Mitsubishi Electric MELSEC-Q00U(J)CPU

115
CHAPTER 3 FUNCTIONS
3
3.1 Function List
Program cache memory
auto recovery function
Restores the error location
automatically by using data in the
program memory, which are
stored in the flash ROM, when the
memory check function detects an
error in the program cache
memory.
*1 *1 *1 *1 *1
Page 251,
Section 3.28
Latch data backup to
standard ROM
Backs up latch data such as device
data and error history to the standard
ROM without using a battery.
Page 253,
Section 3.29
Writing/reading device data
to/from standard ROM
Writes/reads device data to/from
the standard ROM.
Page 258,
Section 3.30
CPU module change
function with memory card
Backs up all the data (only the file
register files and latch-target
device data) in a CPU module to a
memory card or SD memory card.
The data backed up can be
restored to a replaced CPU
module.
*2
××
*1 *1 *1
Page 259,
Section 3.31
CPU module data
backup/restoration function
Backs up data such as program
files, a parameter file, and device
data including file registers in a
CPU module to an SD memory
card. The data backed up can be
restored as necessary.
*2
×××× ×
*1
Page 275,
Section 3.32
Module model name read
Reads the model name of a
module on a base unit.
*1 *1 *1 *1 *1
Page 296,
Section 3.33
Module error collection
Collects errors occurred in the
connected intelligent function
modules in the CPU module.
*1 *1 *1 *1 *1
Page 297,
Section 3.34
Local device batch read
function
Batch-reads local device data in
the CPU module and stores them
in a CSV file.
×
*1 *1 *1 *1
Page 301,
Section 3.35
Send points extension
function (CC-Link IE
Controller Network module)
Extends the maximum number of
link points per CC-Link IE
Controller Network module.
*1 *1 *1 *1 *1
Page 303,
Section 3.36
Write-protect function for
device data (from outside
the CPU module)
Disables device data writing
(including the file register) from
outside the CPU module such as
the programming tool, GOT,
SLMP/MC protocol, and FTP to
the write-protected range set in
the parameter.
×××× ×
*1
Page 305,
Section 3.37
Operation history function
Saves the operation information
of device data writing/writing of
files from outside the CPU module
such as the programming tool,
GOT, SLMP/MC protocol, and
FTP into the CPU module as an
operation history file, and displays
it in the programming tool.
×××× ×
*1
Page 313,
Section 3.38
Function Description
Q00U
JCPU
Q00UCPU,
Q01UCPU
Q02U
CPU
QnUD(H)
CPU
QnUDE(H)
CPU
QnUDV
CPU,
QnUDP
VCPU
Reference