HB288128A6 Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics

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HB288128A6

FLASH ATA Card 1 GByte/800 MByte/640 MByte/448 MByte/320 MByte 256 MByte/192 MByte/160 MByte/128 MByte 96 MByte/64 MByte/32 MByte

Hitachi -> Renesas Electronics 

HB2881000/800/640/448/320/256/192/160/128/096/064/032A6

(2) Memory address map

Task File Register Read Access Mode (2)

Mode

-REG -CE2 -CE1 A0

Standby mode

×

H

H

×

Byte access (8-bit)

H

H

L

L

H

H

L

H

Word access (16-bit) H

L

L

×

Odd byte access (8-bit) H

L

H

×

Note: ×: L or H

-OE -WE -IORD -IOWR D8 to D15 D0 to D7

×

×

×

×

High-Z High-Z

L

H

H

H

High-Z even byte

L

H

H

H

High-Z odd byte

L

H

H

H

odd byte even byte

L

H

H

H

odd byte High-Z

Task File Register Write Access Mode (2)

Mode

-REG -CE2 -CE1 A0

Standby mode

×

H

H

×

Byte access (8-bit)

H

H

L

L

H

H

L

H

Word access (16-bit) H

L

L

×

Odd byte access (8-bit) H

L

H

×

Note: ×: L or H

-OE -WE -IORD -IOWR D8 to D15 D0 to D7

×

×

×

×

Don’t care Don’t care

H

L

H

H

Don’t care even byte

H

L

H

H

Don’t care odd byte

H

L

H

H

odd byte even byte

H

L

H

H

odd byte Don’t care

Task File Register Access Timing Example (2)

A0 to A10

-REG

-CE2/-CE1

-OE

-WE

D0 to D15

Dout

read cycle

Din

write cycle

14

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