On Tue, 1 Aug 100 email@example.com wrote: > > 8520 has clear differences in the software model (no TOD clock) and does > > not concern us here. > > A friend of mine succeeded in ataching several PC 720KB-drives to 1581. The > 8520 is the only IC in the design you cannot buy in a shop. So for this reason > we are interested: > - in what way a 8520 differs from a 6526 > - does the software use the difference > - can the software be altered to use an 6526(A) Sorry, Ruud, I forgot about the 1581. You're absolutely right. Speaking of which, can either the 1581 or CMD FD-2000 use more than one disk on the shugart bus? Apparently it was specified for up to four devices, but IBM only ever used two. Richard -- Richard Atkinson Software Engineer Tenison Technology EDA Ltd http://www.tenisontech.com/ - This message was sent through the cbm-hackers mailing list. To unsubscribe: echo unsubscribe | mail firstname.lastname@example.org.
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