Mitsubishi Electric Melsec QJ71LP21 Reference Manual page 293

7 APPLICATION FUNCTIONS
QCPU
READ
instruction
request
source
D200
D201
D202
D203
D204
D210
QCPU
READ
instruction
target station
D10
D11
D12
D13
D14
SD0
7 - 69
(c) Program example
Read the data in D10 to D14 of station number 4 to D200 to D204 of station
number 1.
Read the data in SD0 (diagnostic error) of station number 4 to D210 of
station number 1.
Write the data stored in D300 to D303 of station number 2 to D50 to D53 of
station number 3.
Station No. 1
QX40 QY40P
QJ71
LP21
Channel 3
QX40 QY40P
QJ71
LP21
Station No. 4
QCPU
SWRITE
instruction
request
source
D300
D301
D302
D303
Network No. 20
QCPU
SWRITE
instruction
target station
D50
D51
D52
D53
M100 turns on upon completion
of write operation.
MELSEC-Q
Station No. 2
QX40 QY40P QJ71
LP21
Channel 6
QX40 QY40P QJ71
LP21
Station No. 3
7 - 69