Datasheet

9
6289CS–ATARM–28-May-09
AT91SAM9R64/RL64
NAND Flash Support
NANDCS NAND Flash Chip Select Output Low
NANDOE NAND Flash Output Enable Output Low
NANDWE NAND Flash Write Enable Output Low
SDRAM Controller
SDCK SDRAM Clock Output
SDCKE SDRAM Clock Enable Output High
SDCS SDRAM Controller Chip Select Output Low
BA0 - BA1 Bank Select Output
SDWE SDRAM Write Enable Output Low
RAS - CAS Row and Column Signal Output Low
SDA10 SDRAM Address 10 Line Output
Multimedia Card Interface MCI
CK Multimedia Card Clock I/O
CDA Multimedia Card Slot A Command I/O
DA0 - DA3 Multimedia Card Slot A Data I/O
Universal Synchronous Asynchronous Receiver Transmitter USARTx
SCKx USARTx Serial Clock I/O SCKx not present on AT91SAM9R64.
TXDx USARTx Transmit Data I/O
RXDx USARTx Receive Data Input
RTSx USARTx Request To Send Output
RTS0, RTS2, RTS3 not present on
AT91SAM9R64.
CTSx USARTx Clear To Send Input
CTS0, CTS2, CTS3 not present on
AT91SAM9R64.
DTR0 USART0 Data Terminal Ready I/O Not present on AT91SAM9R64.
DSR0 USART0 Data Set Ready Input Not present on AT91SAM9R64.
DCD0 USART0 Data Carrier Detect Output Not present on AT91SAM9R64.
RI0 USART0 Ring Indicator Input Not present on AT91SAM9R64.
Synchronous Serial Controller - SSCx
TD0 - TD1 SSC Transmit Data Output TD1 not present on AT91SAM9R64.
RD0 - RD1 SSC Receive Data Input RD1 not present on AT91SAM9R64.
TK0 - TK1 SSC Transmit Clock I/O TK1 not present on AT91SAM9R64.
RK0 - RK1 SSC Receive Clock I/O RK1 not present on AT91SAM9R64.
TF0 - TF1 SSC Transmit Frame Sync I/O TF1 not present on AT91SAM9R64.
RF0 - RF1 SSC Receive Frame Sync I/O RF1 not present on AT91SAM9R64.
Table 3-1. Signal Description List (Continued)
Signal Name Function Type
Active
Level Comments