File Creation And Deletion; Create New File (Command: 1820) - Mitsubishi Electric MELSEC IQ-R series Reference Manual

12.5

File Creation and Deletion

Create a new file or delete a file.

Create new file (command: 1820)

Specify the size to create a new file.
A folder cannot be created with this command. Create a folder with an Engineering tool.
The time on a module is registered as the last edit date and time in a file created using this function.
Message format
The following shows the message format of the request data and response data of the command.
■Request data
Command Subcommand
■Response data
There is no response data for this command.
Data specified by request data
■Command
ASCII code
1 8 2 0
31 38 32 30
H H H H
■Sub command
Item
For MELSEC-Q/L series
For MELSEC iQ-R series
■Password
Specify the following fixed value.
• MELSEC iQ-R series (when using subcommand '0040'): Specify '0'.
ASCII code
0 0 0 0
30 30 30 30
H H H H
• MELSEC-Q/L series (when using subcommand '0000'): Specify 20H in 4 bytes.
ASCII code, binary code
20 20 20 20
H H H H
12 FILE CONTROL
220
12.5 File Creation and Deletion
Password Drive No. File size
Binary code
20 18
H H
ASCII code
0 0 0 0
30 30 30 30
H H H H
0 0 4 0
30 30 34 30
H H H H
Binary code
00 00 00 00
H H H H
Number of file
File name
name characters
Binary code
00 00
H H
40 00
H H