[Coco] FD-501 controller not working with CoCo3?

[Gene Heskett]

On Thursday 08 May 2008, Rich Carreiro wrote:
>As a born-again CoCo'er :), I've been pulling stuff
>out of the attic and acquiring stuff on eBay.
>
>One of the things I have is a FD-501 controller.  I don't
>have any FD-501 drives, though.  What I do have (among
>some older, single-drive, vertical units) is a FD-500
>drive unit.
>
>Anyhow, when I connect it all together, the floppy works
>fine with a CoCo2.  But when I try using a CoCo3, things
>simply don't work.
>
>I get the Disk Extended Color BASIC prompt fine, but when
>I do any disk operation, the drive turns on, spins for
>a couple of seconds (with no "gronking"), and then turns
>off followed by the computer giving me an ?IO ERROR.
>
>Any idea what may be going on?
>
>--
>Rich Carreiro                            rlcarr at rlcarr.com
>
Whats the number on the controller, Rich?  I'm thinking it might be a 12 volt 
model, which will only work in an MPI on a coco3 as the coco3 doesn't have a 
12 volt line on the cartridge slot.
>
>
>--
>Coco mailing list
>Coco at maltedmedia.com
>http://five.pairlist.net/mailman/listinfo/coco



-- 
Cheers, Gene
"There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author)
What kind of love is that?  Not to be loved; never to have shown love.
		-- Commissioner Nancy Hedford, "Metamorphosis",
		   stardate 3219.8