Omron CJ - 08-2008 Operation Manual page 202

File Memory
Reading and Replacing
Program Files during
Operation
1,2,3...
Backing Up or Restoring
CPU Unit Data and (for
CJ1-H and CJ1M CPU
Units only) Special Data
for CPU Bus Units
1,2,3...
Transferring Files between
Memory Cards and the
CX-Programmer
1,2,3...
154
4. Using the FREAD(700) instruction, read the I/O memory files from the
Memory Card to the I/O memory in the CPU Unit.
Note When using spreadsheet software to read data that has been written to the
Memory Card in CSV or text format, it is now possible to read the data using
Windows applications by mounting a Memory Card in the personal computer
card slot using a HMC-AP001 Memory Card Adapter.
File
Program files
1. Install a Memory Card into the CPU Unit.
2. Set the following information: Program File Name (A654 to A657) and Pro-
gram Password (A651).
3. Next, from the program, turn ON the Replacement Start Bit (A65015).
File
Program files
Data files
Parameter files
Unit backup files
(CJ1-H CPU Units
only)
Symbol table files
Comment files
Program index files BKUPPRG.IDX
1. Install a Memory Card into the CPU Unit.
2. Turn ON pin 7 on the DIP switch.
3. To back up data, press and hold the Memory Card Power Supply Switch
for three seconds. To restore data, turn ON the PLC power.
The following files can be transferred between a Memory Card and the CX-
Programmer.
File
Symbols file
Comment file
Program Index file
1. Insert a formatted Memory Card into the CPU Unit.
2. Place the CX-Programmer online and use the file transfer operations to
transfer the above files from the personal computer to the PLC or from the
PLC to the personal computer.
File name and extension
∗∗∗∗∗∗∗∗.OBJ
File name and extension
BACKUP.OBJ
BACKUP.IOM
BACKUPIO.IOR
BACKUPDM.IOM
BACKUPE@.IOM
BACKUP.STD
BACKUP@@.PRM
BKUPSYM.SYM
BKUPCMT.CMT
File name and extension
SYMBOLS.SYM
COMMENTS.CNT
PROGRAM.IDX
Section 3-2
Data transfer direction
Memory Card to CPU Unit
Data transfer direction
CPU Unit to Memory Card
(when backing up)
Memory Card to CPU Unit
(when restoring)
(Unit version 3.0 or later only)
(Unit version 3.0 or later only)
(Unit version 3.0 or later only)
Data transfer direction
Between CX-Programmer and
Memory Card