PID control

Shows the unit step response of a controlled a transfer function using PID controller with adjustable parameters.
You can have control of anything and even import your own system (transfer function) easily with a proper GUI developed to help the user.
How to use:
Just extract the ZIP content into the running path or another path that MATLAB recognizes and run pidcontrol.m (or type in console 'pidcontrol').
You can use the example system provided or open your system if you created a variable for its transfer function in the workspace.

See more how to create a transfer function here: http://www.mathworks.com/help/control/ref/tf.html