Omron CS1W-MCH71 -, Operation Manual

Page: 471 / 717

426
Interface Specifics
Section 7-4
The timing chart will be the same as the above even at error completions. Use
the bit [Unit Alarm] to confirm normal completion or error completion. (Confirm
with the alarm as it seldom happens.)
If [System Parameter Save] is turned OFF before completion:
Function With this function, the position data that has been changed using IOWR
instruction or teaching function from ladder program is saved into the Flash
ROM of the MC Unit.
Command and Operation
• Position data will be saved when the bit [Position Data Save] is turned
ON.
• Turning OFF the bit [Position Data Save] after the command reception will
not interrupt the processing.
Status Condition
• When saving is completed (normal completion or error completion), the
bit [Flash Save Completed] will turn ON.
• The same status bit is used for saving system parameters. Therefore, it is
not recommended to save position data simultaneously with system
parameters.
Effect of Other Functions Nil
Effect on Other Functions Nil
1
0
1
0
Turning OFF after reception will
not interrupt saving.
[Flash Save Completed] will not turn
ON because [System Parameter Save]
is already OFF at save completion.
Unit Control Bit:
System Parameter Save
Unit Status Bit:
Flash Save Completed
Data in Flash Memory
Current Updated
Word Variable Bit Name I/O
n+0 IW0300 02 Position Data Save Output
Name Specifications
Position Data Save 0: Nil
1: Nil
↑
: Saves position data in the Flash ROM
↓
: Nil
Name Specifications
Flash Save Com-
pleted 0: Neither parameter nor position data save is completed
1: Parameter or position data save is completed (including
error completion)