CPU OF PLC, SYSTEM PROGRAM FOR PLC, AND RECORDING MEDIUM STORING SYSTEM PROGRAM FOR PLC

摘要

A scheduler program includes a command causing a microprocessor to start execution of a first control program after a communication circuit transmits output data and receives input data in a control cycle following a control circle in which execution of the first control program has ended, and a command causing the microprocessor to execute an unexecuted portion of the first control program in a control cycle following a control cycle in which execution of the first control cycle has not ended.