Mitsubishi Electric MELSEC IQ-R series Reference Manual page 243

Communication example
Read the file under the following conditions:
• File pointer No.: 0
• Number of bytes read: 1K bytes
■Data communication in ASCII code
(Request data)
Subcommand
1 8 2 8 0 0 0
31 38 32 38 30 30 30
H H H H H H H
(Response data)
Number of bytes read Read data
0 4 0 0
(Contents of a file)
30 34 30 30
H H H H
■Data communication in binary code
(Request data)
File pointer No.
Subcommand Offset address
28 18 00 00 00 00 00
H H H H H H H
(Response data)
Number of
Read data
bytes read
(Contents of a file)
00 04
H H
File pointer No. Offset address
0 0 0 0 0 0 0 0
30 30 30 30 30 30 30 30
H H H H H H H
Number of
bytes read
00 00 00 00 04
H H H H H
Number of bytes read
0 0 0 0 0 0 4
30 30 30 30 30 30 34
H H H H H H H H
0 0
30 30
H H
12 FILE CONTROL
12.6 File Modification
12
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