User guide

Lenze · 9400 function library · Reference manual · DMS 6.7 EN · 08/2014 · TD05 589
5 Function blocks
5.172 L_TbFlipFlopRS - status-controlled RS flipflop
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5.172 L_TbFlipFlopRS - status-controlled RS flipflop
This FB is created as an RS flipflop and can be used to evaluate and save digital signals.
• The RS flipflop is set with a TRUE signal at the set input bS and reset with a TRUE signal at the
reset input bR.
• If both inputs are applied with a FALSE signal, the output state is maintained.
Inputs
Outputs
Function
Function library: LenzeToolbox
Runtime software licence:  Motion Control HighLevel  Motion Control TopLevel
Identifier/data type Information/possible settings
bS
BOOL
Set input
TRUE Set RS flipflop.
bR
BOOL
Reset input
TRUE Reset RS flipflop.
Identifier/data type Value/meaning
bQ
BOOL
State of the RS flipflop
bQn
BOOL
Inverted state of the RS flipflop (≡ bQ
)
bS bR bQ bQn
FALSE FALSE unchanged unchanged
TRUE FALSE TRUE FALSE
FALSE TRUE FALSE TRUE
TRUE TRUE FALSE TRUE
E4
E4Q
E6
E5
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