Распиновка, расположение выводов и внешний вид последовательного интерфейса:
Macintosh Serial
Available on Macintosh Mac 512KE and earlier.
(at the Computer)
(at the Equipment)
9 PIN D-SUB FEMALE at the computer.
9 PIN D-SUB MALE at the mouse cable.
Pin
Name
Dir
Description
1
GND
Ground
2
+5V
+5 VDC. Don’t use this one, it may be converted into
output handshake in later equipment.
3
GND
Ground
4
Tx+
Transmit Data, positive going component
5
Tx-
Transmit Data, negative going component
6
+12V
+12 VDC
7
DSR/HSK
Handshake input. Signal name depends on mode: Used
for Flow Control or Clock In.
8
Rx+
Receive Data, positive going component
9
Rx-
Receive Data, negative going component
Note: Direction is Computer relative Equipment.
Contributor:
Ben Harris
Source:
Apple Tech Info Library, Article ID: TECHINFO-0001424
Copyright © The Hardware Book Team 1996-2004.
May be copied and redistributed, partially or in whole, as appropriate.
Document last modified: 2002-01-13