Mitsubishi QD51 Programming Manual page 437

11 INSTRUCTIONS AND FUNCTIONS
Processing Code 3
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Random writing to device memory
Control table format definition
Element position
Format 1 Format 2
%(0) • • • • • • •
%(0)
%(1)
%(2)
%(3)
%(1) %(4)
%(2) %(5)
%(3) %(6)
• It is possible to write data nonsequentially to the PLC CPU's device memory,
except extension file registers, using this code.
• Specify the following data for <control table>.
Format 1 control table
%(0) • • • • • •
%(1) • • • • • •
%(2) • • • • • •
%(3) • • • • • •
Item
Station number
Control table
Network number
Station number
Detailed error code
Processing code
Processing unit
Number of points
Specify the station number of the PLC CPU to which data is
written.
See Section 4.2.2 for the allowable specification range.
Processing code
• Specify 3.
Specify the device processing unit.
• When writing in bit units • • • • • 1
• When writing in word units • • • 2
Specify the number of device points to be written. The
allowable specification ranges for the number of points are
as follows:
• When bit units are specified
• Bit devices
• When word units are specified
• Bit devices
• Word devices
MELSEC-Q
Description
Specify the station number of the PLC.
Specify a control table of format 2.
Specify the network number.
Specify the station number of the PLC.
Detailed error codes are stored here.
Specify the processing code.
Specify the processing unit of the device.
Specify the number of points to be written.
1 to 20 points
1 to 10 words
(16 to 160 points, in units of
16 points)
1 to 10 points
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