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11 INSTRUCTIONS AND FUNCTIONS
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Format 2 control table
%(0)
• • • • • •
Format 2 control table
%(1)
• • • • • •
Specify the network number of the network to be accessed.
See Section 4.2.2 for the allowable specification range.
%(2)
• • • • • •
Specify the station number of the PLC CPU from which
data is to be read.
See Section 4.2.2 for the allowable specification range.
%(3)
• • • • • •
Detailed error codes are stored here.
See Appendix 4.4.2 for the details of the error codes.
%(4)
• • • • • •
Processing code
%(5)
• • • • • •
Specify the block number of the extension file registers.
%(6)
• • • • • •
Specify the device number of the extension file registers.
The maximum value that can be specified for the device
number is the value set in the parameters of the PLC CPU.
The allowable specification range is from 0 to 8191.
%(7)
• • • • • •
Specify the number of device points to be read, including
the device specified in %(6).
The range that can be specified is from 1 to 64 points.
• Specify 256.
• Specify 4.
• If 0 is specified for the block No., the data in the file
registers of the PLC CPU is read.
(The same processing as reading R using the
processing code for reading device memory data will
be performed.)
• If a block number greater than 0 is specified, the data
in the extension file registers is read.
• The maximum value that can be specified for the block
No. varies depending on the memory cassette
mounted on the PLC CPU.
MELSEC-Q
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