Re: Omega Race speed

Finally got around to this and replaced the 161 counter on the clock circuit and still is the same speed.. Any other part that would affect the clock rate?

--- On Thu, 6/5/08, Jess Askey <jess@askey.org> wrote:

> From: Jess Askey <jess@askey.org>
> Subject: Re: VECTOR: Omega Race speed
> To: vectorlist@vectorlist.org
> Date: Thursday, June 5, 2008, 9:44 PM
> I bet that the 12MHz is divided down with a counter... if
> the counter
> failed, one of the lower BCD outputs may be pulsing at the
> wrong rate.
> Take a look at the clock pin on the actual CPU with a
> frequency counter
> (or calculate it with a scope) and I bet you will see that
> the CPU's are
> running at different clock rates.
>
> andre wrote:
> > Have an odd issue.. I have 2 OR pcb sets. I am having
> some issues with a G05-802 so I swapped in the one set (I
> was going to sell it) to make sure what the problem was was
> not gameboard related.. But the set I put in there seems to
> run about 20% faster than the 'keeper' set I have.
> The fast set has a 12Mhz crystal, while the 'slow'
> set has a 12.09Mhz crystal (both new). Other than that both
> sets work fine, no errors. What could possible cause faster
> game speed? The sound speed sounds normal, and when the pod
> changes into the spinning cross it almost hickups to keep up
> to its speed. That spinning thing also seems to appear
> faster in the first frame than the other game. Dip-switches
> are set the same..
> > ????????????
> >
> >
> >
> >
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Received on Thu Aug 7 10:14:58 2008