
25 EDGE DETECTION FUNCTION BLOCKS
25.2 Falling Edge Detector
847
25
2.
Function block with EN/ENO
The following table lists the execution conditions and operation results.
• Timing chart
Operation error
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
OFF
ON
ON
ON
ON
ON
EN
OFF
OFF
ON
OFF
ON
OFF
ON
OFF
ON
ON
ON
(s)
OFF
ON
ON
ON
ON
ON
ENO
OFF
OFF
ON
OFF
ON
OFF
ON
(d)
When EN is on and on
the falling edge of (s),
(d) turns on.
When EN is off, (d) holds the output
of the previous scan.
At the next scan,
(d) turns off.
Summary of Contents for MELSEC iQ-F FX5 series
Page 1: ...MELSEC iQ F FX5 Series Programming Manual Instructions Standard Functions Function Blocks ...
Page 2: ......
Page 21: ...19 PART 1 PART 1 OVERVIEW Part 1 consists of the following chapter 1 OVERVIEW ...
Page 98: ...96 4 STANDARD FUNCTIONS FUNCTION BLOCKS 4 2 Standard Function Blocks MEMO ...
Page 840: ...838 23 TIME DATA FUNCTIONS 23 4 Division MEMO ...
Page 887: ......