ez80f91 ZiLOG Semiconductor, ez80f91 Datasheet - Page 323

• Manufacturer Part Number: ez80f91
• Description: Ez80 Acclaimplus!? Connectivity Assp Ez80f91 Assp
• Manufacturer: ZiLOG Semiconductor

Table 196. EMAC Address Filter Register (EMAC_AFR = 0032h)
PS027001-0707
Bit
Reset
CPU Access
Note: R = Read Only; R/W = Read/Write.
Bit
Position
[7:4]
3
PROM
2
MC
1
QMC
0
BC
EMAC Address Filter Register
The EMAC Address Filter Register functions as a filter to control Promiscuous mode, and
multicast and broadcast messaging. See
Value
0h
1
0
1
0
1
0
1
0
Description
Reserved.
Enable Promiscuous Mode. Receive all incoming packets
regardless of station address. Disables station address
filtering.
Disable Promiscuous Mode.
Accept any multicast message. A multicast packet is
determined by the first bit in the destination address. If the first
LSB is a 1, it is a group address and is globally or locally
administered depending on the 2nd bit. For more information,
see IEEE 802.3/3.2.3.
Do not accept multicast messages of any type.
Accept only qualified multicast (QMC) messages as
determined by the hash table.
Do not accept QMC messages.
Accept broadcast messages. Broadcast messages have the
destination address set to FFFFFFFFFFFFh.
Do not accept broadcast messages.
R
7
0
R
6
0
R
5
0
R
4
0
Table
R/W
3
0
196.
R/W
2
0
R/W
Ethernet Media Access Controller
1
0
Product Specification
R/W
0
0
eZ80F91 ASSP
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