AT91SAM9263_09 Datasheet, PDF (7/51 Pages) ATMEL Corporation – AT91 ARM Thumb Microcontrollers

AT91SAM9263 Preliminary
Table 3-1. Signal Description List (Continued)
Signal Name
Function
Type
Active
Level Comments
CompactFlash Support
EBI0_CFCE1 - EBI0_CFCE2 CompactFlash Chip Enable
Output
Low
EBI0_CFOE
CompactFlash Output Enable
Output
Low
EBI0_CFWE
CompactFlash Write Enable
Output
Low
EBI0_CFIOR
CompactFlash IO Read
Output
Low
EBI0_CFIOW
CompactFlash IO Write
Output
Low
EBI0_CFRNW
CompactFlash Read Not Write
Output
EBI0_CFCS0 - EBI0_CFCS1 CompactFlash Chip Select Lines
Output
Low
NAND Flash Support
EBIx_NANDCS
NAND Flash Chip Select
Output
Low
EBIx_NANDOE
NAND Flash Output Enable
Output
Low
EBIx_NANDWE
NAND Flash Write Enable
Output
Low
SDRAM Controller
EBIx_SDCK
SDRAM Clock
Output
EBIx_SDCKE
SDRAM Clock Enable
Output
High
EBIx_SDCS
SDRAM Controller Chip Select
Output
Low
EBIx_BA0 - EBIx_BA1
Bank Select
Output
EBIx_SDWE
SDRAM Write Enable
Output
Low
EBIx_RAS - EBIx_CAS
Row and Column Signal
Output
Low
EBIx_SDA10
SDRAM Address 10 Line
Output
Multimedia Card Interface
MCIx_CK
Multimedia Card Clock
Output
MCIx_CDA
Multimedia Card Slot A Command
I/O
MCIx_CDB
Multimedia Card Slot B Command
I/O
MCIx_DA0 - MCIx_DA3
Multimedia Card Slot A Data
I/O
MCIx_DB0 - MCIx_DB3
Multimedia Card Slot B Data
I/O
Universal Synchronous Asynchronous Receiver Transmitter USART
SCKx
USARTx Serial Clock
I/O
TXDx
USARTx Transmit Data
I/O
RXDx
USARTx Receive Data
Input
RTSx
USARTx Request To Send
Output
CTSx
USARTx Clear To Send
Input
Synchronous Serial Controller SSC
TDx
SSCx Transmit Data
Output
RDx
SSCx Receive Data
Input
7
6249GS–ATARM–06-Jan-09