Path: utzoo!attcan!utgpu!jarvis.csri.toronto.edu!mailrus!cs.utexas.edu!samsung!aplcen!haven!umd5!zben From: zben@umd5.umd.edu (Ben Cranston) Newsgroups: comp.sys.mac.hardware Subject: Re: pinout for modem cable Summary: Cable I used Message-ID: <5704@umd5.umd.edu> Date: 30 Nov 89 18:36:27 GMT References: <1989Nov29.172307.19549@i-core.UUCP> Reply-To: zben@umd5.umd.edu (Ben Cranston) Distribution: na Organization: University of Maryland, College Park Lines: 30 In article <1989Nov29.172307.19549@i-core.UUCP> dixie_flatline@i-core.UUCP (Dixie Flatline) writes: > Need help created a correct cable for the mac. I have a mac 512k > (yeah, i know it old.) nonetheless i need to cable my modem (db25) to > the serial port (db9.) i relly appreciate any responce with a correct > pinout. I actually used this on a Plus with the funny Mini-Din-8 to DB-9 adaptor before locating a source of the Mini-Din-8 connectors: Classic Macintosh to modem (or other DCE device): DB-9 MALE DB-25 MALE GROUND 3 O--+--------------------O 7 GROUND RECV DATA + 8 O--+ RECV DATA - 9 O-----------------------O 3 RD (Receive Data) XMIT DATA - 5 O-----------------------O 2 TD (Transmit Data) + 12 Volts 6 O--+ HANDSHAKE 7 O--+--------------------O 20 DTR (Data Terminal Ready) Best of luck! -- Sig DS.L ('ZBen') ; Ben Cranston * Network Infrastructures Group, Computer Science Center * University of Maryland at College Park * of Ulm