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30 Applied Instructions (External Device Communication)
707
FXCPU Structured Programming Manual
[Basic & Applied Instruction]
21
Appl
ied
 In
stru
cti
ons 
(R
eal
 T
im
C
lock
 Contr
ol)
22
Ap
plied
 Instru
ctio
ns 
(E
xt
er
na
l De
vi
ce
)
23
App
lied Instr
ucti
ons 
(Ex
tensi
on 
Functi
on)
24
Ap
pl
ied In
struct
ions 
(O
thers)
25
Appl
ied
 Instru
cti
ons
 
(B
lock
 Dat
O
per
at
io
n)
26
App
lie
d Instr
uction
(Charac
ter 
Stri
ng C
ontrol
)
27
Ap
pl
ied Inst
ruct
io
ns 
(D
ata
 Op
eration 3
)
28
Appl
ied
 In
stru
cti
ons 
(D
ata C
om
par
ison
)
29
App
lie
d Instr
uction
(D
ata
 T
abl
O
peration
)
30
Appli
ed In
struc
tions
(E
xt
ernal Devi
ce 
Comm
uni
cat
ion)
30. Applied Instructions (External Device Communication)
This chapter introduces the instructions for executing inverter communication and MODBUS communication.
Instruction name
Function
Reference
IVCK
Inverter Status Check
Section 30.1
IVDR
Inverter Drive
Section 30.2
IVRD
Inverter Parameter Read
Section 30.3
IVWR
Inverter Parameter Write
Section 30.4
IVBWR
Inverter Parameter Block Write
Section 30.5
IVMC
Inverter Multi Command
Section 30.6
ADPRW
MODBUS Read / Write
Section 30.7