Changing The Program Execution Type - Mitsubishi Electric L02SCPU User's Manual And Reference

2.8.5

Changing the program execution type

The execution type of programs can be changed using instructions even during execution. Use the PSCAN, PSTOP, or
POFF instruction to change a program execution type.
Execution type before
change
Scan execution type
Initial execution type
Standby 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.
72
Initial execution
type program
PSTOP
PSTOP
and POFF
and POFF
instructions
instructions
Standby 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
instruction
PSCAN
instruction
Fixed scan execution
type program
PSTOP
and POFF
instructions
Instruction
PSTOP
Changes to the standby type.
Changes to the standby type.
Remains unchanged.
Changes to the standby type.
POFF
Turns off outputs in the next scan.
Changes to the standby type in two scans later.
Turns off outputs in the next scan.
Changes to the standby type in two scans later.
No processing
Turns off outputs in the next scan.
Changes to the standby type in two scans later.