24 BISTABLE FUNCTION BLOCKS
24.2 Bistable Function Blocks (Reset Priority)
843
24
2. Function block with EN/ENO
The following table lists the execution conditions and operation results.
• Timing chart
There is no operation error.
Execution condition Operation result
EN ENO (d)
TRUE (Executes operation) TRUE Operation output value
FALSE (Stops operation) FALSE Previous output value
ON ON ON ON ON
EN
OFF
ON
ON
(s1)
OFF OFF
ON
OFF
ON
(s2)
ENO
OFF OFF
ON
OFF
ON
(d)
When EN and (s1) are on
and (s2) is off, (d) turns on.
When EN and (s2) are on,
(d) turns off.