Pin assignments

The following table lists the pin numbers and their respective signals:

IDE Connector (PRIMARY IDE)

Pin

Signal

Pin

Signal

1

Reset

2

GND

 

 

 

 

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

GND

20

N.C.

21

N.C,

22

GND

 

 

 

 

23

IOW

24

GND

 

 

 

 

25

IOR

26

GND

 

 

 

 

27

IORDY

28

BALE

29

N.C.

30

GND

 

 

 

 

31

IRQ 14

32

-I/O CS16

 

 

 

 

33

A1

34

N.C.

 

 

 

 

35

A0

36

A2

37

CS0

38

CS1

 

 

 

 

39

-ACT

40

GND

 

 

 

 

IDE LED (IDE LED)

You can connect an LED to indicate that an IDE device is in use. The pin assignments for this jumper are as follows:

IDE LED pin assignments (IDE LED)

Pin Function

1-R/W IDE

2Pull high

Chapter 2 Installation 19

Page 27
Image 27
Intel SBC-455 manual Ide Led Ide Led