at91cap7e ATMEL Corporation, at91cap7e Datasheet - Page 116

• Manufacturer Part Number: at91cap7e
• Description: Customizable Microcontroller
• Manufacturer: ATMEL Corporation

20.2
Figure 20-1. Organization of the External Bus Interface
116
Bus Matrix
Block Diagram
Address Decoders
AT91CAP7E
AHB
Figure 20-1
Chip Select
shows the organization of the External Bus Interface.
Assignor
APB
Controller
Controller
Memory
SDRAM
Static
External Bus Interface
User Interface
CompactFlash
NAND Flash
Logic
Logic
Logic
MUX
PIO
D[15:0]
A0/NBS0
A1/NWR2/NBS2
A[15:2], A[22:18]
A16/BA0
A17/BA1
NCS0
NCS1/SDCS
NCS2
NCS3/NANDCS
NRD/CFOE
NWR0/NWE/CFWE
NWR1/NBS1/CFIOR
NWR3/NBS3/CFIOW
SDCK
SDCKE
RAS
CAS
SDWE
SDA10
D[31:16]
A[24:23]
A25/CFRNW
NCS4/CFCS0
NCS5/CFCS1
NCS6/NANDOE
NCS7/NANDWE
CFCE1
CFCE2
NWAIT
8549A–CAP–10/08