ide管脚界说图

引脚界说

1

/RESET

Ground

3

DD7

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Data 8

5

DD6

” src=”mhtml:/article/UploadPic/2008-1/2008131124444100.gif” width=32 border=0>

Data 9

7

DD5

” src=”mhtml:/article/UploadPic/2008-1/2008131124444100.gif” width=32 border=0>

Data 10

9

DD4

” src=”mhtml:/article/UploadPic/2008-1/2008131124444100.gif” width=32 border=0>

Data 11

11

DD3

” src=”mhtml:/article/UploadPic/2008-1/2008131124444100.gif” width=32 border=0>

Data 12

13

DD2

” src=”mhtml:/article/UploadPic/2008-1/2008131124444100.gif” width=32 border=0>

Data 13

15

DD1

” src=”mhtml:/article/UploadPic/2008-1/2008131124444100.gif” width=32 border=0>

Data 14

17

DD0

” src=”mhtml:/article/UploadPic/2008-1/2008131124444100.gif” width=32 border=0>

Data 15

19

GND

Ground

20

KEY

–

Key

21

n/c

–

Not connected

22

GND

Ground

23

/IOW

Ground

25

/IOR

Ground

27

IO_CH_RDY

28

ALE

Ground

31

IRQR

Interrupt Request

32

/IOCS16

?

IO ChipSelect 16

33

DA1

” src=”mhtml:/article/UploadPic/2008-1/2008131124443689.gif” width=32 border=0>

Address 0

36

DA2

” src=”mhtml:/article/UploadPic/2008-1/2008131124443689.gif” width=32 border=0>

(1F0-1F7)

38

/IDE_CS1

” src=”mhtml:/article/UploadPic/2008-1/2008131124443689.gif” width=32 border=0>

Led driver

40

GND

Ground