Advertisement
7 MEMORY CONFIGURATION AND DATA PROCESS
From peripheral device
Use new setting
value in future
Setting change?
Set automatic
write of flash ROM
Correct data with peripheral device
Write data correct with peripheral device into OS memory
The data transmission is carried out as shown in the previous pages, but the main
method of using this data process is shown below.
(A) Correcting the execution data (OS memory)
The following methods can be used to correct the OS memory.
Change setting
value temporarily
Do not set
automatic write of
flash ROM
[Transmission process (10)]
Using sequence program
Write new value into buffer memory using TO command
Pr. 7
to
Pr.10
Pr.26
to
Pr.44 , Pr.150
Da.18
Da. 1
to
Complete
7 - 15
MELSEC-A
[Transmission process (3)]
Pr. 1
to
Pr. 4
Pr.12
to
Pr.25
to
Pr.59
Pr.45
Pr.100
to
Pr.138 ,
Pr.149
Transmit data in buffer
memory to OS memory
when PLC READY
signal [Y1D] changes
from OFF to ON.
[Transmission process (2)]
Pr.44
Pr.26
• • • User work
• • • AD75 state
Pr.7
Pr.10
- Quick Links:
- Errors Detected by Ad75
Hide quick links:
Advertisement
Troubleshooting
