Mitsubishi Electronics A1SJ71AT23BQ ユーザーズマニュアル
1
OVERVIEW
1.1 Features
1
- 4
1
O
V
ER
VI
E
W
2
S
YST
EM
CONF
IGURA
T
ION
3
S
P
E
C
IF
ICA
T
IONS
4
F
UNCT
IO
NS
5
PR
EP
ARA
T
O
R
Y
PR
O
C
E
DURES
BEF
ORE
OP
E
R
A
T
ION
6
L
INK DA
TA
SEN
D/
RE
C
E
IV
E
P
R
OCE
S
S
ING
A
N
D
P
R
OCE
S
S
ING
T
IME
7
P
R
OGRA
M
MING
8
TR
O
U
BL
ESHO
O
T
IN
G
(2) Transient transmission function
(a) Communication from a master station to a local station
By executing the LRDP/LWTP instruction in the sequence program of the master
station, data can be read from or written to local station devices (T, C, D, W).
station, data can be read from or written to local station devices (T, C, D, W).
(b) LRDP/LWTP instruction receive processing
A Q series local station and an A/QnA series local station are different in
processing at the time of accepting the LRDP/LWTP instruction.
processing at the time of accepting the LRDP/LWTP instruction.
1) Q series local station
The receive processing is performed to the LRDP/LWTP instruction in a
sequence program.
sequence program.
2) A/QnA series local station
The receive processing is performed to the LRDP/LWTP instruction in the
system.
(The program for receiving LRDP/LWTP instruction is not required.)
system.
(The program for receiving LRDP/LWTP instruction is not required.)
Figure 1.6 LWTP instruction receive processing (Q series local station)
Figure 1.7 LWTP instruction receive processing (A/QnA series local station)
Q series local station
Local module
CPU module
Link data
storage area
Buffer memory
Buffer memory
Data memory
storage area
DC
H
DMOV Z0
BMOV D0Z1 Z2
Write data
Master station
Data memory
storage area
D20 to D29
Command
LWTP
Device
write
write
D200 to D209
= K4
MOV Z2
= H4420 Z0
U0\
G174
G174
U0\
G220
G220
U0\
G216
G216
U0\
G219
G219
"A part" of the program for receiving LWTP instruction
A/QnA series local station
Link module
CPU module
Data memory
storage area
Master station
Data memory
storage area
D20 to D29
Command
LWTP
Device
write
write
D200 to D209