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MELSEC-Q
6 PROGRAMMING
6.5 Link Dedicated Instruction List
The following table outlines the instructions that can be used for the MELSECNET/H.
For details on the format and program examples of each instruction, refer to the
applicable section listed in the Reference section column.
For details on the format and program examples of each instruction, refer to the
applicable section listed in the Reference section column.
List of link dedicated instructions
: Can be used : Cannot be used
Instruction
Name
Executing
station
Description
Target station
Reference
section
QCPU
Remote I/O station
REMFR
Read
remote I/O
station
intelligent
function
module
buffer
memory
remote I/O
station
intelligent
function
module
buffer
memory
Reads data from the target remote I/O station intelligent function
module buffer memory.
module buffer memory.
Section 7.1.1 (1)
CPU
Master module
Remote I/O
module
Buffer memory
221
REMFR
Word device
221
Intelligent
function module
Channel 1
Channel 2
Channel 3
Channel 4
Channel 5
Channel 6
Channel 7
Channel 8
Channel 2
Channel 3
Channel 4
Channel 5
Channel 6
Channel 7
Channel 8
REMTO
Write
remote I/O
station
intelligent
function
module
buffer
memory
remote I/O
station
intelligent
function
module
buffer
memory
Writes data to the target remote I/O station intelligent function
module buffer memory.
module buffer memory.
CPU
Master module
Remote I/O
module
Buffer memory
754
REMTO
Intelligent
function module
Channel 1
Channel 2
Channel 3
Channel 4
Channel 5
Channel 6
Channel 7
Channel 8
Channel 2
Channel 3
Channel 4
Channel 5
Channel 6
Channel 7
Channel 8
Section 7.1.1 (1)
READ
Read other
station
word
device
station
word
device
Reads device data (16-bit unit) from a remote I/O station of the target
network No.
network No.
CPU
Master module
Remote I/O
module
Channel 1
Channel 2
Channel 3
Channel 4
Channel 5
Channel 6
Channel 7
Channel 8
Channel 2
Channel 3
Channel 4
Channel 5
Channel 6
Channel 7
Channel 8
Word device
2594
READ
Word device
2594
1
WRITE
Write other
station
word
device
station
word
device
Writes device data (16-bit unit) to a remote I/O station of the target
network No.
network No.
WRITE
CPU
Master module
Remote I/O
module
Channel 1
Channel 2
Channel 3
Channel 4
Channel 5
Channel 6
Channel 7
Channel 8
Channel 2
Channel 3
Channel 4
Channel 5
Channel 6
Channel 7
Channel 8
Word device
361
1