Rainbow Electronics AT91CAP9S250A User Manual
Page 148
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148
6264A–CAP–21-May-07
AT91CAP9S500A/AT91CAP9S250A
Table 21-3.
EBI Pins and External Devices Connections
Signals
Pins of the Interfaced Device
SDRAM
Mobile DDR
Burst
CellularRAM
CompactFlash
CompactFlash
True IDE Mode
NAND Flash
Controller
DDR/SDRAMC
DDR/SDRAMC
BCRAMC
SMC
D0 - D7
D0 - D7
D0 - D7
D0 - D7
D0 - D7
D0 - D7
AD0-AD7
D8 - D15
D8 - D15
D8 - D15
D8 - D15
D8 - D15
D8 - D15
AD8-AD15
D16 - D31
D16 - D31
–
–
–
–
–
A0/NBS0
DQM0
DQM0
DQM0
A0
A0
–
A1/NWR2/NBS2
DQM2
–
DQM2
A1
A1
–
A2 - A10
A[0:8]
A[0:8]
A[0:8]
A[2:10]
A[2:10]
–
A11
A9
A9
A9
–
–
–
SDA10
A10
A10
–
–
–
–
A12
–
–
A10
–
–
–
A13 - A14
A[11:12]
A[11:12]
A[11:12]
–
–
–
A15
–
A13
A13
–
–
–
A16/BA0
BA0
BA0
A14
–
–
–
A17/BA1
BA1
BA1
A15
–
–
–
A18 - A20
–
–
A[16:18]
–
–
–
A21
–
–
A19
–
–
ALE
(3)
A22
–
–
A20
REG
REG
CLE
(3)
A23 - A24
–
–
A[21:22]
–
–
–
A25
–
–
A23
CFRNW
(1)
CFRNW
(1)
–
NCS0
–
–
–
–
–
–
NCS1/BCCS
–
–
CS
–
–
–
NCS2
–
–
–
–
–
–
NCS3/NANDCS
–
–
–
–
–
–
NCS4/CFCS0
–
–
–
CFCS0
(1)
CFCS0
(1)
–
NCS5/CFCS1
–
–
–
CFCS1
(1)
CFCS1
(1)
–
SDCS
CS
CS
–
–
–
–
NANDOE
–
–
–
–
–
OE
NANDWE
–
–
–
–
–
WE
NRD/CFOE
–
–
–
OE
–
–
NWR0/NWE/CFWE
–
–
–
WE
WE
–
NWR1/NBS1/CFIOR
DQM1
DQM1
DQM1
IOR
IOR
–
NWR3/NBS3/CFIOW
DQM3
–
DQM3
IOW
IOW
–
CFCE1
–
–
–
CE1
CS0
–
CFCE2
–
–
–
CE2
CS1
–
BCCK
–
–
CLK
–
–
–