Omron CP1E CPU UNIT SOFTWARE - Input Interrupts; Overview

10-3
10 Interrupts
CP1E CPU Unit Software User’s Manual(W480)
10-2 Input Interrupts
10
10-2-1 Overview
10-2 Input Interrupts
Input interrupts can be used with any model of CP1E CPU Unit.
A corresponding interrupt task can be executed when a built-in input on the CPU Unit turns ON or turns
OFF.
The pulse widths of interrupt input signals must meet the following conditions.
10-2-1 Overview
END
END
Interrupt input
Built-in input
Interrupt input bit turns ON or OFF
Cycle
Cyclic tasks
(ladder programs)
I/O refreshing
Interrupt occurs
Interrupt task
Ladder program
Condition for
accepting interrupt
Example: CIO 0.02
(interrupt input IN2)
MSKS instruction
executed to enable
the interrupt
Cyclic task execution Cyclic task execution
Processing
interrupted
Processing
interrupted
Interrupt task
2 executed
Interrupt task
2 executed
50μs min.50μs min.