[Coco] Howto for Altera DE1?

Mark McDougall msmcdoug at iinet.net.au
Mon Jun 28 09:28:42 EDT 2010


Steven Hirsch wrote:

>> Next issue.  The keyboard is dead.  However, I've seen discussion that 
>> indicates a jumper change is required for 5V keyboards and will dig 
>> around for that.
> 
> And, naturally, I cannot find said discussion - anywhere.  It's not 
> documented in the DE1 manual either.
> 
> Anyone have the details on this?

First I've heard of it!?!

I did, however, have a problem with the keyboard on Coco3FPGA. And now I'm 
trying to recall what it was... I do know that the keyboard clock frequency 
was out of spec on one of the FPGA projects, but not sure if it was the 
Coco3... have to scratch around...

Regards,

-- 
|              Mark McDougall                | "Electrical Engineers do it
|  <http://members.iinet.net.au/~msmcdoug>   |   with less resistance!"



More information about the Coco mailing list