J9: Floppy Drive Connector; J10: Usb Connector - TMC AI5TT User Manual

Chapter 5 Installation

5.7 J9: Floppy Drive Connector

J9 is a 34-pin header and will support up to 2.88MB floppy drives.
Signal Name
Ground
Ground
Ground
Ground
Ground
Ground
Ground
Ground
Ground
Ground
Ground
Ground
Ground
Ground
Ground
Ground
Ground

5.8 J10: USB Connector

J10 is the onboard USB headers for the optional USB connector. The
following table shows the pin outs of these connectors.
1 5
2 6
3 7
4 8
USB
24 AI5TT Pentium Baby AT Motherboard User's Manual
Pin # Pin #
1 2
3 4
5 6
7 8
9 10 Motor enable 0
11 12
13 14
15 16 Motor enable 1
17 18
19 20
21 22
23 24
25 26
27 28
29 30
31 32
33 34 Diskette change
Pin # Signal Name
1 5 Vcc
2 6 USB-
3 7 USB+
4 8 Ground
Signal Name
RM/LC
No connect
No connect
Index
Drive select 1
Drive select 0
Direction
Step
Write data
Write gate
Track 00
Write protect
Read data
Side 1 select