Files - Mitsubishi Electric L02SCPU User's Manual And Reference

2.1.3

Files

For the files written to the CPU module, information such as written date, file name (if created), and file size are
appended to the file. By monitoring the file through Read from PLC, the file is displayed as shown below.
[Online]  [Read from PLC...]
Item
A file name consists of a name (up to 8 one-byte or 4 two-byte characters) and an extension.
• File name: Create with uppercase characters only.
• Extension: It is automatically appended according to the specified file type.
The following cannot be used as a file name since they are the reserved words of Microsoft Windows
File name
COM1 to COM9, PRN, LPT1 to LPT9, NULL, AUX, CLOCK$, and CON
When using characters, recognition of uppercase and lowercase differs depending on the memory.
• Program memory, standard RAM, standard ROM: Not case-sensitive ("ABC" and "abc" are both considered to be "ABC".)
• SD memory card: Case-sensitive
Update date The date and time when the file was written to the CPU module is displayed.
Except for file registers, at least 64 bytes are added to the capacity of the file created by a user.
Size
To display the latest data, click the "Refresh" button.
CHAPTER 2 APPLICATION OF PROGRAMMING
Description
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