User`s guide

8 The Root Locus Design GUI
8-10
Choosing a Feedback Structure
TheRootLocus designtoolcan beapplied toSISO LTIsystems whosefeedback
structure is i n one of the following two configurations.
Diagram of feedback
structure
F,P, and H compose
the design model.
Click on the appropriate arrow to
transfer a model from the list to a
design model component.
Toggle button
for the feedback
structure
Edit the name of the
overall design model.
This name appears on
the title bar of the Root
Locus Design GUI.
Variable names for the design
model components appear here if
you use the transfer arrows. You
can also use tf, zpk, and ss
to create a model in the text box.
Model listbox: lists available LTI
models or blocks.
SISO LTI models can be imported from either
the workspace or disk. SISO LTI blocks can be
imported from saved or open Simulink models.
Default feedback structure