it can follow a black line and it has the capability to controll it's speed according to the curve it is going to pass.
it also can handle right angle turn too. I have applied ATMEGA8 and the PCB is double sided.
LOLGold star for jklug80
thanx every body.
I did not cut the legs cause I wanted to use 'em for something else and I did not have access to buy extra ones!