Symbol; Initializing File Memory - Omron CJ - 09-2009 Operation Manual

File Memory
Easy Backup Files
Note
3-2-3

Initializing File Memory

152
File type
Data files Words allocated to Special I/O
Units, and CPU Bus Units in the
DM area
CIO area
General-purpose DM area
General-purpose EM area
Program files All user programs
Parameter files PLC Setup, registered I/O tables,
routing tables, CJ-series CPU
Bus Unit settings, and Controller
Link data link tables
Unit backup Data from specific Units (e.g.,
files (CJ1-H protocol macro data for a Serial
CPU Units Communications Unit)
only)
Symbol table CX-Programmer global symbol
files (See note tables, local symbol tables, set-
4.) tings for automatically allocated
areas
Comment files CX-Programmer rung com-
(See note 4.) ments and comments
Program index CX-Programmer section names,
files (See note section comments, and program
4.) comments
1. Specify 8 ASCII characters. For a file name with less than 8 characters,
add spaces (20 hex).
2. Always specify the name of files to be transferred automatically at power-
up as AUTOEXEC.
3. Easy backup file names must be named BACKUP@@.
4. Supported for CS/CJ-series CPU Units with unit version 3.0 or later only.
File memory Initializing procedure
Memory Card 1.Install Memory Card into
CPU Unit.
2.Initialize the Memory
Card using a Program-
ming Device (including the
CX-Programmer and Pro-
gramming Consoles).
EM file memory 1.Convert the part of the
EM Area from the specified
bank No. to the last bank
No. to file memory in the
PLC Setup.
2.Initialize the EM file
memory using a Program-
ming Device (including the
CX-Programmer and Pro-
gramming Consoles).
Contents File name
BACKUP
BACKUPIO
BACKUPDM
BACKUPE@
BACKUP
BACKUP@@
BKUPSYM
BKUPCMT
CKUPPRG
Essentially the specific capacity
of the Memory Card
1 bank:
7 banks:
Section 3-2
Extension
.IOM
.IOR
.IOM
.IOM
.OBJ
.STD
.PRM
.SYM
.CMT
.IDX
Data capacity after
initialization
Approx. 61 KB
Approx. 445 KB