PLC Programming

  1. Sequential Function Chart Programming
    1. SFC Fundamentals
      1. Step-Transition Structure
        1. Sequential Execution
          1. Parallel Branches
            1. Alternative Branches
            2. Steps and Actions
              1. Step Types
                1. Action Blocks
                  1. Action Qualifiers
                    1. Action Timing
                    2. Transitions and Conditions
                      1. Transition Logic
                        1. Condition Evaluation
                          1. Transition Priorities
                          2. SFC Program Structure
                            1. Initial Steps
                              1. Normal Steps
                                1. Macro Steps
                                  1. Enclosing Steps
                                  2. Advanced SFC Features
                                    1. Simultaneous Sequences
                                      1. Selection Sequences
                                        1. Iteration Sequences
                                          1. Exception Handling

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                                        10. Structured Text Programming

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                                        12. Program Structure and Organization