參數(shù)資料
型號(hào): HB2881000A5
廠商: Hitachi,Ltd.
英文描述: FLASH ATA Card 1 GByte
中文描述: 閃存卡1 GByte的阿拉木圖
文件頁(yè)數(shù): 14/66頁(yè)
文件大?。?/td> 168K
代理商: HB2881000A5
HB2881000A5
14
(2) Memory address map
Task File Register Read Access Mode (2)
Mode
-REG
-CE2
-CE1
A0
-OE
-WE
-IORD -IOWR D8 to D15 D0 to D7
Standby mode
×
H
H
×
×
×
×
×
High-Z
High-Z
Byte access (8-bit)
H
H
L
L
L
H
H
H
High-Z
even byte
H
H
L
H
L
H
H
H
High-Z
odd byte
Word access (16-bit)
H
L
L
×
×
L
H
H
H
odd byte
even byte
Odd byte access (8-bit)
Note:
×
: L or H
H
L
H
L
H
H
H
odd byte
High-Z
Task File Register Write Access Mode (2)
Mode
-REG
-CE2
-CE1
A0
-OE
-WE
-IORD -IOWR D8 to D15 D0 to D7
Standby mode
×
H
H
×
×
×
×
×
Don’t care Don’t care
Byte access (8-bit)
H
H
L
L
H
L
H
H
Don’t care even byte
H
H
L
H
H
L
H
H
Don’t care odd byte
Word access (16-bit)
H
L
L
×
×
H
L
H
H
odd byte
even byte
Odd byte access (8-bit)
Note:
×
: L or H
H
L
H
H
L
H
H
odd byte
Don’t care
Task File Register Access Timing Example (2)
Dout
A0 to A10
-REG
-CE2/-CE1
-OE
-WE
D0 to D15
read cycle
write cycle
Din
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