adi: ad3530r: Add support for ad3530r

+adi/+AD3530r/Tx.m

@@ -0,0 +1,84 @@
+classdef Tx < adi.common.Tx & matlabshared.libiio.base & adi.common.Attribute
+    % AD3530r Precision voltage output DAC Class
+    % adi.AD3530r.Rx Transmits data to the AD3530r DAC
+    %   The adi.AD3530r.Tx System object is a signal sink that can transmit
+    %   data to the AD3530r.
+    %
+    %   tx = adi.AD3530r.Tx;
+    %   tx = adi.AD3530r.Tx('uri','ip:192.168.2.1');
+    %
+    %  TODO: Add link to the data sheet  
+
+    properties
+        % SampleRate Sample Rate
+        %   Baseband sampling rate in Hz, specified as a scalar
+        %   in samples per second.
+        SampleRate
+    end
+
+    properties (Nontunable)
+        SamplesPerFrame
+    end    
+
+    properties (Nontunable, Hidden, Constant)     
+        Type = 'Tx'
+    end
+
+    % Channel names
+    properties (Nontunable, Hidden)
+       channel_names = {'voltage0', 'voltage1', 'voltage2', 'voltage3', ...
+                         'voltage4', 'voltage5', 'voltage6', 'voltage7'}
+    end
+
+    properties (Hidden, Nontunable, Access = protected)
+        isOutput = true
+    end
+
+    properties (Nontunable, Hidden)
+        Timeout = Inf
+        kernelBuffersCount = 1
+        dataTypeStr = 'int16'
+        phyDevName = 'ad3530r'
+        devName = 'ad3530r'
+    end
+
+    properties (Hidden, Constant)
+        ComplexData = false
+    end
+
+    methods
+
+        %% Constructor
+        function obj = Tx(varargin)
+            obj = [email protected](varargin{:});
+            obj.enableExplicitPolling = false;
+            obj.EnabledChannels = 1;
+            obj.uri = 'ip:analog.local';
+            obj.DataSource = 'DMA';
+        end
+
+        function set.SampleRate(obj, value)
+            % Set device sampling rate
+            obj.SampleRate = value;
+            if obj.ConnectedToDevice
+                obj.setDeviceAttributeRAW('sampling_frequency', num2str(value));
+            end
+        end
+
+    end
+
+    %% API Functions
+    methods (Hidden, Access = protected)
+
+        function setupInit(obj)
+            % Write all attributes to device once connected through set
+            % methods
+            % Do writes directly to hardware without using set methods.
+            % This is required since Simulink support doesn't support
+            % modification to nontunable variables at SetupImpl
+            obj.setDeviceAttributeRAW('sampling_frequency',num2str(obj.SampleRate))
+            obj.setDeviceAttributeRAW('all_ch_operating_mode', 'normal_operation')
+        end
+
+    end
+end

+adi/Contents.m

@@ -30,6 +30,7 @@
 %   <a href="matlab:help adi.AD7768            ">AD7768</a>         - ADC
 %   <a href="matlab:help adi.AD7768_1          ">AD7768-1</a>       - ADC
 %   <a href="matlab:help adi.AD2S1210          ">AD2S1210</a>       - Resolver-to-Digital Converter
+%   <a href="matlab:help adi.AD3530r            ">AD3530r</a>       - DAC
 %   <a href="matlab:help adi.AD5760            ">AD5760</a>         - DAC
 %   <a href="matlab:help adi.AD5780            ">AD5780</a>         - DAC
 %   <a href="matlab:help adi.AD5781            ">AD5781</a>         - DAC

docs/source/index.rst

@@ -58,6 +58,7 @@ The following have device-specific implementations in MATLAB and Simulink. In ge
    "AD5791", "Zedboard", "Yes", "No", "ADI (2021b)"
    "AD7124-4", "Zedboard", "Yes", "No", "ADI (2021b)"
    "AD7124-8", "Zedboard", "Yes", "No", "ADI (2021b)"
+   "AD3530r", "SDP-K1", "Yes", "No", "ADI (2021b)"
    "AD4050", "SDP-K1", "Yes", "No", "ADI (2021b)"
    "AD4052", "SDP-K1", "Yes", "No", "ADI (2021b)"
    "AD4170", "SDP-K1", "Yes", "No", "ADI (2021b)"

examples/ad3530r_DataStreaming.m

@@ -0,0 +1,35 @@
+%% Script for generating and transmitting a set of samples to a 
+%% connected AD3530r board
+
+%% Generate data
+samplerate = 50000;
+amplitude = 2^15; 
+frequency = 250;
+sine_wave = dsp.SineWave(amplitude, frequency);
+sine_wave.ComplexOutput = false;
+sine_wave.SamplesPerFrame = 200;
+sine_wave.SampleRate = samplerate;
+sine_wave.PhaseOffset = [0 pi/2 pi];
+data = sine_wave();
+
+% Add offset for unipolar DAC
+data = data+2^15;
+data = uint16(data);
+
+%% Tx set up
+% Instantiate the system object
+tx = adi.AD3530r.Tx;
+% Specify uri
+tx.uri = 'ip:analog.local';
+tx.EnableCyclicBuffers = true;
+tx.SampleRate = samplerate;
+tx.EnabledChannels = [1 2 3];
+
+% Stream data
+tx(data)
+
+%Pause the execution to see the ouput for 5 seconds
+pause(5);
+
+% Delete the system object
+tx.release();