Access To The Flash Rom - Mitsubishi Electric MELSEC Q Series User Manual

6
PARAMETER
6.2

Access to the Flash ROM

To keep parameters after turning off the programmable controller or resetting the CPU
module, save them in the flash ROM.
This section describes how to save or clear parameters in the flash ROM.
(1) Program example
The following is a program example of saving parameters in the flash ROM.
In the following program example, the start I/O No. of the EtherNet/IP module is set to
"0000".
Flash ROM
access flag
Error handling
Figure 6.1 Program example of access to the flash ROM
Set flash ROM access request to ON.
Read own station error status.
Set flash ROM access request to OFF.
Set flash ROM access flag to OFF.
6.2 Access to the Flash ROM
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