1
OVERVIEW
1.2 Program Storage and Operation
1
- 26
1
O
verv
iew
2
Per
fo
rma
nce
S
p
ecifica
tio
n
3
S
equ
en
ce P
ro
g
ra
m
Co
nfig
ura
tio
n a
nd
E
xecut
io
n Co
nd
iti
o
ns
4
I/O N
unb
er
Assig
n
m
e
nt
5
Me
mor
ie
s a
nd
File
s
Ha
nd
led
by CP
U Mo
du
le
6
Func
tions
7
Co
mmu
nic
a
tion
us
in
g
bu
ilt
-i
n E
th
e
rne
t po
rt
s o
f
CP
U mod
u
le
8
Co
mm
un
icatio
n
w
ith
Int
e
lli
ge
nt
Fun
ction
Mo
du
le
2) High Performance model QCPU, Process CPU, Redundant CPU,
Universal model QCPU
To boot
the program data to the program memory, make setting on the
Boot file setting tab of PLC parameter in GX Developer and set the parameter-
valid drive with DIP switches.
Note3
Figure 1.14 Boot operation of High Performance model QCPU, Process CPU,
Redundant CPU, Universal model QCPU
Note3
Universal
UD
Note1.3
Universal
UD
Note1.4
Program
memory
Boot
Memory card
Boot
Standard
ROM
Execution of program booted from the standard
ROM or memory card to the program memory.
Parameter
Program
Device
initial value
Device
comments
Parameter
Program
Device
initial value
Device
comments
The Universal model QCPU cannot boot data from the standard ROM to the program
memory. (
Universal
UD
The Universal model QCPU cannot make the parameter-valid drive settings with the
DIP switch setting. (
)
Universal
UD