dmc50 Yamatake Corporation, dmc50 Datasheet - Page 37

• Manufacturer Part Number: dmc50
• Description: Module Type Controller Control Module / Communication Module
• Manufacturer: Yamatake Corporation

G Special Boolean instructions
REDGE
(Rising edge detection)
FEDGE
(Falling edge detection)
Name
Expression: REDGE
Meaning: Performs the rising edge detection of a Boolean type expression.
Syntax: <return value>: =REDGE (<boo_expression>, <memo_variable>);
Operands: <boo_expression> Boolean type variable or expression of which rising edge is to be detected.
Return value: TRUE When changed from FALSE to TRUE.
Expression: FEDGE
Meaning: Performs the falling edge detection of a Boolean type expression.
Syntax: <return value>: =FEDGE (<boo_expression>, <memo_variable>)
Operands: <boo_expression> Boolean type variable or expression of which falling edge is to be detected.
Return value: TRUE When changed from TRUE to FALSE.
<memo_variable> Internal variable to store the last state of the expression.
<memo_variable> Internal variable to store the last state of the expression.
FALSE Other than the above.
FALSE Other than the above.
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Function