Introduction: Interactive Portable Braille Learning Kit for Blind Children

Picture of Interactive Portable Braille Learning Kit for Blind Children

The project is a disclosure of a portable braille learning kit which is useful for visually impaired for learning braille.

Currently this device supports 3 languages(Kannada,Hindi and English) and the Design, logic used in this program lets user to add

any number of languages.The demonstration of this device is shown in the video.

Step 1: REQUIREMENTS

1.Arduino uno or nano or any custom board having ATMEGA328 or any versions.

2.Speaker or Audio jack

3.Memory Card module

4. 8 Push buttons

Step 2: OUTER BODY

Picture of OUTER BODY

Take any plastic box or even a soapbox is enough

And make the drills as shown in image

Step 3:

Step 4: Wiring Diagram

Picture of Wiring Diagram

make the connections as shown in circuit diagram

5-->Enter key

6,7,8-->row keys

2,3-->column keys

11-->mis1

12-->miso

13-->sck

4 -->cs

9-->speaker

Step 5: Audio Processing

Picture of Audio Processing

Please study the program to know the logic behind audio naming.

To process audio

goto http://audio.online-convert.com/convert-to-wav

follow the process shown in image

and save all the audio files into your memory card

Step 6: Demonstration and Software Code

copy audio files in memory card ,Run code into your UNO..!!

Comments

choe2 (author)2017-05-23

Can you send the exact instructions / code? The "instructions" are a bit unclear

FarhanF4 (author)choe22017-06-29

Hi, choe2, the code had few bugs , thats why i took that off,

now i have uploaded the new version , feel free to use.

About This Instructable

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Bio: Opensource contributor /Domain Expert for IEEE(special Interest group)
More by FarhanF4:Interactive Portable Braille Learning Kit for Blind ChildrenElectronic Display for Both Blind and Non Blind
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