Input Interrupts; Overview - Omron CP1E CPU UNIT SOFTWARE User Manual

10-2 Input Interrupts

Input interrupts can be used with any model of CP1E CPU Unit.

10-2-1 Overview

A corresponding interrupt task can be executed when a built-in input on the CPU Unit turns ON or turns
OFF.
Cycle
Condition for
accepting interrupt
Example: CIO 0.02
(interrupt input IN2)
The pulse widths of interrupt input signals must meet the following conditions.
50 s min.50 s min.
CP1E CPU Unit Software User's Manual(W480)
Interrupt input
Cyclic tasks
(ladder programs)
Interrupt occurs
END
I/O refreshing
MSKS instruction
executed to enable
the interrupt
Processing
interrupted
Cyclic task execution
Interrupt task
2 executed
Built-in input
Interrupt input bit turns ON or OFF
Interrupt task
Ladder program
END
Processing
interrupted
Cyclic task execution
Interrupt task
2 executed
10 Interrupts
10
10-3