Mitsubishi Q00JCPU User Manual page 560

10
CPU MODULE PROCESSING TIME
(2) Scan time structure of High Performance model QCPU or Process CPU
STOP/PAUSE status
STOP/PAUSE processing
10
10.1 Scan Time
- 2
10.1.1 Scan time structure
Processing in RUN status
Program check
I/O refresh
END processing of DUTY instruction
(No processing performed
when DUTY instruction is not executed)
Program execution
Is program terminated?" 1
YES
MELSECNET/H refresh
CC-Link refresh
Refresh by intelligent function module
parameter set on GX Configurator
Various function compatibility processing 2
Service processing
Low speed program execution
(executed only for free time)
Constant wait processing
(No processing performed when not set)
WDT reset
scan time calculation
Operation status identification
RUN status
* 1 : Program end indicates the timing when the END, GOEND, FEND or STOP instruction is executed.
* 2 : Indicates a calendar update or error clear.
Diagram 10.2 Scan time structure of High Performance model QCPU or Process CPU
I/O refresh time
( Section 10.1.2 (1))
END processing time and
the relevant instruction
( Section 10.1.2 (3))
Instruction execution time
( Section 10.1.2 (4))
NO
Module refresh time
( Section 10.1.2 (6))
Execution time of various
functions processed at END
( Section 10.1.2 (5))
Service processing time
( Section 10.1.2 (7))
Low speed program operation
time ( Section 10.1.2 (8))
Common processing time
( Section 10.1.2 (9))
Common
END
processing
time
Scan time