Mitsubishi Electric MELSEC Q Series User Manual page 317

(2) Format operation of standard RAM
1.
Write the following script file "STARTUP.CMD" to the SD memory card, insert it into the C
Controller module, and then start the C Controller module.
(The RUN LED flashes during processing the script file "STARTUP.CMD".)
*1 : The sample script file for standard RAM formatting is registered to the development environment (personal computer)
after installation of SW4PVC-CCPU.
2.
The dot matrix LED indicates "END" upon completion of standard RAM format.
The ERR. LED flashes if the standard RAM formatting is terminated in error.
In this case, initialize C Controller module. (Page 62, Section 6.1)
3.
Power OFF the C Controller module, and remove the SD memory card.
● Do not format the standard RAM using a command from Workbench Shell.
● Do not perform any of the following operations. Doing so may cause the data corruption or file system abnormal error.
• Power OFF
• Reset
• Restarting user CPU
(a) After formatting standard RAM
After formatting a standard RAM, the data such as user programs are deleted. Write the user programs after
the connection.
(3) Formatting of SD memory card and USB device in use
Use a device formatted by a supported file system.
For formatting methods, refer to the manual for respective devices.
<Sample script file for standard RAM formatting
STARTUP.CMD
diskFormat("/RAM")
CCPU_SetDotMatrixLED(1,"END")
CHAPTER 18 MEMORIES AND FILES
*1
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