W89C841F Datasheet, PDF (58/102 Pages) Winbond – 3-IN - 1 10/100M FAST ETHERNET CONTROLLER

W89C841F/D
C1c/CNCR Network Configuration Register, continued
BIT
12
11:10
9
8
7
6
5
4
3
ATTRIBUTE
R/W
R/W
R
R/W
R/W
R/W
R/W
R/W
R/W
BIT NAME
VLANEN
LBK
FD
ADP
AEP
ARP
ABP
AMP
APP
DESCRIPTION
VLAN Enable
1: W89C841F can transmit and receive packet with VLAN
tagged whose maximum length is equal to 1522 bytes.
0: Only untagged frame are transmitted and received.
Packet length up to 1518 bytes is allowed. (default)
Loopback Mode
The LBK selects the W89C841F loop-back modes:
00
Normal mode (default)
01
Internal Loop-back
10
External Loop-back
Reserved
Full Duplex Mode
1: Full duplex mode.
0: Half duplex mode.
Accept Directed Packet
When set, all incoming packets with a directed address will
be accepted.
Accept Error Packet
When set, all incoming CRC error packets passed address
filtering will be accepted.
Accept Runt Packet
When set, the incoming packets pass the address filtering
with the length less than 64 bytes are accepted.
Accept Broadcast Packet.
When set, all incoming packets with a Broadcast address
will be accepted.
Accept Multicast Packet
When set, all incoming packets with a multicast address
match the node multicast address table (MAR7 − MAR0) will
be accepted.
Accept All Physical Packet
When set, all incoming packets with unicast address will be
accepted.
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