Diffusion Instrument Control (TekRSA-Freq-vs-Time) Browse

MyScope.m
ea176b6575b8TekRSA-Freq-vs-Time

MyScope.m
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			classdef MyScope <MyInstrument
			properties
			Trace;
			channel;
			end

			methods
			function this=MyScope(name, interface, address, varargin)
			this@MyInstrument(name, interface, address, varargin{:});
			if this.enable_gui; initGui(this); end
			createCommandList(this);
			createCommandParser(this);
			switch interface
			case 'TCPIP'
			connectTCPIP(this);
			case 'USB'
			connectUSB(this);
			end
			end

			function connectTCPIP(this)
			this.Device= visa('ni',...
			sprintf('TCPIP0::%s::inst0::INSTR',this.address));
			set(this.Device,'InputBufferSize',1e6);
			set(this.Device,'Timeout',2);
			end

			function connectUSB(this)
			this.Device=visa('ni',sprintf('USB0::%s::INSTR',this.address));
			set(this.Device,'InputBufferSize',1e6);
			set(this.Device,'Timeout',2);
			end

			function initGui(this)
			set(this.Gui.channel_select, 'Callback',...
			@(hObject, eventdata) channel_selectCallback(this, ...
			hObject,eventdata));
			set(this.Gui.fetch_single, 'Callback',...
			@(hObject, eventdata) fetch_singleCallback(this, ...
			hObject,eventdata));
			set(this.Gui.cont_read, 'Callback',...
			@(hObject, eventdata) cont_readCallback(this, ...
			hObject,eventdata));
			end

			function channel_selectCallback(this, hObject, ~)
			this.channel=get(hObject,'Value');
			end

			function fetch_singleCallback(this,~,~)
			readTrace(this);
			end

			function cont_readCallback(this, hObject, ~)
			while get(hObject,'Value')
			readTrace(this)
			end
			end

			function createCommandList(this)
			addCommand(this,'channel','DATa:SOUrce CH%d','default',1,...
			'attributes',{{'numeric'}},'write_flag',true);
			end
			end

			methods
			function set.channel(this, channel)
			if any(channel==1:4)
			this.channel=channel;
			else
			this.channel=1;
			warning('Select a channel from 1 to 4')
			end
			%Sets the gui if the gui is enabled
			if this.enable_gui
			set(this.Gui.channel_select,'Value',this.channel);
			end
			end

			function readTrace(this)
			openDevice(this);
			%Sets the channel to be read
			writeProperty(this,'channel',this.channel);
			%Sets the encoding of the data
			fprintf(this.Device,'DATa:ENCdg ASCIi');

			% Reading the units of x and y
			unit_y = strtrim(query(this.Device,'WFMOutpre:YUNit?'));
			unit_x = strtrim(query(this.Device,'WFMOutpre:XUNit?'));

			% Reading the vertical spacing between points
			step_y = str2num(query(this.Device,'WFMOutpre:YMUlt?')); %#ok<ST2NM>

			% Reading the y axis data
			y= str2num(query(this.Device,'CURVe?'))*step_y; %#ok<ST2NM>
			n_points=length(y);
			% Reading the horizontal spacing between points
			x_step=str2num(query(this.Device,'WFMOutpre:XINcr?'));%#ok<ST2NM>
			%Reads where the zero of the x-axis is
			x_zero=str2num(query(this.Device,'WFMOutpre:XZEro?'));%#ok<ST2NM>

			% Calculating the x axis
			x=linspace(x_zero,x_zero+x_step*(n_points-1),n_points);
			closeDevice(this)
			this.Trace=MyTrace('name','ScopeTrace','x',x,'y',y,'unit_x',unit_x(2),...
			'unit_y',unit_y(2),'name_x','Time','name_y','Voltage');
			%Triggers the event for acquired data
			triggerNewData(this);
			end
			end
			end

rINSTCONTROL/@MyScope/MyScope.mea176b6575b8TekRSA-Freq-vs-Time

MyScope.mView Options

rINSTCONTROL/@MyScope/MyScope.m
ea176b6575b8TekRSA-Freq-vs-Time

MyScope.m
View Options