I have finally finished my slot car timer, I had to totally scrap my pot the cad pin programming because it took to darm long. the better way was to use the IR beam break tecnology and use that for my signals. The biggest problem turnrd out to be DC EMI of spikes caused by the car motors. I fixed that in the programming E-mail me if you are designing a simular project and I will help as best I can. Thanks to the forum for all the help.
Snap