[Coco] CoCo 3 Plus in an FPGA
Mark McDougall
msmcdoug at iinet.net.au
Sun Sep 6 08:44:12 EDT 2015
On 6/09/2015 5:29 AM, Aaron Wolfe wrote:
> This is essentially correct. However, the DE1 dev board does expose a
> number of IO pins which can be used as the interface to (some) standard
> CoCo ports, *if* you add the required supporting circuits.
Given there are roughly 80 pins available (a few less) between the two
expansion headers on the DE1, it would be possible to provide a Coco
cartridge port. However - unlike the DE2 IIRC - the I/O is strictly 3V3 and
would require a level conversion circuit.
Regards,
--
| Mark McDougall | "Electrical Engineers do it
| <http://members.iinet.net.au/~msmcdoug> | with less resistance!"
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