UsefulLinks
Computer Science
Programming
PLC Programming
1. Introduction to Industrial Automation and Control Systems
2. Fundamentals of Programmable Logic Controllers
3. PLC Hardware Architecture and Components
4. Field Devices and Instrumentation
5. PLC Programming Software and Development Environment
6. PLC Memory Organization and Data Management
7. IEC 61131-3 Programming Standard
8. Ladder Diagram Programming
9. Function Block Diagram Programming
10. Structured Text Programming
11. Sequential Function Chart Programming
12. Program Structure and Organization
13. Advanced PLC Programming Techniques
14. Industrial Communication and Networking
15. Human-Machine Interface Integration
16. SCADA System Integration
17. Safety Systems and Functional Safety
18. System Integration and Commissioning
19. Troubleshooting and Diagnostics
20. Maintenance and Lifecycle Management
11.
Sequential Function Chart Programming
11.1.
SFC Fundamentals
11.1.1.
Step-Transition Structure
11.1.2.
Sequential Execution
11.1.3.
Parallel Branches
11.1.4.
Alternative Branches
11.2.
Steps and Actions
11.2.1.
Step Types
11.2.2.
Action Blocks
11.2.3.
Action Qualifiers
11.2.4.
Action Timing
11.3.
Transitions and Conditions
11.3.1.
Transition Logic
11.3.2.
Condition Evaluation
11.3.3.
Transition Priorities
11.4.
SFC Program Structure
11.4.1.
Initial Steps
11.4.2.
Normal Steps
11.4.3.
Macro Steps
11.4.4.
Enclosing Steps
11.5.
Advanced SFC Features
11.5.1.
Simultaneous Sequences
11.5.2.
Selection Sequences
11.5.3.
Iteration Sequences
11.5.4.
Exception Handling
Previous
10. Structured Text Programming
Go to top
Next
12. Program Structure and Organization