MATLAB Programming Fundamentals - MathWorks

Example: Displaying a Message The following example sets up a timer object that executes a MATLAB command character vector after ...

More About “Timer Callback Functions” on page 27-5 “Handling Timer Queuing Conflicts” on page 27-10 27 Program Scheduling ...

Timer Callback Functions In this section... “Associating Commands with Timer Object Events” on page 27-5 “Creating Callback Func ...

Timer Object Events and Related Callback Function Creating Callback Functions When the time period specified by a timer object e ...

t = timer('TimerFcn',@(x,y)disp('Hello World!'),'StartDelay',5); NoteWhen you specify the callback commands directly as the valu ...

msg = [event_type txt1 event_time]; disp(msg) disp(txt2) Specifying the Value of Callback Function Properties You associate a ca ...

t.TimerFcn = @(x,y)disp('Hello World!'); 5 Start the timer object: start(t) The example outputs the following. StartFcn event oc ...

Handling Timer Queuing Conflicts At busy times, in multiple-execution scenarios, the timer may need to add the timer callback fu ...

This table describes how the timer manages the execution queue. Approximate Elapsed Time (Seconds) Action 0 Start the first exec ...

However, in 'error' mode, when the queue is nonempty, the timer calls the function that you specify using the ErrorFcn property, ...

Approximate Elapsed Time (Seconds) Action 1.6 Finish the first callback execution, and start the second. This action clears the ...

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Performance “Measure Performance of Your Program” on page 28-2 “Profile to Improve Performance” on page 28-5 “Use Profiler to D ...

Measure Performance of Your Program In this section... “Overview of Performance Timing Functions” on page 28-2 “Time Functions” ...

tic % The program section to time. toc Sometimes programs run too fast for tic and toc to provide useful data. If your code is f ...

See Also profile | tic | timeit | toc Related Examples “Profile to Improve Performance” on page 28-5 “Techniques to Improve Per ...

Profile to Improve Performance In this section... “What Is Profiling?” on page 28-5 “Profiling Process and Guidelines” on page 2 ...

Consider keeping a copy of your first detail report as a basis for comparison. After you change your code, you can run the Profi ...

3 Click Start Profiling. While the Profiler is running, the Profile time indicator is green and the number of seconds it reports ...

1 In the Profiler, click Start Profiling. Make sure that no code appears in the Run this code field. 2 Start the user interface. ...