Apple Macintosh XL Serial B pinout

serial interface

Pin	Name	Description
1	GND	Ground
2	TxD-	Transmit Data line
3	RxD-	Receive Data line
4	n/c	Not connected
5	n/c	Not connected
6	HSK/DSR	TRxCB or CTSB
7	GND	Ground
8	n/c	Not connected
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	n/c	Not connected
16	n/c	Not connected
17	n/c	Not connected
18	n/c	Not connected
19	RxD+	Receive Data line
20	TxD+/DTR	Connected to DTRB
21	n/c	Not connected
22	n/c	Not connected
23	n/c	Not connected
24	n/c	Not connected
25	n/c	Not connected

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25 pin D-SUB female connector

Pinouts.ru > RS-232 and other serial ports and interfaces pinouts listing > Pinout of Apple Macintosh XL Serial B and layout of 25 pin D-SUB male connector and 25 pin D-SUB female connector	Document status:	unknown
Source(s) of this and additional information: Technote HW19: Pinouts at Apple Technical Notes, from Hardware Book	0 reports
Last updated at Sat Jun 25 2005. Submit additions or corrections for this document.	Is this document correct or incorrect? What is your opinion?

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