Mitsubishi QD51 Programming Manual page 416

11 INSTRUCTIONS AND FUNCTIONS
Processing Code 533
Element position
Only
Format 1
applicable
to %(0)
QD51
(-R24)
%(1)
%(2)
%(3)
%(4)
%(5)
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Reading the buffer memory of the intelligent functional module of the Q/QnA series
PLC CPU
Control table format definition
Format 2 Format 3
%(0) %(0)
%(1) %(1)
%(2) %(2)
%(3) %(3)
%(4)
%(4) %(5)
%(5) %(6)
%(6) %(7)
%(7) %(8)
%(8) %(9)
• It is possible to read the buffer memory data of the intelligent functional module
from the Q/QnA series PLC CPU using this code.
• Specify the following data for <control table>.
Item
Station number
Control table
Network number
Station number
Detailed error code
Requested CPU
Processing code
Starting I/O number
Lower
Buffer memory
starting address
Higher
Number of points
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 requested CPU.
Specify the processing code.
Specify the starting I/O number of the
intelligent functional module.
Specify the starting I/O address of the
intelligent functional module's buffer
memory.
Specify the number of points to be read.
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