Chapter 9 Ethernet Specification and Operation
9-85
Instance
Attribute
Name
Access
Rule
Data Type Values Description
H’0B
Interface Capability
Get
STRUCT
of:
--
Ethernet interface capability bits table
*2
Capability Bits DWORD
H’0000000
7
Ethernet interface capability bits
definition
Speed/Duplex Options
STRUCT
of:
--
Ethernet interface capability speed &
duplex option definition
Speed/Duplex Array
Count
USINT H’04
Ethernet interface capability speed &
duplex array count
Speed/Duplex Array
ARRAY of
STRUCT
of:
--
Ethernet interface capability speed &
duplex array contents
Interface Speed UINT NA
Ethernet interface speed; ex:
H’0A: 10 bps and H’64: 100 bps
Interface Duplex Mode USINT NA
Ethernet interface duplex mode; H’00:
duplex mode and H’01: full duplex
mode
*1 Interface Flag Table
Bit (s) Name Description
0 Link Status
0 indicates an inactive link
1 indicates an active link
1 Half/Full Duplex
0 indicates half duplex
1 indicates full duplex
2-4 Negotiation Status
0:Auto-negotiation in progress
1:Auto-negotiation and speed detection failed
2:Auto negotiation failed but detected speed
3:Successfully negotiated speed and duplex
4:Auto-negotiation not attempted. Forced speed and duplex.
5 Manual Setting Requires Reset Set to zero
6 Local Hardware Fault
0: the interface detects no local hardware fault
1: a local hardware fault is detected
7-31 Reserved 0