Omron CP1H CPU UNITS - PROGRAMMING 05-2007, Operation Manual

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640
Auxiliary Area Allocations by Address
Appendix D
A94 to
A97 All Parameter
Date These words contain in BCD the
date and time that the parameters
were last overwritten.
The format is the same as above. --- Retained Retained --- ---
A99 A99.00 UM Read Pro-
tection Status Indicates whether the entire user
program in the PLC is read-pro-
tected. OFF: UM not
read-pro-
tected.
ON: UM read-
protected. Retained Retained When pro-
tection is
set or
cleared
---
A99.01 Task Read
Protection
Status Indicates whether read protection is
set for individual tasks. OFF: Tasks
not read-pro-
tected.
ON: Tasks
read-pro-
tected. Retained Retained When pro-
tection is
set or
cleared
---
A99.02 Program Write
Protection
Status when
Read Protec-
tion Is Set Indicates whether the program is
write-protected. OFF: Write-
enabled.
ON: Write-
protected.
Retained Retained When pro-
tection is
set or
cleared
---
A99.03 Enable/Dis-
able Status for
Backing Up
the Program
to a Memory
Cassette Indicates whether creating a backup
program file (.OBJ) is enabled or dis-
abled. OFF:
Enabled.
ON: Disabled.
Retained Retained When pro-
tection is
set or
cleared
---
A99.12 UM Read Pro-
tection
Release
Enable Flag Indicates when UM read protection
cannot be released because an
incorrect password was input five
times consecutively. OFF: Protec-
tion can be
released
ON: Protec-
tion cannot be
released
Retained Retained When
wrong
pass word
is input for
the fifth
time, when
memory is
cleared,
and two
hours after
releasing
protection
is disabled
---
A99.13 Task Read
Protection
Release
Enable Flag Indicates when task read protection
cannot be released because an
incorrect password was input five
times consecutively. OFF: Protec-
tion can be
released
ON: Protec-
tion cannot be
released
Retained Retained ---
A99.14 IR/DR Opera-
tion between
Tasks
Retained ON when index and data registers
are shared between all tasks.
OFF when separate index and data
registers are being used in each
task. OFF: Inde-
pendent
ON: Shared
(default) Retained Retained ---
A99.15 Timer/Counter
PV Refresh
Mode Flag Indicates whether the CPU Unit is
operating in BCD mode or binary
mode. OFF: BCD
mode
ON: Binary
mode Retained Retained ---
Address Name Function Settings Status
after
mode
change
Status
at star-
tup
Write
timing
Related
flags, set-
tings
Words Bits