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5
MEMORIES AND FILES HANDLED BY CPU MODULE
5.1.4 Standard ROM program execution (boot run) and writing
(1) Standard ROM program execution (boot run)
(a) Standard ROM program execution
POINT
The CPU module performs operation of the program stored in the program
memory.
It does not operate the program stored in the standard ROM.
The program stored in the standard ROM is booted (read) to the program memory
to perform operation.
1) SAFETY MODE
In SAFETY MODE, boot run is executed regardless of the boot settings made
by GX Developer.
2) TEST MODE
Boot run can be executed by setting "Execute boot run" in the boot settings
made by GX Developer and writing to the standard ROM.
In TEST MODE, when debugging was executed with the program memory
parameters and program, write to the standard ROM at the time of switching from
the TEST MODE to the SAFETY MODE.
5.1.4 Standard ROM program execution (boot run) and writing
Program
memory
Boot
Standerd
ROM
Diagram 5.6 Boot run
5.1 Memories by CPU Module
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2
3
4
5
6
7
8
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