EX2000 Floppy Drive Tester
Roy J. Tellason
rtellason at verizon.net
Sun Aug 13 20:26:52 CDT 2006
On Sunday 13 August 2006 07:10 pm, Chuck Guzis wrote:
> On 8/13/2006 at 11:19 PM ard at p850ug1.demon.co.uk wrote:
> >The spindle speed is close enough for the data separator PLL to lock to
> >the signal from the read chain
> Funny thing about that--which goes to show you some wisdom about old
> software vs. new. While Windoze can barely figure out what kind of disk
> you have in the drive (and sometimes even if there's one in the drive), I
> powered up an old CP/M system here to read some old GCR disks.
> One of the first things that I did was to format a diskette. So, I typed
> in the command and gave it the usual "G" to go and format and was greeted
> with the message:
> FORMAT ABORTED--SPINDLE SPEED IS 7% SLOW.
> The cure was to get the drive testing program out and tweak the pot on the
> tach board, but it was a lesson in how, sometimes, the old software on
> those poor crippled machines is far from brain-dead.
That's pretty impressive, what sort of a cp/m box was that?
Member of the toughest, meanest, deadliest, most unrelenting -- and
ablest -- form of life in this section of space, a critter that can
be killed but can't be tamed. --Robert A. Heinlein, "The Puppet Masters"
Information is more dangerous than cannon to a society ruled by lies. --James
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