Changing The Program Execution Type - Mitsubishi Electric Q01UCPU User Manual

2.10.5

Changing the program execution type

(1)
Changing the execution type using instructions
(a) Instructions used to change the execution type
The execution type of sequence programs can be changed using instructions even during execution.
Use the PSCAN, PSTOP, or POFF instruction to change the execution type.
Execution type before
change
Scan execution type
Initial execution type
Stand-by type
Fixed scan execution type
Once the fixed scan execution type program is changed to another execution type, the type cannot be returned to the fixed
scan execution type.
100
Initial execution
type program
PSTOP, POFF
PSTOP, POFF
instruction
instruction
Stand-by type
program
PSCAN
Remains unchanged.
Changes to the scan
execution type.
Changes to the scan
execution type.
Changes to the scan
execution type.
PSCAN
instruction
Scan execution
type program
PSCAN
PSCAN
instruction
instruction
Fixed scan execution
type program
PSTOP, POFF
instruction
Instruction
PSTOP
Changes to the stand-by type.
Changes to the stand-by type.
Remains unchanged.
Changes to the stand-by type.
POFF
Turns off outputs in the next scan.
Changes to the stand-by type in two scans
later.
Turns off outputs in the next scan.
Changes to the stand-by type in two scans
later.
No processing
Turns off outputs in the next scan.
Changes to the stand-by type in two scans
later.