Make sure the Raspberry Pi is turned OFF. Connect the VCC pin of the IR line sensor to pin 1 of the Raspberry Pi. Connect the GND pin of the line sensor to the blue (negative) ground rail of the solderless breadboard. Connect the OUT pin of the line sensor to pin 21 (GPIO 9) of the solderless breadboard.
What is the use of line follower robot?
The sensor based black line follower robots are one of the most basic robots used to follow black line on white background or vice versa. These robots may be used to in various industrial and domestic applications such as to carry goods, floor cleaning, delivery services and transportation.
How do you build a robot maze?
If you are unfamiliar with Arduino, you can learn all about it and download the programming software at
