Datasheet > AT91SAM7SE512

AT91SAM7SE512

更新时间： 2023-12-06 19:52:06

品牌	Logo	应用领域
美国微芯 - MICROCHIP		/
页数	文件大小	规格书
682页	5953K
描述
Microchip's ARM?-based SAM7SE512 is a member of the SAM7SE series of flash microcontrollers based

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数据手册

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AT91SAM7SE512 数据手册

Table 3-1.

Signal Description List (Continued)

Active

Level

Signal Name

Function

Type

EBI for NAND Flash Support

Comments

NANDCS

NANDOE

NANDWE

NANDCLE

NANDALE

NAND Flash Chip Select Line

Output

Low

NAND Flash Output Enable

NAND Flash Write Enable

NAND Flash Command Line Enable

NAND Flash Address Line Enable

SDRAM Controller

Output

SDCK

SDRAM Clock

Tied low after reset

SDCKE

SDCS

SDRAM Clock Enable

Output

High

Low

SDRAM Controller Chip Select Line

Bank Select

Output

BA[1:0]

SDWE

SDRAM Write Enable

Row and Column Signal

Byte Mask Signals

Low

RAS - CAS

NBS[3:0]

SDA10

SDRAM Address 10 Line

Note:

1. Refer to Section 6. ”I/O Lines Considerations” .

SAM7SE512/256/32

6222H–ATARM–25-Jan-12

1...5 6 789 10 11...682

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