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I/O Allocations to CompoNet Master Unit
Warning Status in the
CompoNet
Communications Unit
Alarm Status in the
CompoNet
Communications Unit
The warning status in the CompoNet Communications Unit tells you the minor
errors that occur in the CompoNet Communications Unit. The warning status
is not in an I/O area. You can access it only with an explicit message.
This table shows the warning status.
Bit
Name
0
Manchester error rate
comparison value high
1
Reserved.
2
Reserved.
3
Unit total time warning
4
Reserved.
5
Reserved.
6
Reserved.
7
Reserved.
8
Reserved.
9
Reserved.
10
Reserved.
11
Reserved.
12
Reserved.
13
Reserved.
14
Reserved.
15
Reserved.
The alarm status in the CompoNet Communications Unit tells you the serious
errors that occur in the CompoNet Communications Unit. The alarm status is
not in an I/O area. You can access it only with an explicit message.
This table shows the alarm status.
Bit
Name
0
Manchester error rate
comparison value high
high
1
Non-volatile data error
2
Reserved.
3
Reserved.
4
Reserved.
5
Reserved.
6
Reserved.
7
Reserved.
8
DPRAM interface error
9
Reserved.
10
Reserved.
11
Reserved.
12
Reserved.
13
Reserved.
14
Reserved.
15
Reserved.
Description
The code error rate is higher than the high compari-
son value.
Not used.
Not used.
This bit turns ON when the total operating time is
higher than the threshold value.
Not used.
Not used.
Not used.
Not used.
Not used.
Not used.
Not used.
Not used.
Not used.
Not used.
Not used.
Not used.
Description
The code error rate is higher than the high high com-
parison value.
EEPROM memory error
Not used.
Not used.
Not used.
Not used.
Not used.
Not used.
The DPRAM interface sent a status error.
Not used.
Not used.
Not used.
Not used.
Not used.
Not used.
Not used.
Section 5-3
49
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