Hardware pinouts information and cables schemes

Macintosh modem (With DTR) cable pinout

serial interface cable

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This cable should be used for DTE to DCE (for instance computer to modem) connections with DTR.

8 pin mini-DIN male connector layout

8 pin mini-DIN male connector
to the Computer



Mac Dir Modem
HSKo1-->4+20RTS+DTR
HSKi2<--5CTS
TxD-3-->2TxD
RxD-5<--3RxD
GND+RxD+4+8-7GND
GPi7<--8DCD


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25 pin D-SUB male connector diagram

25 pin D-SUB male connector
to the modem

Pinouts.ru > Serial interfaces cables and converters schemes listing >  Pinout of Macintosh modem (With DTR) cable and layout of 8 pin mini-DIN male connector and 25 pin D-SUB male connector
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Source(s) of this and additional information: comp.sys.mac.comm FAQ Part 1, from J. Ogren and Pierre Oliv 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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