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235
Saving Data
Section 5-4
5-4-2
Data Saving Procedure
The PC Interface Area (bit area) is used to save the transferred data in MC
Unit.
Procedure
Saving parameters:
n+0 word Bit 01
Saving position data:
n+0 word Bit 02
Status
Flash save completed:
n+15 word Bit 02
(page 373) for details.
5-4-3
Ladder Program Example of Saving the Data Transferred Using
IOWR Instruction
In this example, Position data is transferred to the position data address in the
MC Unit using the IOWR instruction. The transferred position data is then
saved in the Flash Memory.
Program Example:
Transferring One Data Item
R1
R2
R2
IOWR
#0456
D00100
#00088000
R3
R3
R3
n+0.02
n+15.02
DIFU
R1
Execution condition
Sets position data in DM area starting
from D100.
Specifies the first position data
address PL0456Hex of MC Unit
First address of transfer source
Transfer destination unit No. and
No. of transferred words
=Flag
n+0.02 Position data save
Flash save completed
Position data save
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