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Re: Software constantly hitting ISR

Posted: Sat May 17, 2014 4:54 pm
by LIV2
Thanks guys, I've used the R/W circuit posted by cbscpe for my RAM/ROM, replaced my logic with 74AC just to be sure and it's working perfectly now!

I also had the chip selects for the 6522 back to front, which i've also corrected now.

Thanks for the help!

Re: Software constantly hitting ISR

Posted: Sat May 17, 2014 9:40 pm
by BigDumbDinosaur
LIV2 wrote:
Thanks guys, I've used the R/W circuit posted by cbscpe for my RAM/ROM, replaced my logic with 74AC just to be sure and it's working perfectly now!

I also had the chip selects for the 6522 back to front, which i've also corrected now.

Thanks for the help!
Always glad to help!