DTC-510B controller

[Steven Hirsch]

On Mon, 8 Jun 2009, Roberto Bazzano wrote:

> Hello.
> I'm trying to replace a Xebec S1410A SASI controller with a Data Technology 
> Corp. DTC-510B or DTC-510A, for a old homebrew computer 
> (http://www.z80ne.com)
>
> The problem is that, even if the controllers should be "almost" compatible, 
> the DTC-510A/B doesn't work (while the Xebec works fine).
> I'm not able to find any manual about it, only some dipswitch settings.

The S1410 required you to either tell it the drive size at startup or burn 
a custom EPROM.  Later units saved this information on a reserved track 
and read it at controller reset.  Is it possible the DTC and Xebec differ 
in this important area?



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