How to interface USB port using MATLAB??

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Haksun Lee
Haksun Lee on 29 Jun 2012
How are you all my Matlab friends :) here you are another problem in matlab : I wanna learn how to communicate with usb PORT?
s=serial('COM1') fopen(s)
I know that above source facilitates usb port open, but I get the error 'Error using ==> serial.fopen at 1' why not? Do I change my windows setting?
Please help as strong as you did before .. thank you

Answers (1)

Walter Roberson
Walter Roberson on 29 Jun 2012
The serial port might not be named COM1 . See http://www.mathworks.com/help/techdoc/ref/instrfindall.html
Note: USB devices must be connected and turned on before MATLAB is started in order for the devices to be found.

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