This GUI is a simple and easy-use tool for control beginners. It simply and easily provides two responses of impulse and unit-step inputs as well as three plots of Root-locus, Bode, and Nyquist. A PID button is now updated to help users understand how PID controll works with various parameters.
PID button is updated
Bug fixed and options added
fixed bugs and added options of zero&poles and coefficient for the transfer function