Path: utzoo!attcan!uunet!zaphod.mps.ohio-state.edu!caen!acc.flint.umich.edu!jal From: jal@acc.flint.umich.edu (John Lauro) Newsgroups: comp.sys.m6809 Subject: Re: COCO upgrade Message-ID: <1991Feb7.142856.10328@engin.umich.edu> Date: 7 Feb 91 14:28:56 GMT References: <1991Feb5.005957.14282@wlbr.imsd.contel.com> Sender: news@engin.umich.edu (CAEN Netnews) Organization: University of Michigan - Flint Lines: 20 In article ww0n+@andrew.cmu.edu (Walter Lloyd Wimer III) writes: > >pete@wlbr.imsd.contel.com.UUCP (Pete Lyall) writes: >An even larger problem is that the original Radio Shack floppy >controllers required +12 volts which is not available on the CoCo 3. > >When I got my CoCo 3, I hacked my controller, cable, and drive to get >the +12 volts from the floppy drive. Crude, but it worked fine. And my >controller didn't seem to have any problem with the CoCo 3's 1.78 MHz >clock rate. > One other way of getting an old controller to work that I haven't seen mentioned yet... Get a multi-pak interface. This will supply the 12 volts to the controller. (If I remember correctly, they are hard to find lately.) Oh course, you may need an upgrade for that too if you have an old one. (The upgrade for the multi-pak is more important if you use OS-9 Lev II.) - John Brought to you by Super Global Mega Corp .com