Software Dyno...

[CSH-HQ]

If you do the sampling during times of none slippage, hehe
and if the slippage is so great to be everywhere, then the tires are weak 
linking the car anyway
Bruce


>Can't use VSS if you have any tire slippage. VSS will work
>with small motors, but not with a fast car.
>
>		Ken
>
>Dave Zug wrote:
>> 
>> If we replace ABS with VSS as the input then it may be more
>> universal. I have no ABS so I'm SOL if this is the input.
>> 
>> If your software can simply turn parallel input into a binary or text
>> file of "times between pulses" or "pulses per second" values I can
>> take it from there and do the UI in windoze. If you have a schematic
>> I can test it with the scope.
>> 
>> > The ABS is right behind the drivers seat and you can use the signal from
>> > it to give you a reading on tire rotation.  The corvette has 43 pulses
>> > per wheel turn which is fed to the ABS system at 250mv per pulse, I have
>> > a preliminary schematic using radio shack parts to store and forward 4
>> > channels through a parallel port but don't have the expertise in
>> > electronics to put it together.  A busy computer engineer friend did the
>> > circuit design but has too many  projects going on to help.  I have the
>> > software in a draft using clipper if I could get the interface worked
>> > out.  It could be used for any sensing device using the software to tell
>> > it what the channel represents.
>> > Anyone interested in helping make it happen?
>> >
>> > Tyler
>> >
>> >
>> >
>> >
>> ~~~
>> Dave Z. www.delanet.com/~tgp
>