Re: 1541 -> 1571

From: Mikael Holm (
Date: 2005-05-10 13:59:54

It sounds like you're building a 1570...

// Mikael

Baltissen, GJPAA (Ruud) wrote:
> Hallo allemaal,
> I have only one 1571. And the most of the time I use it as a 1541. But there
> are times I wish to copy some files from my 1571 to another disk. In that
> case I have to use a 1541. In combination with a C128 in C128 mode this
> means I'm stuck to the slow transfer mode.
> Checking some schematics this morning I ran into the one of the 1571. By
> adding a 6526, a 74LS241, may be some invertors and replacing the EPROM, I
> could turn a 1541-II into a 1541 with 1571 transfer speed. And to put the
> dot on the 'i', the 1541 has only one head so changing the ROM where all
> variables are initialised, dimisses us from the need to tell this '1571' to
> use only one side of the disk every time we turn it on.
> Any comments, ideas?

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