7 MOTION SFC FUNCTIONS
7.1 Online Change in the Motion SFC Program
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■Writing of program by the online change operation of MT Developer2
If online change is performed, the new program to execute the online change is stored in the online change folder. (Refer to
(1))
After that, the program written in previously is made invalid and the new program is made valid. (Refer to (2))
• The files stored in the program folder and the files stored in the online change folder are managed as a set.
When a program file in the program folder is the target for file transmission at boot function, the contents of
the online change file are also automatically transmitted.
• If the online change is executed repeatedly, the free space in program memory is lost and the online change
may not be executed. In this case, write the program by the writing operation of MT Developer2.
(Writing of program by the writing operation of MT Developer2)
Online change when using file transmission at boot function
When a Motion SFC program file, or servo program file is specified in a file transmission at boot that uses a SD memory card,
the intended program operation may not occur depending on if there is an online program change file or not. Refer to the
following for details.
MELSEC iQ-R Motion Controller Programming Manual (Common)
(2) Invalid
Program No.0
Program folder
Motion CPU
Program No.2
Program No.5
Program No.6
Program No.100
Program No.5
Online change folder
Program No.0
MT Developer2
Personal computer
Program No.2
Program No.5
Program No.6
Program No.100
(1) Write
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