Intel AI5VG Benutzerhandbuch
Chapter 5 Installation
AI5VG Pentium VP3 Baby AT Motherboard User’s Manual
23
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.
is COM1 and J6 is COM2. The following table shows the pin out of the
these connectors.
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
5.6 J8: Floppy Drive Connector
J8 of the AI5VG is a 34-pin header and will support up to 2.88MB floppy
drives.
drives.
Signal Name
Pin #
Pin #
Signal Name
Ground 1 2 RM/LC
Ground 3 4 No
Ground 3 4 No
connect
Ground 5 6 No
connect
Ground 7 8
Index
Ground
9
10
Motor enable 0
Ground
11
12
Drive select 1
Ground
13
14
Drive select 0
Ground
15
16
Motor enable 1
Ground 17
18 Direction
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