Re: pfInitVClock question

New Message Reply Date view Thread view Subject view Author view

John Rohlf (jrohlf++at++tubes)
Sat, 18 Feb 95 12:12:38 PST

>
> Hello everyone,
>
> I have a simple question about pfInitVClock, the Reference, pg 259 says:
>
> :pfInitVClock sets the vertical retrace counter to ticks and enables CPU
> :interrupts from the graphics pipeline.
>
> If the video controller is set to 50Hz via setmon, then to get a 50Hz interrupt
> via pfVClockSync, should I set ticks = 1 (1 = 50hz) or do I set ticks = 50 (50
> ticks = 50Hz).

        The clock rate will be 50Hz regardless of what tick you set.
"tick" is just the initial clock value.

New Message Reply Date view Thread view Subject view Author view

This archive was generated by hypermail 2.0b2 on Mon Aug 10 1998 - 17:50:58 PDT

This message has been cleansed for anti-spam protection. Replace '++at++' in any mail addresses with the '@' symbol.