Omron CJ1W-ETN21 User Manual
84
Using File Memory
Section 4-7
Note FREAD(700) will not be able to read the last byte in a file that has been written
to the Memory Card if the file contains an odd number of bytes. Add 00 hexa-
decimal to the end of the file if necessary to write an even number of bytes to
the Memory Card.
decimal to the end of the file if necessary to write an even number of bytes to
the Memory Card.
Note The UM and DM Areas contain binary data. Set the data type to binary using
the type command before reading or writing files using FTP.
Note For details on how to use File Memory Instructions, refer to the CS/CJ Series
Instructions Reference Manual (W340).
+0
+1
+2
+3
+4
+5
+6
+7
+8
+9
+0
1234
5678
9ABC
DEF0
1234
5678
9ABC
DEF0
1234
5678
+10
9ABC
DEF0
1234
5678
9ABC
DEF0
1234
5678
9ABC
DEF0
31 32 33 34 2C 35 36 37 38 2C 39 41 42 43 2C
I/O memory
.CSV file contents
1
2
3
4
,
5
6
7
8
,
9
A
B
C
,
35 36 37 38 0D 0A 39 41 42 43 2C
5
6
7
8 [CR] [LF] 9
A
B
C
,
1234,5678,9ABC,DEF0,1234,5678,9ABC,DEF0,1234,5678
9ABC,DEF0,1234,5678,9ABC,DEF0,1234,5678,9ABC,DEF0
9ABC,DEF0,1234,5678,9ABC,DEF0,1234,5678,9ABC,DEF0
.TXT file displayed as text