Lenze E84DSxxx - Manual (Page 727)

Lenze · 8400 protec StateLine · Reference manual · DMS 4.2 EN · 03/2013 · TD05
727
17 Function library
17.1 Function blocks | L_DFlipFlop_1
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
17.1.12 L_DFlipFlop_1
The FB saves binary signals (DFlipFlop) in a clock-controlled way.
Inputs
Outputs
Function
If the bClr input = FALSE, a signal edge at the bClk input switches the static input signal bD to the
bOut output, where it is retained:
Identifier
Data type
Information/possible settings
bD
BOOL
Data input
bClk
BOOL
Clock input
• Only FALSE/TRUE edges are evaluated
bClr
BOOL
Reset input
TRUE • The bOut output is set to FALSE.
• The bNegOut output is set to TRUE.
Identifier
Data type
Value/meaning
bOut
BOOL
Output signal
bNegOut
BOOL
Output signal, inverted
/B')OLS)ORSB
E&ON
E&OU
E'
&/5
'
E2XW
E1HJ2XW
4
4
TRUE
TRUE
FALSE
FALSE
bClk
bOut
t
TRUE
FALSE
bD
t
t