Path: utzoo!mnetor!uunet!seismo!sundc!pitstop!sun!concertina!fiddler From: fiddler%concertina@Sun.COM (Steve Hix) Newsgroups: comp.sys.mac Subject: Re: Converting between Mac and MS-DOS Message-ID: <38053@sun.uucp> Date: 6 Jan 88 20:35:17 GMT References: <446@sdics.ucsd.EDU> <283@dbase.UUCP> <2563@sfsup.UUCP> Sender: news@sun.uucp Lines: 19 In article <2563@sfsup.UUCP>, shap@sfsup.UUCP (J.S.Shapiro) writes: > > Yes, it's true. Way back when they put together the Apple I, No. It was the Apple][...it had slots for connecting new devices in. > Steve Wozniack came up with this frob called an IWM (for > Integrated Woz Machine). The IWM is the working innards of the Disk][ controller. > On the macs, this was put into a > a PLA, and consequently you can't get around it. The IWM was reimplemented as a single chip for the Apple//c, and is currently used there, in the //gs, and the Mac. seh