at91cap7e ATMEL Corporation, at91cap7e Datasheet - Page 6

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

Table 3-1.
6
Signal Name
PB0 - PB31
D0 - D31
A0 - A25
NWAIT
NCS0 - NCS7
NWR0 -NWR3
NRD
NWE
NBS0 - NBS3
CFCE1 - CFCE2
CFOE
CFWE
CFIOR
CFIOW
CFRNW
CFCS0 - CFCS1
NANDCS
NANDOE
NANDWE
SDCK
SDCKE
SDCS
BA0 - BA1
SDWE
RAS - CAS
SDA10
SCKx
AT91CAP7E
Signal Description by Peripheral (Continued)
Universal Synchronous Asynchronous Receiver Transmitter USART
Function
Parallel IO Controller B
Data Bus
Address Bus
External Wait Signal
Chip Select Lines
Write Signal
Read Signal
Write Enable
Byte Mask Signal
CompactFlash Chip Enable
CompactFlash Output Enable
CompactFlash Write Enable
CompactFlash IO Read
CompactFlash IO Write
CompactFlash Read Not Write
CompactFlash Chip Select Lines
NAND Flash Chip Select
NAND Flash Output Enable
NAND Flash Write Enable
SDRAM Clock
SDRAM Clock Enable
SDRAM Controller Chip Select
Bank Select
SDRAM Write Enable
Row and Column Signal
SDRAM Address 10 Line
USARTx Serial Clock
Static Memory Controller - SMC
External Bus Interface - EBI
CompactFlash Support
NAND Flash Support
SDRAM Controller
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Type
Input
I/O
I/O
I/O
Active
Level
High
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Comments
access via MPIO0 - MPIO31
Pulled-up input at reset;
access D16 - D31 via PIOA
0 at reset; access A23-A25 via
PIOA
access via PIOA
access NCS4 - NCS7 via
PIOA
access via PIOA
access via PIOA
access via PIOA
access via PIOA
access via PIOA
access via PIOA
8549A–CAP–10/08