Tune PID controller with your hand

This code uses gui to demonstrate the step response for DC Motor Position system with PID controller

This code uses gui to demonstrate the step response for DC Motor Position system with PID controller which can be edited by three sliders. The edit texts can be edited by user, after editing press plot pushbutton to plot the response of new current system. Pushbutton (Reset) returns to the default system parameter. Pushbutton (Plot without PID) eliminates the effect of PID controller.
For more inforamtion about the DC motor postion control:http://www.engin.umich.edu/class/ctms/examples/motor2/pid2.htm