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(4) Changing the reserved area for online change
A program file has an area designated as reserved area for online change to support the online
change that changes program file size.
The following provides precautions when changing the size of reserved area for online change.
(a) Size of a program file
The size of a program file is addition of created program size and reserved area for online change.
(b) When program file size is increased from the secured capacity
If the size secured for the program file (size including reserved area for online change) is exceeded after a
program is written in the RUN status, the reserved area for online change can be re-set before the writing if the
user memory area has space.
(c) Increase time of scan time
The scan time is increased when reserved area for online change is re-set when programs are written in the
RUN status.
For increased scan time, refer to Section 10.1.3.
(5) Operations prohibited when programs are written to the CPU module in the
RUN status, T/C setting value is changed, or data are transferred from a
program cache memory to a program memory
Refer to Section 6.12.3(2).
(6) Instructions that do not operate normally when programs are written to the
CPU module in the RUN status
Refer to Section 6.12.3(3).
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