Mitsubishi Electric MELSEC IQ-R series Reference Manual page 215

■Directory/file information
Information for number of file information is stored.
When folders exist in the specified storage destination, the information for the folder is also read.
The information of the current directory (.) and the parent directory (..) are read at the same time.
File name
Attribute
specification
File
The following items are stored for each file.
• File name specification: The file name is stored. The format differs depending on the subcommand. (Path name is not
included in the file name even when using the subcommand 0040.)
Sub command
For MELSEC-Q/L series
(Subcommand: 0000)
For MELSEC iQ-R series
(Subcommand:0040)
• Attribute: The file attributes are stored. (Page 205 Attribute)
• Last edit time, Last edit date: The last edit date and time are stored. (Page 206 Creation date and time (last edit date
and time))
• Spare data: The system data which are 18 or 4 bytes during data communication in ASCII code and 9 or 2 bytes
data communication in binary code are stored.
• File size: Capacity of file is stored in byte unit. (Page 207 File size)
*1 For C24, the additional code may be added. (Page 35 Additional code (10H))
For a folder, the following values will be stored.
• Attribute: Attribute of the directory (folder) is stored. (Page 205 Attribute of directory (folder))
• Last edit time, Last edit date: The folder creation date and time are stored.
• File size: '0' is stored.
Spare data
ASCII: 18 bytes
Last edit time
Binary: 9 bytes
File information (1 point)
Reference
Page 202 File name of MELSEC-Q/L series module (File name and extension)
Page 204 File name of MELSEC iQ-R series module (Number of characters and file name)
Spare data
ASCII: 4 bytes
Last edit date
Binary: 2 bytes
Last edit date and time
File size
*1
during
12 FILE CONTROL
213
12.4 File Check
12