Mitsubishi Electric MELSEC IQ-R series Reference Manual page 305

Fixed value
Specify '0'.
ASCII code
0 0 0 0
30 30 30 30
H H H H
Modification pattern (for changing file name and file size)
A data to specify which information to be modified when information (file name, size, date and time created) of the existing file
is modified.
■Data communication in ASCII code
Convert the numerical value to 4-digit ASCII code (hexadecimal), and send it from the upper digits.
■Data communication in binary code
Send 2-byte numerical value from the low byte (L: bits 0 to 7).
■Specified value and contents of modification pattern
Bit Description
b0 File name and extension
specification existence
b1 File attribute modification
specification existence
b2 Last edit time modification
specification existence
b3 Last edit date modification
specification existence
b4 Modification mode for date and time
specification
b5 File size modification specification
existence
b6 to (fixed to '0')
b15
■Modifying the file creation date and time (command: 1204, subcommand: 0000)
04H, 08H, 0CH, 14H, 18H, or 1CH can be specified with 16 bits.
Bit string b15 b14
Specification range 0 0
■Modifying the file name and file size (command: 1204, subcommand: 0001)
01H, 02H, 03H, 20H, 21H, 22H, or 23H can be specified with 16 bits.
Bit string b15 b14
Specification range 0 0
■Modifying the file information in batch (command: 1204; subcommand: 0002)
The range from 01H to 3FH can be specified with 16 bits.
Bit string b15 b14
Specification range 0 0
Binary code
00 00
H H
Value to be specified
0: Do not modify the file name and extension, 1: Modify the file name and extension
0: Do not modify the attribute, 1: Modify the attribute
0: Do not modify the last edit time, 1: Modify the last edit time
0: Do not modify the last edit date, 1: Modify the last edit date
When modifying date or time, specify which data to use.
0: Use date and time in a message, 1: Use date and time of QnACPU (specify dummy date and time in the
message)
0: Do not modify the file size, 1: Modify the file size
b13 b12 b11 b10 b9
0 0 0 0 0
b13 b12 b11 b10 b9
0 0 0 0 0
b13 b12 b11 b10 b9
0 0 0 0 0
b8 b7 b6 b5 b4
0 0 0 0 1/0
b8 b7 b6 b5
0 0 0 1/0
b8 b7 b6 b5 b4
0 0 0 1/0 1/0
15 QnACPU DEDICATED COMMANDS
b3 b2 b1 b0
1/0 1/0 0 0
b4 b3 b2 b1 b0
0 0 0 1/0 1/0
b3 b2 b1 b0
1/0 1/0 1/0 1/0
15.3 File Control
15
303