Datasheet

165
SAM9263 [DATASHEET]
Atmel-6249N-ATARM-SAM9263-Datasheet_14-Mar-16
20.3 I/O Lines Description
Table 20-1. EBI0 I/O Lines Description
Name Function Type Active Level
EBI
EBI0_D0–EBI0_D31 Data Bus I/O
EBI0_A0–EBI0_A25 Address Bus Output
EBI0_NWAIT External Wait Signal Input Low
SMC
EBI0_NCS0–EBI0_NCS5 Chip Select Lines Output Low
EBI0_NWR0–EBI0_NWR3 Write Signals Output Low
EBI0_NRD Read Signal Output Low
EBI0_NWE Write Enable Output Low
EBI0_NBS0–EBI0_NBS3 Byte Mask Signals Output Low
EBI for 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 I/O Read Signal Output Low
EBI0_CFIOW CompactFlash I/O Write Signal Output Low
EBI0_CFRNW CompactFlash Read Not Write Signal Output
EBI0_CFCS0–EBI0_CFCS1 CompactFlash Chip Select Lines Output Low
EBI for NAND Flash Support
EBI0_NANDCS NAND Flash Chip Select Line Output Low
EBI0_NANDOE NAND Flash Output Enable Output Low
EBI0_NANDWE NAND Flash Write Enable Output Low
SDRAM Controller
EBI0_SDCK SDRAM Clock Output
EBI0_SDCKE SDRAM Clock Enable Output High
EBI0_SDCS SDRAM Controller Chip Select Line Output Low
EBI0_BA0–EBI0_BA1 Bank Select Output
EBI0_SDWE SDRAM Write Enable Output Low
EBI0_RAS - EBI0_CAS Row and Column Signal Output Low
EBI0_NWR0–EBI0_NWR3 Write Signals Output Low
EBI0_NBS0–EBI0_NBS3 Byte Mask Signals Output Low
EBI0_SDA10 SDRAM Address 10 Line Output