12

1. Obstacle Avoidance Robot

13CH1

The Obstacle Avoidance Robot detects surrounding obstacles and

moves to avoid them. While the robot is moving, three infrared light

sensors on the front check whether or the not the robot has en-

countered an obstacle.

Following its object avoidance program, this robot can escape

from a maze.

Detecting from

three different

directions.

Introduction

and

how it works

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X 8 X 8

X 2

X 2

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X 4

X 2

16CH1

X 2

X 4 X 4

17CH1

X 4 X 4

X 2X 2

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X 2 X 4

19CH1

M1

M2

M2 M1

completion

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Front view

Back view

21CH1

Obstacle Avoidance Robot uses program mode 1 to operate.

Obstacle Avoidance Robot avoids walls obstacles by 3 infrared sensors that are facing

different directions.

Acting

Module

Detects

nothing

It moves

forward

Detects left

obstacle

It moves

to the

right

Detects right

obstancle

It moves

to the left

Detects front

and right

obstacles

It backs up

and moves

to the left