7 APPLICATION INSTRUCTIONS
7.6 Structure Creation Instructions
489
7
Select refresh (COM)
COM
Refer to Page 487 Refresh for the COM instruction of the following CPU modules.
• The COM instruction is used to perform I/O refresh at any timing during execution of a sequence program.
• The following processing can be performed with the COM instruction.
*1 Products with the first five digits of the serial No. "12012" or higher are applicable.
*2 Products with the first five digits of the serial No. "13012" or higher are applicable.
*3 Built-in Ethernet port LCPUs are applicable.
*4 QnUDVCPUs with the first five digits of the serial No. "18112" or higher are applicable.
*5 Built-in Ethernet port LCPUs with the first five digits of the serial No. "18112" or higher are applicable.
• Basic model QCPU: The serial number (first five digits) is "04122" or later.
• High Performance model QCPU: The serial number (first five digits) is "04012" or later.
• Process CPU: The serial number (first five digits) is "07032" or later.
• Basic model QCPU of serial No. 04121 or later
• High Performance model QCPU of serial No. 04011 or later
• Process CPU of serial No. 07031 or later
Setting
data
Internal device R, ZR J\ U\G Zn Constant Others
Bit Word Bit Word
Processing item QCPU LCPU
I/O refresh
CC-Link refresh
CC-Link IE Controller Network refresh
CC-Link IE Field Network refresh
*1
*2
CC-Link IE Field Network Basic refresh
*4
*5
MELSECNET/H refresh
Auto refresh of intelligent function modules
Auto refresh using QCPU standard area of multiple CPU system
Reading input/output data of all modules other than the multiple CPU system group
Auto refresh using the multiple CPU high speed transmission area of multiple CPU system
Communication with display unit
*3
Service processing (communication with programming tool, GOT, or other external devices)
Basic
Process
High
performance
Redundant
Universal
LCPU
Ver. Ver. Ver.
COM
COM
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