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File Memory Section 5-1
5-1 File Memory
The CS/CJ Series support file memory.
1,2,3... 1. Memory Cards
2. A specified range in the EM Area called EM file memory
Note CJ1M CPU Units do not have an EM Area, so EM file memory
cannot be used.
3. Comment memory (in CPU Unit’s internal flash memory)
Note File memory can be used in CPU Units with unit version 3.0 and
later.
For details on selecting file memory, refer to 5-1-4 Applications on page 217.
5-1-1 Types of File Memory
Note 1. Initialize the Memory Card or EM File Memory before using it for the first
time. Refer to 5-3 Using File Memory for details on initialization.
2. Refer to 5-2 Manipulating Files for details on installing and removing Mem-
ory Cards.
3. The HMC-AP001 Memory Card Adapter can be used to mount a Memory
Card in the PLC card slot of a personal computer to use the Memory Card
as a storage device.
CPU Unit
EM Area
Internal flash memory
File
File
File
Memory Card
Comment memory
EM file memory
Category Memory media Storable file types
Memory Card Flash memory Program files
Parameter files
Data files
Symbol table files
Comment files
Program index files
Unit and Board backup files
EM File Memory EM area (RAM) Program files
Parameter files
Data files
Symbol table files
Comment files
Program index files
User's files
Comment memory CPU Unit’s internal
flash memory
Symbol table files
Comment files
Program index files
Bank 0
Bank 1
Bank n
Bank C
EM area
EM File
Memory
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