[coco] Converter update

John R. Hogerhuis jhoger at pobox.com
Fri Apr 8 01:19:40 EDT 2005


On Fri, 2005-04-08 at 00:52 -0400, RJRTTY at aol.com wrote:

>         There is still the problem of avoiding having to program
> the converter after a long term power down.    I dont think a backup
> battery would solve the problem.      The ideal situation would

I agree, a battery is not a good idea. It would just exchange one user
maintenance problem with another.

> be a pal chip to program a default configuration after a powerup
> in addition to the ablility to reprogram the converter at will.    I just dont
> want it to delay the availability of the converter.    Depends on
> how fast I can pick up a working knowledge of Pal or Gal chip use.
> 

Any particular reason for choosing a programmable logic chip over a
low-end microcontroller?

A microcontroller would give more flexibility and be much easier to code
for.

-- John.




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