controller
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TS68EN360DES02MXAL 制造商:ATMEL 制造商全稱(chēng):ATMEL Corporation 功能描述:32-bitQuad Integrated Communication Controller
TS68EN360DES02MXCL 制造商:ATMEL 制造商全稱(chēng):ATMEL Corporation 功能描述:32-bitQuad Integrated Communication Controller
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