add documentation and data file

.gitignore

@@ -9,6 +9,9 @@
 *.xml
 *_slrt_rtw/
 
+# data
+data/
+
 # Windows default autosave extension
 *.asv
 

readme.org

@@ -6,10 +6,10 @@
 We first copy the =dat= file from the target computer to the host computer:
 
 #+begin_src matlab
-tg=slrt;
+  tg=slrt;
-f=SimulinkRealTime.openFTP(tg);
+  f=SimulinkRealTime.openFTP(tg);
-mget(f, 'DATA_001.dat');
+  mget(f, 'DATA_001.dat', 'local_folder');
-close(f); 
+  close(f); 
 #+end_src
 
 We then import the =dat= file to the workspace:
@@ -21,14 +21,21 @@ We then import the =dat= file to the workspace:
 * Commands with the target object
 https://fr.mathworks.com/help/xpc/api/simulinkrealtime.target.html
 
+| Connect | No Yes         |
+| Status  | stopped runing |
+| start   | Start execution of real-time application on target computer |
+| stop    | Stop execution of real-time application on target computer  |
+
+
 | tg.viewTargetScreen | Show target computer screen |
+
 | ping | Test communication between development and target computers |
 | reboot | Restart target computer |
 | close | Close connection between development and target computers |
+
 | load | Download real-time application to target computer |
 | unload | Remove real-time application from target computer |
-| start | Start execution of real-time application on target computer |
+
-| stop | Stop execution of real-time application on target computer |
 | addscope | Create a scope of specified type |
 | getscope | Return scope identified by scope number |
 | remscope | Remove scope from target computer |
@@ -50,3 +57,22 @@ https://fr.mathworks.com/help/xpc/api/simulinkrealtime.target.html
 | getProfilerData | Retrieve profile data object |
 | resetProfiler | Reset profiling service state to Ready |
 | getDiskSpace | Return free space and total space on the drive, in bytes |
+
+* FTP access to the target computer
+https://fr.mathworks.com/help/xpc/api/simulinkrealtime.openftp.html?s_tid=doc_ta
+
+First run the following commands to have the =FTP= Object:
+#+begin_src matlab
+  tg=slrt;
+  f=SimulinkRealTime.openFTP(tg);
+#+end_src
+
+Then, the =f= object can be used to access the filesystem on the target computer.
+| cd     | | |
+| dir    | | |
+| mget   | Used to download data from the target host | =f.mget('data.dat', 'local_folder')= |
+| mkdir  | | |
+| mput   | | |
+| rename | | |
+| rmdir  | | |
+| close  | | |

slip-ring-test/readme.org

@@ -0,0 +1 @@
+* TODO Register data on the computer

slip-ring-test/run_test.m

@@ -0,0 +1,48 @@
+tg = slrt;
+
+%% TODO - Build this application if updated
+
+%%
+if tg.Connected == "Yes"
+    if tg.Status == "stopped"
+        %% Load the application
+        tg.load('test');
+
+        %% Run the application
+        tg.start;
+        pause(10);
+        tg.stop;
+        
+        %% Load the data
+        f = SimulinkRealTime.openFTP(tg);
+        mget(f, 'data/data_001.dat');
+        close(f);
+    end
+end
+
+%% Convert the Data
+data = SimulinkRealTime.utils.getFileScopeData('data/data_001.dat').data;
+
+t  = data(:, end);
+x1 = data(:, 1);
+x2 = data(:, 2);
+
+save('mat/data_001.mat', 't', 'x1', 'x2');
+
+%% Plot the data
+figure;
+hold on;
+plot(t, x1);
+plot(t, x2);
+hold off
+xlabel('Time [s]');
+ylabel('Voltage [V]');
+
+%% Compute the PSD
+dt = t(2)-t(1);
+
+window_L = ceil(length(x1)/10);
+window_han = .5*(1 - cos(2*pi*(1:window_L)'/(window_L+1)));
+
+[pxx, f] = pwelch(x1, window_han, 0, [], 1/dt);
+