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MELSEC-Q
3 SPECIFICATIONS
(5) Global control error end signal (X05)
(a) If global control is requested when exchange start (X00) is not on then global
control error end (X05) and the global control service end signal (X04) will
turn on at the same time.
(b) The slave I/O is not held/deleted when the global control error end signal
(X05) is on.
Global control request
Global control end
Global control error end
Global control request signal (Y04)
Global control end signal (X04)
Global control error end signal (X05)
(6) Operation mode signal (X10)
Indicates whether the current operation mode is the parameter setting mode or
not.
ON: Parameter setting mode
OFF: Normal service mode/extended service mode
(7) Operation mode change request signal (Y11), operation mode
change completion signal (X11)
Used to change the operation mode without resetting the CPU module.
(a) Operation mode change request signal (Y11)
OFF ¨ON: Requests the operation mode to be switched to the one specified in
the operation mode change request area (address 2255/8CFh) of
the buffer memory.
ON ¨OFF: Turns off X11.
(b)
Operation mode change completion signal (X11)
Turns on when the result is stored into the operation mode change result
area (address 2256/8D0h) of the buffer memory. This signal also turns on
on normal or abnormal completion of an operation mode change.
This signal turns off when Y11 turns from ON to OFF.
Operation mode change
request signal: Y11
Operation mode change
completion signal: X11
TO instruction
FROM instruction
Sets the operation mode
in the "operation mode
change request area".
Confirms the result in the
"operation mode change result
area" and "current operation mode".
Exchange start
request signal: Y00
