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
2.Speaker or Audio jack
3.Memory Card module
4. 8 Push buttons
Step 2: OUTER BODY
Take any plastic box or even a soapbox is enough
And make the drills as shown in image
Step 3: Wiring Diagram
make the connections as shown in circuit diagram
Step 4: Audio Processing
Please study the program to know the logic behind audio naming.
To process audio
follow the process shown in image
and save all the audio files into your memory card
Step 5: Demonstration and Software Code
copy audio files in memory card ,Run code into your UNO..!!