A-81
Appendices
NJ-series CPU Unit Software User’s Manual (W501)
A-5 Attributes of CPU Unit Data
App
A-5 Attributes of CPU Unit Data
The following table shows the attributes of the CPU Unit data including the Retain/Non-retain attribute
in the following cases: power interruption, power on, operating mode change, and major fault level Con-
troller error.
CPU Unit data
Data reten-
tion at
power
interrup-
tions
When
power is
turned ON
Status changes
Writing
when write
protection
is enabled
Transfer-
ring data
with the
Sysmac
Studio
Operating
modes
permitting
writing
Overwrit-
ing in RUN
mode
Change
between
PRO-
GRAM
mode and
RUN mode
When a
Major Fault
Level Con-
troller
Error
occurs
Synchro-
nized data
User pro-
gram
POUs and user program
execution ID in user pro-
gram
Retained
(with non-
volatile
memory).
Same as
before
power inter-
ruption.
Retained. Retained. Not sup-
ported.
Retained. PRO-
GRAM/
RUN mode
(online edit-
ing)
Supported.
Online edit-
ing
Task
Setup
Task Settings
Retained
(with non-
volatile
memory).
Same as
before
power inter-
ruption.
Retained. Retained. Not sup-
ported.
Retained. PRO-
GRAM
mode
Not sup-
ported.
Variables
Variable
tables
(but not
variable
values)
Device vari-
able
Retained
(with non-
volatile
memory).
Same as
before
power inter-
ruption.
Retained. Retained. Not sup-
ported.
Retained. PRO-
GRAM
mode
Not sup-
ported.
User-defined
variables
Retained
(with non-
volatile
memory).
Same as
before
power inter-
ruption.
Retained. Retained. Not sup-
ported.
Retained. PRO-
GRAM/
RUN mode
(online edit-
ing)
Supported.
Online edit-
ing
Data type
User-defined
data types
Retained
(with non-
volatile
memory).
Same as
before
power inter-
ruption.
Retained. Retained. Not sup-
ported.
Retained. PRO-
GRAM/
RUN mode
(online edit-
ing)
Supported.
Online edit-
ing
Controller name
CPU Unit
name
Retained
(with non-
volatile
memory).
Same as
before
power inter-
ruption.
Retained. Retained. Not sup-
ported.
Retained. PRO-
GRAM/
RUN mode
Supported.
Built-in Ether-
Net/IP port
name
Retained
(with non-
volatile
memory).
Same as
before
power inter-
ruption.
Retained. Retained. Supported Not
retained.
PRO-
GRAM/
RUN mode
Supported.
To Next Page
Loading...
Need help?
General
