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MELSEC-Q
4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE
DATA LINK INSTRUCTION
4.4 Data Link Instructions
This section explains the overview of the data send/receive in each data link instruction
when accessing via Ethernet Module.
Instruction execution
station (Local station)
Target station
PLC CPU type
Instruction
Details
Station type
Station type
QCPU
QnACPU
Other
than
describ-
ed left
1
SEND
RECV
RECVS
Data is sent (SEND) and received (RECV)
between the Q/QnACPU stations.
Q/QnACPU
channel 1
channel 2
channel 3
channel 4
channel 5
channel 6
channel 7
channel 8
SEND
RECV
Ethernet module/
N/W module
Ethernet module/
N/W module
channel 1
channel 2
channel 3
channel 4
channel 5
channel 6
channel 7
channel 8
(RECVS)
Q/QnACPU
See Section 4.5.1, 4.5.2
Ethernet
Ethernet module
MELSECNET/H, MELSECNET/10
Control station
Normal station
Remote master station
Multiple remote master station
Parallel remote master station
Multiple remote submaster station
Parallel remote submaster station
Ethernet
Ethernet module
MELSECNET/H, MELSECNET/10
Control station
Normal station
Remote master station
Multiple remote master station
Parallel remote master station
Multiple remote submaster station
Parallel remote submaster station
READ
SREAD
Reads data from other station's word device.
(With SREAD, device on target station can
be turned on.)
Q/QnACPU
Q/QnACPU
Chapter 1
Chapter 2
Chapter 3
Chapter 4
Chapter 5
Chapter 6
Chapter 7
Chapter 8
Ethernet module/
N/W module
Ethernet module/
N/W module
Word device
2594
READ
Word device
2594
See Section 4.6
Ethernet
Ethernet module
MELSECNET/H, MELSECNET/10
Control station
Normal station
Remote master station
Multiple remote master station
Parallel remote master station
Multiple remote submaster station
Parallel remote submaster station
Ethernet
Ethernet module
MELSECNET/H, MELSECNET/10
Control station
Normal station
Remote master station
Multiple remote master station
Parallel remote master station
Multiple remote submaster station
Parallel remote submaster station
WRITE
SWRITE
Writes data to other station's word device.
(With SWRITE, device on target station can
be turned on.)
Q/QnACPU
Q/QnACPU
Chapter 1
Chapter 2
Chapter 3
Chapter 4
Chapter 5
Chapter 6
Chapter 7
Chapter 8
Ethernet module
N/W module
Ethernet module
N/W module
Word device
WRITE
361
See Section 4.6
Ethernet
Ethernet module
MELSECNET/H, MELSECNET/10
Control station
Normal station
Remote master station
Multiple remote master station
Parallel remote master station
Multiple remote submaster station
Parallel remote submaster station
Ethernet
Ethernet module
MELSECNET/H, MELSECNET/10
Control station
Normal station
Remote master station
Multiple remote master station
Parallel remote master station
Multiple remote submaster station
Parallel remote submaster station
REQ
Performs "clock data read and write" for
other stations.
QCPU
Q/QnACPU
Chapter 1
Chapter 2
Chapter 3
Chapter 4
Chapter 5
Chapter 6
Chapter 7
Chapter 8
Ethernet module
N/W module
Ethernet module
N/W module
STOP
REQ
See Section 4.8
Ethernet
Ethernet module
MELSECNET/H, MELSECNET/10
Control station
Normal station
Remote master station
Multiple remote master station
Parallel remote master station
Multiple remote submaster station
Parallel remote submaster station.
Ethernet
Ethernet module
MELSECNET/H, MELSECNET/10
Control station
Normal station
Remote master station
Multiple remote master station
Parallel remote master station
Multiple remote submaster station
Parallel remote submaster station
ZNRD
Reads data from other station's word device.
QCPU
PLC CPU
Ethernet module
N/W module
Ethernet module
N/W module
Word device
Word device
2594
ZNRD
2594
Channel 1
Fixed
See Section 4.7
Ethernet
Ethernet module
MELSECNET/H, MELSECNET/10
Control station
Normal station
Remote master station
Multiple remote master station
Parallel remote master station
Multiple remote submaster station
Parallel remote submaster station
Ethernet
Ethernet module
MELSECNET/H, MELSECNET/10
Control station
Normal station
Remote master station
Multiple remote master station
Parallel remote master station
Multiple remote submaster station
Parallel remote submaster station
Содержание QJ71E71-100 Series
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