On 09/04/2017 09:29 PM, firstname.lastname@example.org wrote: > >> On 2017-09-04, at 19:19, Gerrit Heitsch <email@example.com> wrote: >> >>> Did anyone try to run a C64 with an independently clocked dot clock? > > I just did. I put an 8MHz clock directly on 6569R5 VIC's pin 22. > >>> How did it look like? > > Heavy colour bleeding and some dot crawl on some colour changes aside - perfect. So I tuned the clock to be 7.88MHz and it seemed fully perfect. Subjectively better than with original clock, although I'd have to connect it to spec analyser and a truly hi-res display to be convinced about that. To see dot crawl better, you need to use FBAS/CVBS instead of Y/C. Gerrit Message was sent through the cbm-hackers mailing listReceived on 2017-09-04 21:00:02
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