GE PACSystems RX7i User Manual

Chapter 8. Structured Text (ST) Programming
GFK-2950C February 2018 369
8.2.1 Assignment Statement
The assignment statement replaces the value of a variable with the result of evaluating an
expression (of the same data type).
Notes:
▪ Assignment statements can affect transition bits.
▪ Assignment statements take override bits into account.
Format
Variable := Expression;
Where:
Variable is a simple variable, array element, etc.
Expression is a single value, expression, or complex expression.
Examples
Boolean assignment statements:
VarBool1 := 1;
VarBool2 := (val <= 75);
Array element assignment:
Array_1[13] := (RealA /RealB)* PI;

GE PACSystems RX7i Specifications

General

Brand	GE
Model	PACSystems RX7i
Category	Controller
Language	English