Allen-Bradley LOGIX 5000 Reference Manual page 405

Logical and Move
Function Block
Structured Text
JKFF(JKFF_tag);
Operands
Function Block
Operand Type
JKFF tag FLIP_FLOP_JK
FLIP_FLOP_JK Structure
Input Data Type
Parameter
EnableIn BOOL
Clear BOOL
Clock BOOL
Output Data Type
Parameter
EnableOut BOOL
Q BOOL
QNot BOOL
Rockwell Automation Publication 1756-RM006K-EN-P - November 2018
Format Description
Structure JKFF structure
Description
Enable input. If cleared, the instruction
does not execute and outputs are not
updated.
Default is set.
Clear input to the instruction. If set, the
instruction
clears Q and sets QNot.
Clock input to the instruction.
Default is cleared.
Description
Indicates if instruction is enabled.
The output of the instruction.
The complement of the Q output.
Chapter 6
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