Path: utzoo!attcan!uunet!husc6!uwvax!rutgers!gatech!mcnc!rti!sunpix!matthew From: matthew@sunpix.UUCP ( Sun NCAA) Newsgroups: comp.sys.apple Subject: Re: GS and Disk II drives Message-ID: <221@greens.UUCP> Date: 17 Aug 88 02:24:03 GMT Organization: Sun Microsystems, Research Triangle Park, NC Lines: 37 >I was looking for a cable that will connect a 20-pin Disk II drive directly >to the GS's floppy drive port. Its not neccessary that two Disk II drives >are to be connected. Does anybody know of any company that sells these? >Thanks. The following is a text breakdown of a Apple //gs to Disk ][ adapter printed in the 'Ask the Guru' column of 'Computer Shopper'. (April 1987 w/fix noted in July 1987). Signal Name Smartport Disk ][ Disk ][ Pin Number Pin Number Pin Number Ground 1,2,3,4 1,3,5,7 1,3,5,7 -12v 5 9 9 +5v 6 11,12 11,12 +12v 7,8 13,15,17,19 13,15,17,19 External Int. 9 No Connect 14 Write Protect 10 20 20 Phase0 11 2 2 Phase1 12 4 4 Phase2 13 6 6 Phase3 14 8 8 Write Request 15 10 10 Hard Drive Sel. 16 No Connect No Connect Drive 1 17 14 No Connect Read Data 18 16 16 Write Data 19 18 18 DB-19 Connector and other parts available from JDR Microdevices. -- Matthew Lee Stier (919) 469-8300| Sun Microsystems --- RTP, NC 27560| "Wisconsin Escapee" uucp: {medusa, rti}!sunpix!matthew |