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vacon • 38 Common Industrial Objects implemented by vacon® 100 family
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Instance Attribute “Physical Address”
The attribute reveals the MAC layer address of the physical interface.
Instance Attribute “Interface Counters”
The attribute is a collection of counters related to the Ethernet physical interface. Only packets sent
or received by the device itself are counted.
Table 24. Interface flag bit descriptions
Bit(s)
Called
Definition
0
Link Status
One, if link is active
1
Half/Full Duplex
One, if full duplex
2-4
Negotiation Sta-
tus
Value
Definition
0
Auto-negotiation in progress
1
Auto-negotiation and speed detection
failed. Using default values for speed
and duplex.
2
Auto-negotiation failed but detected
speed. Duplex was defaulted.
3
Successfully negotiated speed and
duplex.
4
Auto-negotiation not attempted. Forced
speed and duplex.
5
Manual Setting
Requires Reset
0 indicates the interface can automatically activate
changes to link parameters (auto-negotiate, duplex
mode, interface speed). 1 indicates the device
requires a Reset service be issued to its Identity
Object in order for the changes to take effect.
6
Local Hardware
Fault
0 indicates the interface detects no local hardware
fault; 1 indicates a local hardware fault is detected.
7-31
Reserved
Always zero
Table 25. Interface counters
Field name
Data type
Description
In Octets
UDINT
The number of octets received on the inter-
face (including framing characters).
In Unicast Packets
UDINT
The number of unicast packets received on
the interface.
In NonUnicast Packets
UDINT
The number of non-unicast packets received
on the interface.
In Discards
UDINT
Inbound packets received on the interface but
which were discarded.
