Ineed code

hello

I need you to help me>>>


The method of work
if the start sensor turn it on the 7-segment start count the speed if the stop sensor turn it on the mounitar give the speed the distance between start sensor and stop sensor 10 meters

I need the code for this chip pic16f628 ?
and I need to now what is the good sensor for this project ?


the part use

1. pic16f628A
2. start count sensor
3. stop count sensor
4. three 7-segmant display

What language will you be programming the PIC in? Post your schematic.