Il 23-Gen-98, Bill Kennedy scrisse: >I just wrote my first code and it was for a MM5451! The most important >thing is to go to National Semiconductor and get the data sheet. The >to match up with your lookup table. If anyone wants to see my code I'll >send it to you. It was written to use with a 2 lane car race (cub >scouts pinewood derby) and displays the time results to 100uS resolution >(5 digits x.xxxx). Good Luck. Thanks for your help.. i've now a working code..anyway i ask you to send me the code.. i think examining other's code is important to learn programming..... -- - *Alex* - (azummo@ita.flashnet.it)