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AT91SAM9261S Datasheet(PDF) 6 Page - ATMEL Corporation |
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AT91SAM9261S Datasheet(HTML) 6 Page - ATMEL Corporation |
6 / 39 page 6 6242ES–ATARM–11-Sep-09 AT91SAM9261S AIC IRQ0 - IRQ2 External Interrupt Inputs Input FIQ Fast Interrupt Input Input PIO PA0 - PA31 Parallel IO Controller A I/O Pulled-up input at reset PB0 - PB31 Parallel IO Controller B I/O Pulled-up input at reset PC0 - PC31 Parallel IO Controller C I/O Pulled-up input at reset EBI D0 - D31 Data Bus I/O Pulled-up input at reset A0 - A25 Address Bus Output 0 at reset NWAIT External Wait Signal Input Low SMC NCS0 - NCS7 Chip Select Lines Output Low NWR0 - NWR3 Write Signal Output Low NRD Read Signal Output Low NWE Write Enable Output Low NBS0 - NBS3 Byte Mask Signal Output Low CompactFlash Support CFCE1 - CFCE2 CompactFlash Chip Enable Output Low CFOE CompactFlash Output Enable Output Low CFWE CompactFlash Write Enable Output Low CFIOR CompactFlash IO Read Output Low CFIOW CompactFlash IO Write Output Low CFRNW CompactFlash Read Not Write Output CFCS0 - CFCS1 CompactFlash Chip Select Lines Output Low NAND Flash Support NANDOE NAND Flash Output Enable Output Low NANDWE NAND Flash Write Enable Output Low NANDCS NAND Flash Chip Select 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 MCCK Multimedia Card Clock Output MCCDA Multimedia Card A Command I/O MCDA0 - MCDA3 Multimedia Card A Data I/O Table 3-1. Signal Description by Peripheral (Continued) Signal Name Function Type Active Level Comments |
Similar Part No. - AT91SAM9261S_09 |
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Similar Description - AT91SAM9261S_09 |
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