Mitsubishi MELSEC Q Series Programming Manual page 1187

Number
Name
Setting to access
extension base OFF : Error
SM1593
unit of standby ON : Ignored
system CPU
OFF : Start memory
Memory copy to
SM1595 other system start
ON : No memory copy
flag
OFF : Memory copy not
Memory copy to
SM1596 other system
ON : Memory copy
status flag
OFF : Memory copy not
Memory copy to
SM1597 other system
ON : Memory copy
completion flag
Copy contents of OFF : Copy standard
standard ROM
SM1598
during memory ON : Standard ROM
copy
*1 The information of the host CPU module is stored.
Meaning Explanation
This relay sets the behavior of the system
after the stanby CPU in the separate mode
accessed the buffer memory of an intelligent
function module mounted on an extension
base unit.
• OFF: "OPERATION ERROR" (error code:
4112) is returned.
• ON: No processing
When SM1595 is turned on from off,
memory copying from the control system to
the standby system starts. Note that
memory copy does not start even after
copy
SM1595 was turned on from off if the I/O
No. of the copy destination (standby system
initiated
CPU module: 3D1
SD1595.
• This relay is on during memory copy from
executed the control system to the standby system.
• This relay turns off when memory copy is
executed complete.
• This relay turns upon completion of
completed
memory copy from the control system to
the standby system.
completed
• If set to on by user, the standard ROM
ROM data
data is not copied to the other system
while memory copy is executing.
data is not copied
Set by
(When Set)
U
) is not stored in
H
S (Starting to
copy/finish)
S (finish)/U
U
Corres-
ponding
Corresponding
CPU
ACPU
M9
New QnPRH
App-179
8
8
8
8
A
6
7
8