User Manual
Section 4
GFK-2958L
May 2021
Detailed Descriptions of the Fieldbus Network Adapters
131
Class
Attribute
Get Set NV
1)
Data Type
2)
Name
Description
hex
dez
Instance 0x00 (0)
0x01
1
x
UINT
Revision
Revision of this object
0x02
2
x
UINT
Max Instance
Highest possible instance of this
object
0x03
3
x
UINT
Number of Instances
Current number of instances
0x04
4
x
Struct {UINT,
Array of UINT}
Optional Attributes
List of optional attributes
0x06
6
x
UINT
Max Class Attribute
ID of the last attribute of this
class in instance 0
0x07
7
x
UINT
Max Instance Attribute
ID of the last attribute of this
class in the other instances
Instance 0x01 (1)
0x01
1
x
DWORD
Interface Status
Status of the interface
Bit 0 ... 3: 0 = not configured, 1
= configured by software, 2 =
configured by hardware;
Bit 4: Multicast pending;
Bit 5: Interface configuration
pending;
Bit 6: ACD conflicted;
Bit 7: ACD fault
0x02
2
x
x
DWORD
Capability Flags
Bit 0: BootP;
Bit 1: DNS;
Bit 2: DHCP;
Bit 4: Configuration settable;
Bit 5: Configurable by hardware;
Bit 6: Change requires reset;
Bit 7: ACD capable
0x03
3
x
x
x
DWORD
Control Flags
Bit 0 ... 3: 0 = static IP, 1 =
BootP, 2 = DHCP;
0x04
4
x
x
Struct {UINT,
Padded EPATH}
Physical Link Object
Path to internal Ethernet
interface
0x05
5
x
x
x
Struct
{5*UDINT,
STRING}
Interface Configuration
IP, network mask, gateway;
name server 1, name server 2;
domain name
0x06
6
x
x
x
STRING
Host Name
Host name, for informational
purpose
0x08
8
x
x
x
USINT
TTL Value
TTL value for multicast
0x09
9
x
x
x
Struct {USINT,
USINT, UINT,
UDINT}
Mcast Config
Multicast configuration
Byte 1: 0 = autogenerated, 1 =
according to this parameter, 2 =
reserved;
Byte 2: reserved;
Byte 3 - 4: number of multicast
addresses;
Byte 5 - 7: start address
