Re: [stella] What's the purpose of address $29E?

Subject: Re: [stella] What's the purpose of address $29E?
From: "Dennis Debro" <dennis@xxxxxxxxxxxxxxx>
Date: Fri, 3 Dec 2004 04:24:55 -0800 (PST)
Hi there,

> Complete 2600 memory map at
> Once again (but probably not for the last time), I'll point people to the
> *complete* VCS memory map:
> There you'll find everything you ever wanted to know about memory location
> $xxxx.

I knew I saw this somewhere. Thanks for the link again ;-)

> So
> the programmer might have decided it was better to test $285 rather than
> miss INTIM = 0 and get stuck for 256 cycles until the rollover counter
> finally times out.  (I've had this happen for certain values of TIM64T
> when
> my INTTIM loop included a STA WSYNC.)

Thanks, thats understandable. Is there a reason like this why someone
would use $0288 for SWCHA?

Take care,

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