Specifications

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INTEL OEM PRODUCTS AND SERVICES DIVISION PRELIMINARY - REV 0.1

Classic/PCI i486 Baby-AT Motherboard Technical Product Summary

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Page

Signal Name Pin

Number

Signal Name

Ground

FDHDIN

Ground 3 4 Reserved

Key 5 6 FDEDIN

Ground 7 8 Index-

Ground 9 10 Motor Enable A-

Ground 11 12 Drive Select B-

Ground 13 14 Drive Select A-

Ground 15 16 Motor Enable B-

Ground 17 18 DIR-

Ground 19 20 STEP-

Ground 21 22 Write Data-

Ground 23 24 Write Gate-

Ground 25 26 Track 00-

Ground 27 28 Write Protect-

Ground 29 30 Read Data-

Ground 31 32 Side 1 Select-

Ground 33 34 Diskette Change-

Table H-13. Floppy Disk Connector Pin Definition

IDE CONNECTOR (J9F3)

Signal Name Pin

Number

Signal Name

Reset IDE

Ground

Host Data 7 3 4 Host Data 8

Host Data 6 5 6 Host Data 9

Host Data 5 7 8 Host Data 10

Host Data 4 9 10 Host Data 11

Host Data 3 11 12 Host Data 12

Host Data 2 13 14 Host Data 13

Host Data 1 15 16 Host Data 14

Host Data 0 17 18 Host Data 15

Ground 19 20 Key

DRQ3 21 22 Ground

I/O Write- 23 24 Ground

I/O Read- 25 26 Ground

IOCHRDY 27 28 BALE

DACK3- 29 30 Ground

IRQ14 31 32 IOCS16-

Addr 1 33 34 Ground

Addr 0 35 36 Addr 2

Chip Select 0- 37 38 Chip Select 1-

Activity 39 40 Ground

Table H-14. IDE Connector Pin Definition