Mitsubishi Electric Melsec Q Series Programming Manual page 462

10 ONLINE CHANGE IN THE MOTION SFC PROGRAM
(b) 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, an
error message is displayed by MT Developer2 at the online change, and
"Online change OFF" is set.
Motion CPU
Program memory
Program No.0
Program No.2
Program No.5
Program No.6
Program No.100
Program No.5
Program No.5
Program No.2
Program No.5
(c) In the case of (b), arrange to stuff to the front the invalid programs.
Operation procedures is shown below.
1) Execute batch conversion (Motion SFC chart, operation
control/transition program) or sort (servo program) using MT Developer2.
2) Make to stop status the Motion CPU, and then execute writing operation
of MT Developer2.
Refer to the help of MT Developer2 for details of the operation procedures.
Motion CPU
Program memory
Program No.0
Program No.2
Program No.5
Program No.6
Program No.100
Free area
"Online change
setting" cannot
be executed
because there
is no free space.
Write the
program with
[Write to CPU].
10 - 7
Personal computer
MT Developer2
Program No.0
Program No.2
Program No.5
Program No.6
Program No.100
Personal computer
MT Developer2
Program No.0
Program No.2
Program No.5
Program No.6
Program No.100