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MELSEC-Q
9 PROGRAMMING
(b) Program example for parameter setting and automatic
communication function
POINT
After execution of the REMTO/REMFR instruction, it requires several scans until
read/write of actual data is completed.
Module
READY
Parameter
setting
command
<<Basic parameter setting>>
Take corrective action for error completion, referring to Q
Corresponding MELSECNET/H Network System Reference
Manual (Remote I/O Network).
Initializes basic parameter
creation area.
TCP ULP timer value
TCP zero window timer value
TCP resend timer value
TCP end timer value
IP reassembly timer value
Split reception monitoring timer
value
KeepAlive
KeepAlive start timer value
KeepAlive interval timer value
KeepAlive resend count
Router relay function
Subnet mask pattern
Default router IP address
Number of routers set
Subnet address
Handling of ZP.REMTO
instruction error
Turns ON Basic parameter
setting command (M200) when
ZP.REMTO instruction is
completed normally.
Transfers basic parameters to
QJ71MT91 buffer memory.
Number of TCP connections for
GX Developer connection
Router IP address
REMTO
instruction
result
REMTO
instruction
result
REMTO
instruction
completion
REMTO
instruction
completion
Parameter
setting
command