MATLAB INSTRUMENT CONTROL TOOLBOX - RELEASE NOTES Bedienungsanleitung PDF herunterladen (Seite 20)

Using MATLAB's Interface for External Libraries

1MA171_5e Rohde & Schwarz How to use Rohde & Schwarz Instruments in MATLAB

instr_reset = 1;

[err, p8, instr_session] = calllib(vxipnpLib, 'rssmu_init', instr_presource,

instr_idQuery, instr_reset, instr_session );

if ( err )

error ('Connection to instrument failed')

end

while (true)

%% simple settings

% switch rf off

instr_rf = 0;

[err] = calllib(vxipnpLib, 'rssmu_SetAllRFOutputsState', instr_session,

nstr_rf);

if ( err )

reak

switch 3GPP on

instr_path = 1;

instr_3gppState = 1;

[

err] = calllib(vxipnpLib, 'rssmu_SetW3GPPFDDState', instr_session,

instr_path, instr_3gppState);

if ( err )

break

end

% set total power to 0dB

[err] = calllib(vxipnpLib, 'rssmu_W3GPPAdjustTotalPowerto0dB',

instr_session, instr_path);

if ( err )

break

end

% read power back

instr_power = -1;

[err, instr_power] = calllib(vxipnpLib, 'rssmu_GetW3GPPTotalPower',

instr_session, instr_path, instr_power);

if ( err )

break

end

% switch rf on

instr_rf = 1;

[err] = calllib(vxipnpLib, 'rssmu_SetOutputState', instr_session,

instr_path, instr_rf);

if ( err )

break

end

% cleanup

[err] = calllib(vxipnpLib, 'rssmu_close', instr_session);

if ( err )

break

end

break

end

%% evaluate error

if ( err )

errCode = err;

errLen = 1024;

errMsg = zeros(errLen,1);

disp( '*** Error occured' );

% In the case that a session got created we evaluate the error further

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MATLAB INSTRUMENT CONTROL TOOLBOX - RELEASE NOTES Bedienungsanleitung Seite 20

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