IEC 61131-3 Editor Debugging
- Values of variables, contacts and coils are displayed in FBD"Function block diagram" A function block diagram describes a function between input variables and output variables. A function is described as a set of elementary blocks diagrams. Double-click on a variable name to force or lock the variable
- Values of variables, contacts and coils are displayed in FFLD diagrams. Double-click on a variable name to force or lock the variable
- Step activities (tokens) are displayed in the SFC"Sequential function chart" It can be used to program processes that can be split into steps. The main components of SFC are: - Steps with associated actions - Transitions with associated logic conditions - Directed links between steps and transitions editor
- In the text (ST"Structured text"
A high-level language that is block structured and syntactically resembles Pascal or IL"Instruction list"
This is a low-level language and resembles assembly) 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
Figure 4-71: Animation in Editors
See also Forcing a variable