Mitsubishi Electric MELSEC iQ-R Series - Page 166

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10 BUFFER MEMORY ACCESS
10.2 Intelligent Function Module
Communication example
Read the data of the buffer memory addresses 1H to 2H of Q62DA whose input/output signal is from 30H to 4FH (module No.:
03H).
■Data communication in ASCII code
(Request data)
(Response data)
■Data communication in binary code
(Request data)
(Response data)
Buffer memory of Q62DA Data for command
Address Name Stored data (word unit) Read data (byte unit)
1H CH1 digital value 0001H 01H
00H
2H CH2 digital value 0012H 12H
00H
00
30 H 30 H
001
30 H 30 H 31 H
00A
30 H 30 H 41 H
000
30 H 30 H 30 H
4
34 H
000
30 H 30 H 30 H
3
33 H
060
30 H 36 H 30 H
1
31 H
000
30 H 30 H 30 H
0
30 H
Start address Number of bytes Module No.
30 H
0
31 H
1
30 H
0
30 H
0
31 H
1
32 H
2
30 H
0
30 H
0
Read data
Values of address 1H
=0001H
Values of address 2H
=0012H
00H 00H 04H 00H 03H 00H01H 06H 00H 00H 0AH 10H
Number of
bytes
Module
No.
Start address
01H 00H 12H 00H
Read data
Values of address 1H
=0001H
Values of address 2H
=0012H