Blind Assist Stick Using Microcontroller

Pushkaraj Prakash Jayashree Gharat, Shamal Dnyaneshwar Manisha Pawar, Abhishek S. Dani

Abstract: A Blind person needs to know the obstacle or anything that is in there way. Traditionally they uses a simple stick to sense the front things. Visually impaired persons have difficulty to interact and feel their environment. They have little contact with surrounding for which We have made the blind Assist stick using microcontroller by which we can determine the distinguish Object, wall or inclined surface which is in front of the person.

Keywords: AT89s52, Ultrasonic Sensor, IR sensor, APR33A3