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rINSTCONTROL/@MyDpo/MyDpo.m
ae59997631e4TekRSA-Freq-vs-Time

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MyDpo.m
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% Class for controlling 4-channel Tektronix DPO scopes.
% Tested with DPO4034, DPO3034
classdef MyDpo < MyTekScope
methods (Access = public)
function this = MyDpo(varargin)
this@MyTekScope(varargin{:});
% 2e7 is the maximum trace size of DPO4034-3034
%(10 mln point of 2-byte integers)
this.Device.InputBufferSize = 2.1e7; %byte
this.knob_list = lower({'GPKNOB1','GPKNOB2','HORZPos', ...
'HORZScale, TRIGLevel','PANKNOB1','VERTPOS', ...
'VERTSCALE','ZOOM'});
end
end
methods (Access = protected)
function createCommandList(this)
addCommand(this, 'channel',':DATa:SOUrce', ...
'format', 'CH%i', ...
'info', 'Channel from which the trace is transferred', ...
'value_list', {1, 2, 3, 4}, ...
'default', 1);
addCommand(this, 'ctrl_channel', ':SELect:CONTROl', ...
'format', 'CH%i', ...
'info', 'Channel currently selected in the scope display', ...
'value_list', {1, 2, 3, 4}, ...
'default', 1);
addCommand(this, 'point_no', ':HORizontal:RECOrdlength', ...
'format', '%i', ...
'info', 'Numbers of points in the scope trace', ...
'value_list', {1000, 10000, 100000, 1000000, 10000000}, ...
'default', 100000);
addCommand(this, 'time_scale', ':HORizontal:SCAle', ...
'format', '%e', ...
'info', 'Time scale (s/div)', ...
'default', 10E-3);
addCommand(this, 'trig_lev', ':TRIGger:A:LEVel',...
'format', '%e', ...
'info', '(V)', ...
'default', 1);
addCommand(this, 'trig_slope', ':TRIGger:A:EDGE:SLOpe', ...
'format', '%s', ...
'value_list', {'RISe','FALL'}, ...
'default', 'RISe');
addCommand(this, 'trig_source', ':TRIGger:A:EDGE:SOUrce',...
'value_list', {'CH1','CH2','CH3','CH4', ...
'AUX','EXT','LINE'}, ...
'format', '%s', ...
'default', 'AUX');
addCommand(this, 'trig_mode', ':TRIGger:A:MODe', ...
'format', '%s', ...
'value_list', {'AUTO','NORMal'}, ...
'default', 'AUTO');
addCommand(this, 'acq_state', ':ACQuire:STATE', ...
'format', '%b',...
'info', 'State of data acquisition by the scope', ...
'default', true);
addCommand(this, 'acq_mode', ':ACQuire:MODe', ...
'format', '%s', ...
'info', ['Acquisition mode: sample, peak ' ...
'detect, high resolution, average or envelope'], ...
'value_list',{'SAMple', 'PEAKdetect', 'HIRes', ...
'AVErage', 'ENVelope'}, ...
'default', 'HIRes');
% Parametric commands
for i = 1:this.channel_no
i_str = num2str(i);
addCommand(this,...
['cpl',i_str],[':CH',i_str,':COUP'], ...
'format', '%s', ...
'info', 'Channel coupling: AC, DC or GND', ...
'value_list', {'AC','DC','GND'}, ...
'default', 'DC');
% impedances, 1MOhm or 50 Ohm
addCommand(this,...
['imp', i_str], [':CH', i_str, ':IMPedance'],...
'format', '%s', ...
'info', 'Channel impedance: 1 MOhm or 50 Ohm', ...
'value_list', {'FIFty','MEG'}, ...
'default', 'MEG');
% Offset
addCommand(this, ...
['offset',i_str], [':CH',i_str,':OFFSet'], ...
'format', '%e', ...
'info', '(V)', ...
'default', 0);
addCommand(this, ...
['scale',i_str], [':CH',i_str,':SCAle'], ...
'format', '%e', ...
'info', 'Channel y scale (V/div)', ...
'default', 1);
addCommand(this,...
['enable',i_str], [':SEL:CH',i_str], ...
'format', '%b',...
'info', 'Channel enabled', ...
'default', true);
end
end
end
end
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