Rockwell Automation Publication 2080-RM001D-EN-E - February 2015 149
Chapter 8
Boolean instructions
Boolean instructions determine a value output based on some logical calculation
from inputs. The module outputs can be directly controlled from the program or
independently controlled by the module using the Boolean instructions.
Function Description
MUX4B on page 170 Similar to MUX4, but can accept BOOL type input and output BOOL type value
MUX8B on page 166 Similar to MUX8, but can accept BOOL type input and output BOOL type value
TTABLE on page 162 Provides the value of the output according to the combination of inputs
Function block Description
F_TRIG on page 150 Falling edge detection
RS on page 154 Reset dominant bistable
R_TRIG on page 152 Rising edge detection
SR on page 160 Set dominant bistable
Operator Description
AND on page 157 Performs a boolean AND operation between two or more values.
NOT on page 159 For Boolean expressions, converts values to negated values.
XOR on page 158 Boolean exclusive OR of two values.
OR on page 156 Boolean OR of two or more values.
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