How to use INSTRFIND to determind device

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tien nguyen el 6 de Dic. de 2013

Respondida: Sreeram el 31 de Jul. de 2014

when i run my simulink, i got a erro

Open failed: Port: COM4 is not available. Available ports: COM1, COM2, COM 7.

COM7 is my arduino

then i type: >>instrfind

>>s = serial('COM7')

>>fopen(s)

the result:

Open failed: Port: COM7 is not available. Available ports: COM1, COM2.

my arduino connected with PC. help me, thanks.

Sreeram el 31 de Jul. de 2014

Hi tien,

Could you please check if the drivers have been installed correctly and then restart MATLAB and try again ?

Thanks, Sreeram Mohan

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