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MELSEC-A
 
5   PROGRAMMING 
 
5.5 Program Example for Use of ACPU/QCPU (A Mode) (FROM/TO Instructions) 
The network parameters are set using a sequence program. 
(1) Program example 
 
Network 
parameter 
setting
Data link start
Number of connected 
modules: 1
Number of retries: 3 times
Number of modules that return 
to system automatically: 1
Write to master station
Station data of AJ65SBT-CLB 
(remote device station, 2 
occupied stations, Station No. 1)
Write to master station
Refresh instruction
Data link start according to 
parameters in buffer memory
Turns off start request signal at 
start-up abnormal completion.
Operation specified when CPU 
becomes faulty: Continue
Write to master station
Parameter status read at 
start-up abnormal completion
Turns off start request signal at 
start-up normal completion.