Seagate ST9144 manual Pin AT interface connector assignments, Pin Signal

Page 13

ST9144 Family Installation Guide, Rev. B

11

 

 

 

44-Pin AT interface connector assignments

Pin

Signal

I/O

Pin

Signal

I/O

 

 

 

 

 

 

 

 

 

 

 

 

01

/Host Reset

O

02

Ground

 

03

Host Data 7

I/O

04

Host Data 8

I/O

05

Host Data 6

I/O

06

Host Data 9

I/O

07

Host Data 5

I/O

08

Host Data 10

I/O

09

Host Data 4

I/O

10

Host Data 11

I/O

11

Host Data 3

I/O

12

Host Data 12

I/O

13

Host Data 2

I/O

14

Host Data 13

I/O

15

Host Data 1

I/O

16

Host Data 14

I/O

17

Host Data 0

I/O

18

Host Data 15

I/O

19

Ground

 

20

Key

No Pin

21

Reserved

 

22

Ground

 

23

/HIOW

O

24

Ground

 

25

/HIOR

O

26

Ground

 

27

Reserved

 

28

Reserved

 

29

Reserved

 

30

Ground

 

31

IRQ 14

I

32

/Host IO16 (AT)

I

33

Host ADDR 1

O

34

/PDIAG (16)

Notes

35

Host ADDR 0

O

36

Host ADDR 2

O

37

/Host CS0

O

38

/Host CS1

O

39

/DASP

Notes

40

Ground

 

41

+5 VDC (Logic)

 

42

+5 VDC (Motor)

 

43

Ground

 

44

Reserved

 

/indicates active low signal. Direction is with respect to the host. I indicates to the host, O indicates from the host. Reserved pins/ground do not have direction. /PDIAG and /DASP are used for communication between master and slave drives.

Image 13
Contents ST9051A, ST9052A ST9077A, ST9096A ST9144A Contents Read before you begin SeaFONE 408/438-8222 SeaFAX 408/438-2620SeaBOARD BBS Location Modem Number Maximum Baud Rate Installation overviewST9144 Family Installation Guide, Rev. B ST9144 family AT interface drives Default drive geometryMBytes Sectors×Heads×Cylinders ≤ Total Sectors per DriveSect Total Model Cyl MBytes F Heads DriveSupported system Bios revisions Drive configuration ST9144 family AT drive setup Drive Formatting Pin Signal Pin AT interface connector assignmentsST9051A power management mode descriptions Power management mode descriptionsPage ST9144 Family Installation Guide, Rev. B Approved mounting orientations Drive mountingInstallation trouble-shooting Mounting specificationsST9144 Family Installation Guide, Rev. B Page Page Page Page Page Page Page Page Publication Number 36182-001, Rev. B