Logix5000 Controllers General Instructions - SLAC Confluence

Program Control Instructions (JMP, LBL, JSR, RET, SBR, JXR, TND, MCR, UID, UIE, AFI, NOP, EOT, SFP, SFR, EVENT) 441RET Operands:Relay LadderOperand Type Format DescriptionReturnparameterBOOLSINTimmediatetagdata from this routine that you want to copyto the corresponding return parameter in theJSR instructionINTarray tagDINTREALstructureRET(ReturnPar);Structured TextThe operands are the same as those for the relay ladderRET instruction.Function BlockParametersgThe operands are the same as those for the relay ladderRET instruction.Description:The JSR instruction initiates the execution of the specified routine,which is referred to as a subroutine:• The subroutine executes one time.• After the subroutine executes, logic execution returns to theroutine that contains the JSR instruction.Publication 1756-RM003I-EN-P - January 2007