Mitsubishi Electric MELSEC IQ-R series Reference Manual page 216

Communication example (files for MELSEC-Q/L series)
Read directory/file information under the following conditions.
• Drive No.: 0
• Head file No.: 1
• Number of requested files: 3
■Data communication in ASCII code
(Request data)
Subcommand
1 8 1 0 0
31 38 31 30 30
H H H H H
(Response data)
Number of file information
0 0 0 3
30 30 30 33
H H H H
File name
A B C D E
41 42 43 44 45
H H H H H
Last edit time
A 6 5
41 36 35
H H H
"20 h 58 m 58 s"
■Data communication in binary code
(Request data)
Subcommand (Fixed value)
10 18 00 00 30
H H H H H
(Response data)
Number of file information
Directory/
file information 1
03 00
H H
File name
A B C D E
41 42 43 44 45
H H H H H
12 FILE CONTROL
214
12.4 File Check
(Fixed value)
0 0 0 0 0 0 0
30 30 30 30 30 30 30
H H H H H H H
Directory/
file information 1
Extension
F G H Q P G 0
46 47 48 51 50 47 30
H H H H H H H
Last edit date Spare data
D 3 C 8 1
44 33 43 38 31
H H H H H
"April 1, 2010"
Last edit date and time
Head
Drive file
No. No. file requests
30 30 30 00 00 01 00
H H H H H H H
Directory/
file information 2
Extension Attribute
F G H Q P G
46 47 48 51 50 47 01
H H H H H H H
File
Head file
Drive No.
No.
0 0 0 0 0 0 0
30 30 30 30 30 30 30
H H H H H H H
Directory/ Directory/
file information 2 file information 3
Attribute Spare data
0 0 1
30 30 31
H H H (18 bytes)
File size
0 0 0 0
30 30 30 30 30
H H H H
1k byte
Number of Directory specification
(Fixed values)
03 00 00 00
H H H H
Directory/
file information 3
Last edit
Spare data time
00 5D A6
(9 bytes)
H H
"20 h 58 m 58 s" "April 1, 2010"
Last edit date and time
Directory specification
Number of
(Fixed values)
file requests
1 0 0 0 3 0 0
31 30 30 30 33 30 30
H H H H H H
0 4 0 0
34 30 30
H H H H
Last edit
date Spare data File size
81 3C 00 04 00
H H H H H
1k byte
0 0
30 30
H H H
00
H H