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526
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
Содержание CP1H-CPU - 05-2006
Страница 1: ...OPERATION MANUAL CP1H CPU Unit SYSMAC CP Series CP1H X40D CP1H XA40D CP1H Y20DT D Cat No W450 E1 02...
Страница 2: ...CP1H X40D CP1H XA40D CP1H Y20DT D CP1H CPU Unit Operation Manual Revised May 2006...
Страница 3: ...iv...
Страница 11: ...xii TABLE OF CONTENTS...
Страница 15: ...xvi...
Страница 19: ...xx...
Страница 31: ...xxxii Conformance to EC Directives 6...
Страница 71: ...40 Function Blocks Section 1 5...
Страница 133: ...102 Computing the Cycle Time Section 2 7...
Страница 169: ...138 CPM1A Expansion I O Unit Wiring Section 3 6...
Страница 411: ...380 Clock Section 6 8...
Страница 519: ...488 Replacing User serviceable Parts Section 10 2...
Страница 527: ...496 Standard Models Appendix A...
Страница 535: ...504 Dimensions Diagrams Appendix B...
Страница 628: ...597 Connections to Serial Communications Option Boards Appendix F Connecting to Unit...
Страница 629: ...598 Connections to Serial Communications Option Boards Appendix F...
Страница 659: ...628 PLC Setup Appendix G...
Страница 665: ...634 Index work words 159 write protection 370...
Страница 667: ...636 Revision History...