6.
HOW
TO USE EACH FUNCTION
-.
.,
*I
I
-
e.
,
..
..
.
,./
,
.
.
MELSEC-A
L
;
I
I
.
.__
.-.
6.9.9
Clearing
thedevlce
memory
of
an
ACPU
(Devke
memory
all
clear)
i
7
This operation clears the bit devices in the ACPU, and the word device
contents
(special
relay
(M),
special
register
(D),
and.file register
(F)).
/
[Basic
operatlon]
SHIFT OT-1
GO
I
[Sample operatlon]
When device memory all clear is executed
Select the
OTHERS
mode.
2
PLC CEECK
3
PLC
SYSTEM
2
ALL
CLEAR
3
PC
lo.
YAIN/SUB
Select "3:PLC SYSTEM".
rl
011
PLC
MEM.
CLEAR
Select "2:ALL CLEAR".
2
PRWRAY
CLEAR
3
DEV.
MEM.
CLEAR
0
DBV.
MEMORY
CLEAR
Select "3:DEV. MEM. CLEAR'.
0
DEV.
YBYORY
CLEAR
"3:DEV. MEM. CLEAR' is executed.
.*"
go out one by one by using clear
processing.
The displayed number decreases by
1
K
byte by using clear processing.
0
DEV.
MEMORY CLEAR
COMPLETED
All clear
of
the contents
of
a bit de-
vice and
a
word device has now been
completed.
[Explanatlon]
(1)
Keep the ACPU in the STOP state.
..
If
it .is not in the STOP state, put the ACPU in the STOP state before
starting the operation.
(2)
Pressing the [END] or [CLEAR] keys returns
to
the "2:ALL CLEAR" menu.
i
6-84
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