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Article #2388

Re: How to format 360KB 3.5" disk on AT compat???

#2388
From: Leonard Erickson
Date: Wed, 12 Jul 1989 23:25
28 lines
1821 bytes
hoang@rex.cs.tulane.edu (Dzung Hoang) writes:

>    I have an AT compatible with a 720KB 3.5" floppy as drive B and would
>like to format diskettes for use on an Atari 520 ST with a 360KB 3.5" floppy.
>The ST's drive is SS/DD while the AT's drive is DS/DD.  MS-DOS v3.30 does
>not allow me to format a 3.5" disk single-sided.  Is there a PD format
>that would allow me to format a single-sided disk?  If not, can someone
>supply me with the correct parameters for formatting the disk single-sided
>so that I can attempt to modify an 800K format program (800KFMAT) to do the
>trick.
>    Has any ST user accomplished this on any IBM compatible???

Add the following line to your CONFIG.SYS:
	device=driver.sys /D:x /H:1
                             ^replace with 0 for drive A, 1 for B
This will install a logical drive D: (or whatever the first unused
drive letter is) that is a single sided 3.5 drive.

I use this on my XT all the time. Do note that while you can format
disks for the ST on a PC and use them with no problems, the reverse
isn't true. Apparently the PC expects sector 1 to immediately follow
the index, and the ST doesn't care. <sigh>

-- 
Leonard Erickson		...!tektronix!reed!percival!bucket!leonard
CIS: [70465,203]
"I'm all in favor of keeping dangerous weapons out of the hands of fools.
Let's start with typewriters." -- Solomon Short
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References: <902@rex.cs.tulane.edu>

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From: leonard@bucket.UUCP (Leonard Erickson)
Newsgroups: comp.sys.atari.st,comp.sys.ibm.pc
Subject: Re: How to format 360KB 3.5" disk on AT compat???
Message-ID: <1557@bucket.UUCP>
Date: 12 Jul 89 23:25:30 GMT
References: <902@rex.cs.tulane.edu>
Organization: Rick's Home-Grown UNIX; Portland, OR.
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