Mitsubishi Electric Q173CPU Programming Manual page 395

Q series motion controller
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14 ROM OPERATION FUNCTION
POINT
(1) When the RAM is selected with "Communication" - "Transfer" menu of
SW6RN-GSV P, the SRAM memory built-in Motion CPU module is targeted
at the "Installation mode • mode written in ROM" and "Mode operated by
ROM".
(2) The SRAM memory built-in Motion CPU module is targeted at the "Backup •
load" operation of SW6RN-GSV P. Set the "Mode operated by ROM" after
"ROM writing" for the ROM operation after "Backup • load" at the CPU module
replacement.
(3) The internal FLASH ROM serves as a life in 100000 times writing. If it passes
over a life, "writing error" will occur. After that, replace a module at the ROM
operation.
(4) The online change of Motion SFC program at the mode operated by ROM
executes the Motion SFC program performed the online change from the next
scanning. After that, it returns to the contents of Motion SFC program written
in the internal FLASH ROM at the power supply on or system reset.
14 - 8

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