function showchan(port)

%    SOSI-M2 V1.0 MATLAB M-file
%
% Display the present channel settings.
%
% port: 'COM2' for example

try

% Set up port
    spo=serial9600(port);
    wakeupsub(spo);

    fprintf(spo,'#shc')
    serialread(spo);
    fclose(spo);
    return;

catch
    s=lasterr;
    disp(s);
    fclose(spo);
    return;
end