Mitsubishi Melsec-L Series User Manual page 159

External device
C24 side
Reception data read
request X3
Sequence program
External device
C24 side
Reception data read request X3
Sequence program
10 - 9
REMARKS
(1) Data reception when: Receive data storage area > Receive data
length
The following control is performed.
(Example) When the receive area for the CH1 side interface is at addresses
600
H
received by the CH1 side interface.
100 words
(2) Data reception when: Receive data storage area < Receive data
length
Since the following control is performed, data link processing is required in the
sequence program.
1) Reception using the complete code
(Example) When the receive area for the CH1 side interface is at
addresses 600
words is received by the CH1 side interface.
511 words
10 DATA COMMUNICATION USING THE NONPROCEDURAL PROTOCOL
to 7FF (default values) and data of 511 words or less is
H
Complete code
INPUT
Read data count: 100 words
to 7FF
H H
23 words
INPUT
Read data count:
511 words
(default values), and data of 534
Complete code
INPUT
Read data count:
23 words
10 - 9