Re: FB-354 drive incompatibility

From: Pasi 'A1bert' Ojala <>
Date: Wed, 20 Apr 2016 15:29:00 +0300
Message-ID: <>
On 20.04.2016 15:08, Michał Pleban wrote:
> 1. So I assume that I can reset the latch by stepping the head? That's
> good to know. It would require a microcontroller sitting next to the
> floppy control chip to step the head periodically. It could be done with
> a 8-pin PIC I suppose.
> 2. How does 1581 work then, which uses the same mech but does not "click"?

The 'no-click' drives have a track 0 sensor which do not physically
step the drive if the head is already on track 0. The other drives
bump the head to the track 0 limiter.


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Received on 2016-04-20 13:00:16

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