Appendix. a i/o port pin assignment, A.1ide port, Ide port – COMMELL FS-977 User Manual

Page 27: A.1 ide port

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Appendix. A I/O Port Pin Assignment

A.1 IDE

Port

2
1

40
39

Connector: IDE1, IDE2

Type: 40-pin (2 x 20) box header

Pin Description

1 Reset

2 Ground

3 D7

4 D8

5 D6

6 D9

7 D5

8 D10

9 D4

10 D11

11 D3

12 D12

13 D2

14 D13

15 D1

16 D14

17 D0

18 D15

19 Ground

20 N/C

(Vcc)

21 REQ

22 Ground

23 IOW-/STOP

24 Ground

25 IOR-/HDMARDY

26 Ground

27 IORDY/DDMARDY

28 IDESEL

29 DACK-

30 Ground

31 IRQ

32 N/C

33 A1

34 CBLID

35 A0

36 A2

CS0 (MASTER CS)

CS1 (SLAVE CS)

39 LED

ACT-

40 Ground

FS-977 User’s Manual