Apple Macintosh Serial pinout

serial interface

9 pin D-SUB female connector
at the computer

Pin	Name	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

a. When connecting to an RS-232 device, use HSKi with data set ready (DSR) or other handshaking signals, depending on the device to be connected.

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9 pin D-SUB male connector
at the mouse cable

Pinouts.ru > RS-232 and other serial ports and interfaces pinouts listing > Pinout of Apple Macintosh Serial and layout of 9 pin D-SUB female connector and 9 pin D-SUB male connector	Is it correct?:	unknown
Source(s) of this and additional information: Apple Tech Info Library, Article ID: TECHINFO-0001424; Ben Harris	no reports
Last updated 2008-06-28 21:56:54. Edit this page.	Is this document correct or incorrect? What is your opinion?

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