Apple Macintosh XL Serial A
25 PIN D-SUB CONNECTOR
Pin |
Name |
Description |
1 |
GND |
Ground |
2 |
TxD |
Transmit Data line |
3 |
RxD |
Receive Data line |
4 |
RTS |
Request To Send |
5 |
CTS |
Clear To Send |
6 |
DSR |
Data Set Ready |
7 |
GND |
Ground |
8 |
DCD |
Data Carrier Detect |
9 |
n/c |
Not connected |
10 |
n/c |
Not connected |
11 |
n/c |
Not connected |
12 |
n/c |
Not connected |
13 |
n/c |
Not connected |
14 |
n/c |
Not connected |
15 |
TxC |
Connected to TRxCA |
16 |
n/c |
Not connected |
17 |
RxC |
Connected to RTxCA |
18 |
n/c |
Not connected |
19 |
n/c |
Not connected |
20 |
n/c |
Not connected |
21 |
n/c |
Not connected |
22 |
n/c |
Not connected |
23 |
n/c |
Not connected |
24 |
TEXT |
Connected to TRxCA |
25 |
n/c |
Not connected |
Copyright © The Hardware Book Team 1996-2004.
May be copied and redistributed, partially or in whole, as appropriate.
Document last modified: 2002-01-10