13 Troubleshooting
13.2.4 System Register Configuration
13-16
(5) System I/O Error Status
(6) Actions to be Taken when a Transmission Error Occurs
When a transmission error occurs during system I/O, the error status is reported in the system register as shown
below.
MP2100 Error Status
Error Flag
Name
Register No.
Remarks
Current Alarm
SW00190
Cleared when power is turned ON.
Number of Alarm History Records
SW00191
The number of alarms in the alarm history.
Alarm Clear
SW00192
1: Clear alarms
2: Clear current alarm and alarm history
I/O Error Count
SW00200
Number of I/O errors
Input Error Count
SW00201
Number of input errors
Input Error Address
SW00202
Latest input error address
(Register number of OW
)
Output Error Count
SW00203
Number of output errors
Output Error Address
SW00204
Latest output error address
(Register number of OW
)
Reserved by System
SW00205
(Not used)
SW00206
SW00207
I/O Error Status
SW00208 to
SW00215
MP2100 error status
SW00216 to
SW00223
Reserved by system.
Name
Register Number
Remarks
MP2100 Error Status
SW00208 to SW00215 Differs depending on the Module mounted and the error
code.
Reserved by system
SW00216 to SW00223 Differs depending on the Module mounted and the error
code.
Bit No.
F --------------------------------------------- 8 7 --------------------------------------------- 0
SW00208
Error Code (I/O error = 2)
Sub-slot No. (= 2)
Bit No.
F --------------------------------------------- 8 7 --------------------------------------------- 0
SW00209
Error Code (Station error = 1)
Sub-slot No. (= 3)
Bit No.
F
3
2
1
0
SW00210
ST#16
xxxxxxxxxxxx
ST#4
ST#3
ST#2
ST#1
SW00211
ST#32
xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
ST#18
ST#17
SW00212
ST#48
xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
ST#34
ST#33
SW00213
ST#64
xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
ST#50
ST#49
Bit No.
F
9
8
1
0
SW00214
Not used
xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
Not used
Not used
SW00215
Not used
xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
Not used
EXAMPLE