Let's Make Robots!

Mini

Obstacle Avoider and Line Follower

Mini robot follows the black path on a white surface it also detects the obstacles on its path.

I use pic16f628a microcontroller and sensors cny70, tsop1738

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Hi... this masterpiece of yours looks really nice i am really interested in this. can you plz help me in making one like it i am using PIC16f877a, two CNY70 IR sensors, one 74HC14 for sensors and one L293D for controlling Motors. what i am looking for is the COMPLETE circuit diagram of the robot and PIC code for operation. Can you plz help me in this case???