Today is my line following robot's presentation. Few months after the lecturer had gave this assignment to us, finally my robot had been built. (^.^)v Actually, my friend and I just started to do this robot two weeks ago. We just finished it on time :p .We used PIC 16F877A as microcontroller, sensors to detect black and white line, motors from Tamiya and others.Side viewFront viewHigh Tech RobotCircuit
Link: http://forum.allaboutcircuits.com/showthread.php?t=13306&highlight=line+robot (schematic and code attached)
This is our line following robot's video.