145
File Memory Section 3-2
CPU Units with Built-in I/O (CJ1M-CPU2@)
3-2 File Memory
For CJ-series CPU Units, the Memory Card and a specified part of the EM
Area can be used to store files. All user programs, the I/O Memory Area, and
the Parameter Area can be stored as files.
Note 1. A Memory Card can be written up to approximately 100,000 times.
2.7
2.7
9
48.75
83.7
6
83.6
File memory Memory
type
Memory capacity Model
Flash
memory
15 Mbytes HMC-EF172
30 Mbytes HMC-EF372
64 Mbytes HMC-EF7672
RAM The maximum capac-
ity of the CPU Unit’s
EM Area (e.g., the
maximum capacity for
a CPU66 is
448 Kbytes)
The specified bank
(set in the PLC Setup)
to the last bank of the
EM Area in the I/O
Memory.
Comment memory
(CS/CJ-series CPU Units
with unit version 3.0 or
later only)
CPU Unit’s
internal
flash mem-
ory
Comment files
CPU66H/67H:
128 Kbytes
Other CPU Units:
64 Kbytes
CX-Programmer rung
comments and other
comments
Program index files
CPU66H/67H:
128 Kbytes
Other CPU Units:
64 Kbytes
CX-Programmer sec-
tion names, section
comments, and pro-
gram comments
Symbol table files
CPU45H/65H66H/
67H: 128 Kbytes
Other CPU Units:
64 Kbytes
CX-Programmer glo-
bal symbol tables,
local symbol tables,
and settings for auto-
matically allocated
areas.
Memory Card
Bank 0
Bank n
Bank 6
EM file
memory
EM file memory
(CJ1 and CJ1-H
CPU Units only.)
To Next Page
Loading...
