> -----Original Message-----
> From: Tony Nixon [SMTP:Tony.Nixon@ENG.MONASH.EDU.AU]
> Sent: Thursday, July 29, 1999 4:35 AM
> To:   PICLIST@MITVMA.MIT.EDU
> Subject:      Re: Accurate time delays
>
> Hi all,
>
> This is probably old hat, but you never know. I was shown it at the
> microchip seminar. The delay routines' feature is that it doesn't change
> anything but the stack.
>
> A free beer for the first correct answer on how many stack levels it
> uses ;-)
>
>
Assuming one stack level to actually call the delay routine, then I make it
a maximum of 6 and a minimum of 1.

Mike Rigby-Jones.


> Delay131072     call Delay16384
> Delay114688     call Delay16384
> Delay98304      call Delay16384
> Delay81920      call Delay16384
> Delay65536      call Delay16384
> Delay49152      call Delay16384
> Delay32768      call Delay16384
> Delay16384      call Delay2048
> Delay14336      call Delay2048
> Delay12288      call Delay2048
> Delay10240      call Delay2048
> Delay8192       call Delay2048
> Delay6144       call Delay2048
> Delay4096       call Delay2048
> Delay2048       call Delay256
> Delay1792       call Delay256
> Delay1536       call Delay256
> Delay1280       call Delay256
> Delay1024       call Delay256
> Delay768        call Delay256
> Delay512        call Delay256
> Delay256        call Delay32
> Delay224        call Delay32
> Delay192        call Delay32
> Delay160        call Delay32
> Delay128        call Delay32
> Delay96         call Delay32
> Delay64         call Delay32
> Delay48         call Delay32
> Delay32         call Delay4
> Delay28         call Delay4
> Delay24         call Delay4
> Delay20         call Delay4
> Delay16         call Delay4
> Delay12         call Delay4
> Delay8          call Delay4
> Delay4          return
>
> --
> Best regards
>
> Tony
>
> 'The Engine' - Design your own programmer.
>
> http://www.picnpoke.com
> Email picnpoke@cdi.com.au