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1054
28 EDGE DETECTION FUNCTION BLOCKS
28.1 Rising Edge Detector
28
EDGE DETECTION FUNCTION BLOCKS
28.1
Rising Edge Detector
R_TRIG(_E)
These functions detect the rising edge of a signal, and output a pulse signal.
Setting data
■
Descriptions, types, and data types
Processing details
■
Operation processing
When (s) turns ON, (d) is turned ON only for one scan.
■
Operation result
1.
Function block without EN/ENO
The operation processing is executed. The operation output value is output from (d).
• Timing chart
Ladder diagram, FBD/LD
Structured text
[Without EN/ENO]
[With EN/ENO]
[Without EN/ENO]
R_TRIG_1(CLK:=s,Q:=d);
[With EN/ENO]
R_TRIG_E_1(EN:=EN, ENO:=ENO CLK:=s,Q:=d);
Argument
Description
Type
Data type
EN
Execution condition (TRUE: Execution, FALSE: Stop)
Input variable
BOOL
s(CLK)
Rising edge detector input
Input variable
BOOL
ENO
Output status (TRUE: Normal, FALSE: Abnormal)
Output variable
BOOL
d(Q)
Output
Output variable
BOOL
(1): On the rising edge of (s), (d) turns on.
(2): At the next scan, (d) turns off.
s
d
EN
ENO
d
s
OFF
ON
ON
(s)
OFF
OFF
ON
OFF
ON
ON
OFF
ON
ON
OFF
ON
ON
OFF
ON
ON
OFF
ON
(d)
(1)
(2)
Summary of Contents for MELSEC iQ-F FX5
Page 1: ...MELSEC iQ F FX5 Programming Manual Instructions Standard Functions Function Blocks ...
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Page 17: ...15 CONTENTS ...
Page 24: ...22 MEMO ...
Page 1050: ...1048 26 TIME DATA FUNCTIONS 26 4 Division MEMO ...
Page 1068: ...1066 29 COUNTER FUNCTION BLOCKS 29 4 Counter Function Block Operation error There is no error ...
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