Application Procedure; Specifications; Plc Setup - Omron SYSMAC CJ Series User Manual

6-2-2

Application Procedure

1
2
Set parameters in the Auxiliary
Area (for Counter Mode only).
3
Create
ladder
program.
6-2-3

Specifications

Item
Number of interrupt inputs
Allocated bit
Interrupt detection method
Interrupt task numbers
Counting method
Counting range
Response frequency
Storage locations for PVs for
interrupt inputs in Counter Mode
CJ2M CPU Unit Pulse I/O Module User's Manual
• Select Quick-response Input in the Quick-response
Input Detailed Settings Dialog Box that is accessed from

PLC Setup

the I/O Module Tab Page of the PLC Setup using the
CX-Programmer.
• This will allocate inputs IN00 to IN03 or IN10 to IN13 for
interrupt inputs.
• Specify when changing from PROGRAM mode to RUN
mode whether to detect ON or OFF transitions in inputs.
• Specify whether to latch the PV of a pulse output/high-
speed counter when an interrupt task is started.
• When using Counter Mode, set the counter set values
for interrupt input counters 0 to 7 in Auxiliary Area words
A532 to A535 and A544 to A547.
• Write the program in the interrupt task. Interrupt tasks
140 to 147 correspond to IN00 to IN03 and IN10 to
Create interrupt
IN13. The following are specified using two MSKS(690)
tasks.
instructions.
• Specify whether to detect OFF or ON transitions to use
Execute MSKS in
a cyclic task. a different setting from the one in the PLC Setup.
Specify N to 110 to 117 in the MSKS(690) instruction.
• Select the type of interrupt input (Direct Mode or
Counter Mode). If Counter Mode is selected, select
Increment or Decrement Counter Mode and enable
interrupts. Set N to 100 to 107 in the MSKS(690)
instruction.
Direct Mode
8 inputs
CIO 2960 and CIO 2962, bits 00 to 03
ON-to-OFF or OFF-to-ON transitions
140 to 147 (fixed)
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Counter Mode
Incrementing or decrementing
(Set with the MSKS(690) instruction.)
0001 to FFFF hex (16 bits)
(Set in A532 to A535 and A544 to A547.)
Single-phase: 3 kHz x 8 inputs
A536 to A539 and A548 to A551
6 Interrupts
6
6-5