J7, J6: Serial Ports; J8: Floppy Drive Connector - Intel AI5VG User Manual

5.5 J7, J6: Serial Ports

The onboard serial ports of the AI5VG are 10 pin-header connectors. J7
is COM1 and J6 is COM2. The following table shows the pin out of the
these connectors.

5.6 J8: Floppy Drive Connector

J8 of the AI5VG 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
AI5VG Pentium VP3 Baby AT Motherboard User's Manual
Chapter 5 Installation
Pin # Signal Name
1 DCD, Data carrier detect
2 RXD, Receive data
3 TXD, Transmit data
4 DTR, Data terminal ready
5 GND, ground
6 DSR, Data set ready
7 RTS, Request to send
8 CTS, Clear to send
9 RI, Ring indicator
10 Not Used
Pin # Pin # Signal Name
1 2 RM/LC
3 4 No connect
5 6 No connect
7 8
9 10 Motor enable 0
11 12 Drive select 1
13 14 Drive select 0
15 16 Motor enable 1
17 18 Direction
19 20
21 22 Write data
23 24 Write gate
25 26 Track 00
27 28 Write protect
29 30 Read data
31 32 Side 1 select
33 34 Diskette change
Index
Step
23