Mitsubishi Electric MELSEC iQ-R Series - File Name Specification

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12 FILE CONTROL
12.3 Data to be specified in commands
File name specification
Specify the file name to be accessed.
A file name differs in specification by the module. Specify a corresponding file name for the module of access target. For
details of usable file name, refer to the manual of module for access target.
Files other than the one described as usable files in the manuals of modules are for system. Do not change
the file name.
File name of MELSEC-Q/L series module (File name and extension)
When using the subcommand 0000 for the read directory/file information (command: 1810), the file name (8 characters fixed)
and the extension (3 characters fixed) are stored in the response data. A period is not inserted between the file name and the
extension.
Specify the file name and the extension in ASCII code during data communication in binary code as well.
Ex.
The file name and the extension are "ABCDEFGH.QPG".
Access target Usable file name Sub command Data specified by Message
MELSEC-Q/L series module File name (up to 8 characters) and
extension (3 characters)
Specify with ASCII code character string.
0000
0004
• File name (8 characters fixed) and extension (3
characters fixed)
• Number of characters (up to 12 characters) and file
name character string (including the extension)
MELSEC iQ-R series module Path name, file name (up to 60
characters) and extension
Specify with Unicode character string.
0040 • Number of characters (up to 252 characters) and file
name character string (including the path and extension)
ASCII code, binary code
ASCII code, binary code
File name Extension
(8 digits) (3 digits)
41 H 42 H 43 H 44 H 45 H 46 H 47 H 48 H
51 H 50 H 47 H
ABCDEFGHQPG