LINE FOLLOWER ROBOT USING I-BOT mini V3

A Line follower is an autonomous robot which follows either black line in white are or white line in black area. Robot must be able to detect particular line and keep following it. BLOCK DIAGRAM An array of sensor is used to detect the line. Based on the status of sensors, special circuit or controller decides the position of line and also the required direction of motion required to follow the line. Motor driver circuit is used to ON/OFF the LEFT/RIGHT motors of the robot to provide desired motion.

BLACK-LINE FOLLOWER ROBOT WHITE-LINE FOLLOWER ROBOT

BLACK-LINE FOLLOWER ROBOT CASE 4 Ls = OFF CASE 3 Ls = ON Rs = ON Rs = OFF BLACK-LINE FOLLOWER ROBOT CASE 3 Ls = ON Rs = ON Ls = ON Rs = ON CASE 1 Ls = ON Rs = OFF CASE 2 Ls = OFF Rs = ON

BLACK LINE FOLLOWER ROBOT LOGIC TABLE LEFT SENSOR RIGHT SENSOR MOVEMENT ON FORWARD OFF LEFT TURN RIGHT TURN STOP

WHITE-LINE FOLLOWER ROBOT CASE 4 Ls = OFF CASE 3 Ls = OFF Rs = ON Rs = OFF WHITE-LINE FOLLOWER ROBOT CASE 3 Ls = OFF Rs = ON Ls = OFF Rs = OFF CASE 1 Ls = OFF Rs = OFF CASE 2 Ls = ON Rs = OFF

WHITE LINE FOLLOWER ROBOT LOGIC TABLE LEFT SENSOR RIGHT SENSOR MOVEMENT ON STOP OFF RIGHT TURN LEFT TURN FORWARD

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