In Test (On Line or Simulation) mode, all editors are animated
with real time values of the edited objects:
Program states are displayed in the program list. Stopped
programs are marked in red. Suspended programs are marked in
blue.
Values of variables are visible in the variable editor. Double
click on a variable name to force or lock trhe variable.
Values of variables, contacts and coils are displayed in FBD
diagrams. Double click on a variable name to force or lock trhe
variable.
Values of variables, contacts and coils are displayed in LD
diagrams. Double click on a variable name to force or lock trhe
variable.
Step activities (tokens) are displayed in the SFC editor
In the text (ST or IL) editor, place the mouse cursor on a
variable name to display its real time value in a tooltip. Double
click on the variable name with the SHIFT key pressed to
force or lock the variable.
When you double click on a variable symbol during debug, a
dialog box is open and enables you to change the value of the
variable. It also enables you to "Lock" or "Unlocked" variable.
When a variable is locked, its value is no more changed by the
runtime. You can then force its value from the debugger
independently from the runtime operations. Note that the set of
variables that accept to be locked depends on the build
options.