12
Maintenance and Inspection
12.4.4
System Register Configuration and Error Status
12-14
12.4.4 System Register Configuration and Error Status
( 1 ) System Status
System operating status and error status is stored in registers SW00040 to SW00048. Checking of
system status details are used to determine whether hardware or software is the cause of an error.
Name Register No. Description
Reserved by
the system.
SW00030
to
SW00039
CPU Status SW00040
SB000400 READY
0: Failure
1: Normal
SB000401 RUN 0: Stopped, 1: Running
SB000402 ALARM 0: Normal, 1: Alarm
SB000403 ERROR 0: Normal, 1: Error
SB000404 Reserved by the system.
SB000405 Reserved by the system.
SB000406 FLASH 1: Flash operation
SB000407 WEN 0: Write-disabled, 1: Write-enabled
SB000408
to
SB00040D
Reserved by the system.
SB00040E Operation Stop Request 0: RUN selection, 1: STOP selection
SB00040F Run Switch Status at Power ON
0: STOP
1: RUN
CPU Error
Status
SW00041
SB000410 Serious Failure
1: WDGE, undefined command
See SW00050 for details.
SB000411 Reserved by the system.
SB000412 Reserved by the system.
SB000413 Exception Error
SB000414
to
SB000417
Reserved by the system.
SB000418 User operation error 1: User operation error
SB000419 I/O Error 1: I/O error
SB00041A
to
SB00041F
Reserved by the system.
Reserved by
the system.
SW00047
SB000470
to
SB00047F
Reserved by the system.
Hardware
Configuration
Status
SW00048
SB000480 TEST
DIP switch alarms
0: ON, 1: OFF
SB000481 MON
SB000482 CNFG
SB000483 INIT
SB000484 SUP
SB000485 STOP
SB000486
-
SB000487 Battery Alarm
SB000488
to
SB00048F
Reserved by the system.
Reserved by
the system.
SW00049
SW000490
to
SW00049F
Reserved by the system.