文档介绍：mandNOP(0,0)Thisinstructiondoesnotdoanylogicaloperation,soitiscalledemptyoperationandnorelay,nooperationnumber・Theinstructionisappliedintheprogramtoallowanaddresstobeinsertedinordertodebugtheprogram,butalsotofine-heseantime・ENDinstructionEND(01)Thisinstructionisusedalone,nooperandsarerequired,thefinalinstructionoftheprogram,indicatingthattheprogramisover・ThePLCexecutestheuserprogram,stopstheexecutionphasewhenitexecutestheENDinstruction,andturnstotheoutputrefreshphase・IftheENDinstructionisomittedfromtheprogram,theprogrammerisexecutedbydisplayinganerrormessage:"NOENDINSET":mandisadded,!(02)andtheinterlockclearinginstructionILC(0,3)Thetwoinstructionsdon'tcount,mandisinterlocking,formingabranchcircuit,mand,indicatingthebeginningoftheinterlocksegment・TheILCinstructionindicatesthattheinterlockingsegmentisover・TheinterlockingorderILandtheinterlockclearinginstructionILCisusedtoformanewbusinthebranchofthetrapezoiddiagram,allowingacertainpartofthetrapezoiddiagramtobecontrolledbycertainconditions・TheILandILCinstructionsshouldbeusedinpairs,(thatis,ON),(OFF),ILandILCdoesnotperformtheinterlockbetweentheproceduressection,namelyallr