unable to establish serial connection between arduino ide and matlab

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barath V
barath V 2020-2-12
回答： Nikhil Sonavane 2020-12-30
hi,i want the motor to rotate initially,then i have calculated the focus image index value in matlab,i want to send the value to arduino ide and the motor should rotate and come back to focus index value.
but its not happening
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barath V
barath V 2020-2-12
yes sir,i also get the same error i calculate the index value in matlab after i close the serial port,so only i get the error.
i tried to move the fprintf and fclose() command after second loop where i finished calculating index value,for that i get a different error.

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Nikhil Sonavane
Nikhil Sonavane 2020-12-30
You may refer to the following documentation for more information-

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