Correspondences between PL7 and Control Expert: Structured Text language instructions

Introduction

Conversion replaces the PL7 Structured Text language elements by their Control Expert equivalent.

Instruction list

The following table describes any correspondences and differences between PL7 and Control Expert Structured Text command instructions.

	PL7	Control Expert	Status
Instructions	IF	IF	Converted
	CASE	CASE	Converted
	WHILE	WHILE	Converted
	REPEAT	REPEAT	Converted
	EXIT	EXIT	Converted
	FOR	FOR	Modified (1)
	HALT	HALT()	Modified (2)
	JUMP	JUMP	Converted
	SRi	SRi()	Modified (3)
	RETURN	RETURN	Converted

Legend:
(1)	Conversion of this instruction generates an error message during the analysis phase.
(2)	The instruction is replaced by an EF.
(3)	This instruction is replaced by a section call.