MATLAB Examples

LIST_SERIALPORTS (Windows) Lists Currently Active Serial Ports

Note that this utility may not list every type of serial port,
but it has worked for the USB Serial Ports available through
the TI XDS100v2.

Contents

License

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list_serialports()

Method: Checks windows registry for serial port keys.
function list_serialports()

platform = computer;

if ((platform == 'PCWIN64') | (platform == 'PCWIN'))

    keynames =  winqueryreg('name','HKEY_LOCAL_MACHINE',...
        'HARDWARE\DEVICEMAP\SERIALCOMM');

    numkeys = size(keynames, 1);

    fprintf('%d Serial Ports Found \n', numkeys);

    for key = 1 : numkeys
        portname =  winqueryreg('HKEY_LOCAL_MACHINE',...
            'HARDWARE\DEVICEMAP\SERIALCOMM', ...
            keynames{key,1});
        fprintf('%s \n', portname);
    end

else
    fprintf('This function only works on Windows Platforms\n');
end

end

Run This Function

Run Now: list_serialports.m