The Receive Area And The Received Data List - Mitsubishi Electric QJ71C24N User Manual

6 DATA COMMUNICATION USING THE NON PROCEDURE PROTOCOL

6.1.2 The receive area and the received data list

CH1
address
Buffer memory
600
H
Receive data count
601
H
to
Receive data
7FF
H
(Default)
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The following shows the list of the receive area and the receive data for performing
data reception using the non procedure protocol.
(1) Receive area
The receive area is a memory area for storing the data received from the external
device and the receive data count in order to read the receive data for the
programmable controller CPU. By default, the receive area is assigned to
addresses 600 to 7FF
H
(CH1 side) and A00
H H
The receive data count units (word/byte) are up to the value
•
set to GX Configurator-SC word/byte units designation.
Writes the receive data storage count when the programmable
•
controller CPU is requested to read the receive data.
Stores the arbitrary data area of the receive data.
•
MELSEC-Q
to BFF (CH2 side).
H
6 - 6