[Coco] CoCo's TIMER and 60hz
    L. Curtis Boyle 
    curtisboyle at sasktel.net
       
    Thu May 30 09:58:38 EDT 2019
    
    
  
The HALT based floppy driver definitely caused missed VSYNCS, so if it is emulating that hardware, that would cause problems keeping time accurate (it certainly did on a real Coco).
Sent from my iPhone
> On May 30, 2019, at 7:51 AM, Dave Philipsen <dave at davebiz.com> wrote:
> 
> Yeah, it seems like the only way you’d have a problem is if the CPU was halted for long enough that it missed an IRQ or if the service routine was flawed in some way. 
> 
> 
    
    
More information about the Coco
mailing list