Mitsubishi Electric MELSEC IQ-R series Reference Manual page 240

Communication example (files for MELSEC-L series)
Open the file of LCPU in the following condition.
• Password: AbCd1234... (24 spaces, code: 20H)
• Drive No.: 0
• File name: MAIN.QPG
• Open mode: Open for write
■Data communication in ASCII code
(Request data)
Subcommand
1 8 2 7 0
31 38 32 37 30
H H H H H
Number of file
name characters
0 0 0 8
30 30 30 38
H H H H
(Response data)
File pointer No.
0 0 0 0
30 30 30 30
H H H H
■Data communication in binary code
(Request data)
Subcommand
A
27 18 04 00 41
H H H H H
(Response data)
File
pointer No.
00 00
H H
12 FILE CONTROL
238
12.6 File Modification
Password (fixed to 32 characters)
0 0 4 A b C d
30 30 34 41 62 43 64
H H H H H H H
File name
M A I N . Q P
4D 41 49 4E 2E 51 50
H H H H H H
Password (fixed to 32 characters)
b C d 1 2 3 4
62 43 64 31 32 33 34
H H H H H H H
1 2 3 4
31 32 33 34 20 20
H H H H H H
G
47
H H
Drive No.
Open mode
20 20 00 01 00 00
H H H H H H
Open mode Drive No.
0 1 0 0 0 0 0
30 31 30 30 30 30 30
H H H H H H H
Number of file
File name
name characters
M A I N .
08 00 4D 41 49 4E
2E
H H H H H H H
0
30
H
Q P G
51 50 47
H H H