Omron SYSMAC CJ - REFERENCE MANUAL 08-2008 Reference Manual page 897

Interrupt Control Instructions
Examples
Task No. 0
DI
END
Task No. 1
DI
END
When a CS1D CPU Unit for Single-CPU System or a CS1-H, CJ1-H, or CJ1M
CPU Unit is being used, the power OFF interrupt task is disabled, and A530 is
set to A5A5 hex, the CPU Unit will be reset after execution of EI(694) in the
event that a power interruption is detected during execution of the instructions
between DI(693) and EI(694).
Task No. 0
Task No. 1
When CIO 000000 is ON in the following example, DI(693) disables all inter-
rupt tasks other than the power OFF interrupt task.
000000
DI instruction is valid.
Interrupt tasks are executed under
registered conditions.
DI instruction is valid.
DI
END
The mask on power
OFF interrupt
processing is enabled.
EI
END
With CS1D CPU Units for Single-CPU
Systems or CS1-H, CJ1-H, or CJ1M
CPU Units:
Power OFF interrupt processing can be
disabled at the same time if the power
OFF interrupt task is disabled.
Disables execution of all interrupt tasks
(except the power OFF interrupt).
Section 3-20
857