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Braille Transformation Tool For Blind
Student Team/ Author : Aher Sachin, Joshi Urmit, Wale Ajit
Guide By : Prof. B.L Kulkarni
Degree : Telecommunications
College : Amrutvahini Polytechnic, Amrutnagar, Sangamner, A.Nagar.
In today\'s world mobile phone has become the most simplest & effective way of communication. What to do if we want to send a message to our friend. Simple, we write a sms & send it to our friend. That\'s very cool & handy for us. But, what if one of our friends is blind. Being blind does not mean he should be deprived of the simplest facility available on mobile phone. There should be some way that blind people can also read messages, isn\'t it? So basically our project aims at enabling blind to read sms.

In today\'s world mobile phone has become the most simplest & effective way of communication. What to do if we want to send a message to our friend. Simple, we write a sms & send it to our friend. That\'s very cool & handy for us. But, what if one of our friends is blind. Being blind does not mean he should be deprived of the simplest facility available on mobile phone. There should be some way that blind people can also read messages, isn\'t it? So basically our project aims at enabling blind to read sms.

Next question how is it possible? This is possible through Braille. Braille is a matrix of engraved dots. There is a coding for each English character. Blind person can read the text just by touching it. This comes through training. And Braille’s are used in almost all blind school nowadays. Blind person are using it extensively to communicate with mobiles, typewriters & even computers.

The message can be transferred to the Braille structure. This is done by interfacing a microcontroller to the mobile through a cable. This uses serial communication. The mobile communicates microcontroller through AT commands. The microcontroller outputs signal to the relay drive circuit. The message is also displayed on the LCD connected to the microcontroller. There are six relays which drive the mechanical structure, consisting of six thick wires. There is encoding for each English alphabet & character. The wires corresponding to the particular alphabet or character is raised up & the blind person can feel it through their fingers.






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