AT91SAM7SE32-AU 查看數據表（PDF） - Atmel Corporation

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AT91SAM7SE32-AU

AT91 ARM Thumb-based Microcontrollers

Atmel Corporation 

Table 3-1. Signal Description List (Continued)

Signal Name

NANDCS

NANDOE

NANDWE

NANDCLE

NANDALE

SDCK

SDCKE

SDCS

BA[1:0]

SDWE

RAS - CAS

NBS[3:0]

SDA10

Function

Type

EBI for NAND Flash Support

NAND Flash Chip Select Line

Output

NAND Flash Output Enable

Output

NAND Flash Write Enable

Output

NAND Flash Command Line Enable

Output

NAND Flash Address Line Enable

Output

SDRAM Controller

SDRAM Clock

Output

SDRAM Clock Enable

Output

SDRAM Controller Chip Select Line

Output

Bank Select

Output

SDRAM Write Enable

Output

Row and Column Signal

Output

Byte Mask Signals

Output

SDRAM Address 10 Line

Output

Active

Level

Low

Low

Low

Low

Low

High

Low

Low

Low

Low

Comments

Tied low after reset

8 AT91SAM7SE512/256/32 [Advance Information Summary]

6222AS–ATARM–21-Aug-06

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