Mitsubishi Electric MELSEC iQ-R Series Programming Manual page 547

Processing details
• This instruction disables execution of interrupt programs with the interrupt pointer numbers specified by (s) or lower.
Interrupt priority setting
I No.
I50
I51
DI
A
B
I50
B
I51
A: Sequence program
B: Interrupt program
(1) Interrupt disabled section for priority 6 to 8 (Interrupt enabled section for priority 1 to 5)
(2) The interrupt program can be executed because its priority is 5.
(3) The interrupt program cannot be executed because its priority is 6.
K6
(1)
FEND
(2)
IRET
(3)
IRET
Priority
5
6
7 APPLICATION INSTRUCTIONS
7.3 Program Execution Control Instructions
7
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