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CPU UNIT FOR PLC, PLC-USE SYSTEM PROGRAM, RECORDING MEDIUM IN WHICH PLC-USE SYSTEM PROGRAM IS STORED, PLC SYSTEM, PLC SUPPORT DEVICE, PLC SUPPORT PROGRAM, AND RECORDING MEDIUM IN WHICH PLC SUPPORT PROGRAM IS STORED
CPU UNIT FOR PLC, PLC-USE SYSTEM PROGRAM, RECORDING MEDIUM IN WHICH PLC-USE SYSTEM PROGRAM IS STORED, PLC SYSTEM, PLC SUPPORT DEVICE, PLC SUPPORT PROGRAM, AND RECORDING MEDIUM IN WHICH PLC SUPPORT PROGRAM IS STORED
A system program includes a procedure library in which at least a procedure for controlling execution of a control program and a procedure for controlling output of output data and input of input data are included. If schedule-building data including execution order specifications for the procedures included in the procedure library is stored in a storage section, the system program causes a microprocessor to execute the procedures included in the procedure library in accordance with the procedure execution order specifications included in schedule-building data.
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