Technical Manual Universal Interface BE
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24
4.5.1.2
Toggle
rising/falling
edge
The
sub
‐
function
“toggle
rising
edge“
or
“toggle
falling
edge”
toggles
at
the
adjusted
edge.
That
means,
the
current
value
of
the
communication
object
is
inverted
at
every
switching
process.
By
using
this
function
an
edge
based
alternating
circuit
can
be
realized.
The
following
diagram
describes
this
sub
‐
function.
As
soon
as
the
state
changes
from
1
to
0,
the
binary
input
sends
the
inverted
signal.
The
signal
is
send
always
as
a
short
pulse:
The
following
chart
shows
the
corresponding
communication
objects:
Number
Name
Length
Usage
0
Switch
1
Bit
Switching
function;
no
differences
between
long
and
short
keystroke
1
Value
for
toggle
1
Bit
status
object,
indicates
the
switching
state
of
the
channel
Table
16:
Communication
objects
toggle
rising/falling
edge