Mitsubishi Electric MELSEC Q Series User Manual page 449

8 DEDICATED INSTRUCTION
Control data
Device Item
(S) + 0 Execution type
Completion
(S) + 1
status
Number of data
(S) + 2
to be read
Read result
(S) + 3 (Number of
data)
(S) + 4
File position
(S) + 5
Number of
(S) + 6 columns
specification
Word/byte
(S) + 7
specification
(S) + 8
to File name
(S) + 13
8 - 31
Specify the execution type.
0000 : Binary read
H
0100 : CSV format conversion reads
H
The status of the instruction completion is stored.
0 : Normal completion
Other than 0 : Abnormal completion (Error code) ( 2)
Specify the number of data to be read. (Word unit)
When specifying the byte unit in (S1)+7, also set the number of data in
word units by converting it into word units.
With respect to the data specified in (S2)+2, the number of actually read
data enters here.
• The unit depends on the word/byte specification.
Set the file position from where data will be read.
• When binary read is specified in (S)+0
00000000
H
00000001 to FFFFFFFE
H
FFFFFFFF
H
• When CSV format conversion read is specified in (S)+0
00000000 to FFFFFFFE
H
FFFFFFFF
H
• When binary read is specified in (S)+0
Always specify "0".
• When CSV format conversion read is specified in (S)+0
Specify the number of columns from which data will be read.
0 : Number of columns not specified. Written to 1 row.
Other than 0 : Written to the specified number of columns.
Specify the word or byte unit.
0 : Word
1 : Byte
Specify a file name with a character string.
• Specify a name (8 characters) + period + extension (3 characters)
within the specified number of characters.
• When omitting an extension, also omit a period (".").
Setting data
: Read from the beginning of the file.
: Read from the specified position of the
H
file.
The unit depends on the word/byte
specification.
: Cannot be set.
: Read from the specified row of the file.
H
: Read continuously from the previous
position.
MELSEC-Q
Setting Setting side
range ( 1)
0000
H
User
0100
H
System
1 to 480 User
System
0
to
User
FFFFFFFE
H
/
FFFFFFFE
H
0
to User
65535
0, 1 User
String User
8 - 31