I want to know how to make and OCR with arduino uno and ov7670 camera module..The project is mainly to help blind people in simple daily tasks like reading the labels of medications for example.So after taking the picture I want to convert it to speech which will be the output through a speaker..Is this project can be implemented?if yes how should i do it.Thank you in advance
On an UNO? I don't think so.
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I think a raspberry pi may be a more sensible option.
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I looked at one medication bottle and see at least 5 different font sizes. Many are setting one on top of the other. Very large problem.
Too hard .
See instead if you can label up stuff to identify it
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