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MELSEC-Q
6 DATA COMMUNICATION USING THE NON PROCEDURE PROTOCOL
6.2.2 Arrangement and contents of the transmission area and the transmission data
This section explains the arrangement and contents of the transmission area and the
transmission data for performing data transmission using the non procedure protocol.
(1) Transmission
area
The transmission area is a memory area for storing the data and the data count
that are transmitted from the programmable controller CPU to the external device
via the Q series C24. By default, the transmission area is assigned to addresses
400
H
to 5FF
H
(CH1 side) and 800
H
to 9FF
H
(CH2 side).
Buffer memory
Transmission data count
CH1 side
address
400
H
401
H
5FF
H
(Default setting)
The unit of transmission data count (words/bytes)
is in accordance with the word/byte units
designation in QSCU.
The transmission data count designated with the
OUTPUT instruction is written.
The transmission data designated with the OUTPUT
instruction is written.
Transmission data
to
T
ran
smis
si
on
ar
ea
•
•
•
Summary of Contents for GX Configurator-SC
Page 2: ......
Page 103: ...3 42 3 42 MELSEC Q 3 SPECIFICATIONS MEMO ...
Page 138: ...4 35 4 35 MELSEC Q 4 SETTINGS AND PROCEDURES PRIOR TO OPERATION MEMO ...
Page 397: ...App 24 App 24 MELSEC Q APPENDICES Connection example 3 Connection example 4 ...
Page 439: ...WARRANTY ...
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