參數(shù)資料
型號： W89C880F
英文描述： LAN Hub Controller
中文描述： 局域網(wǎng)集線器控制器
文件頁數(shù)： 52/72頁
文件大小： 731K
代理商： W89C880F
W89C840F
- 52 -
C38/CMA0 Multicast Address Register 0
The C38/CMA0 defines the lower 32 bits of the total 64 bits multicast address hashing table.
Bit
Attribute
Bit name
Description
31:24
R/W
MAR3
Multicast Address 3.
The MAR3 defines the bit 24~31 of the hashing table.
23:16
R/W
MAR2
Multicast Address 2.
The MAR2 defines the bit 16~23 of the hashing table.
15:8
R/W
MAR1
Multicast Address 1.
The MAR1 defines the bit 8~15 of the hashing table.
7:0
R/W
MAR0
Multicast Address 0.
The MAR0 defines the bit 0~7 of the hashing table.
C3C/CMA1 Multicast Address Register 1
The C3C/CMA1 defines the upper 32 bits of the 64 bits multicast address hashing table.
Bit
Attribute
Bit name
Description
31:24
R/W
MAR7
Multicast Address 7.
The MAR7 defines the bit 56~63 of the hashing table.
23:16
R/W
MAR6
Multicast Address 6.
The MAR2 defines the bit 48~55 of the hashing table.
15:8
R/W
MAR5
Multicast Address 5.
The MAR1 defines the bit 40~47 of the hashing table.
7:0
R/W
MAR4
Muticast Address 4.
The MAR4 defines the bit 32~39 of the hashing table.
C40/CPA0 Physical Address Register 0
The C40/CPA0 defines the first 32 bits of the 48 bits MAC address. The CPA0 value is loaded from
EEPROM after hardware reset
Bit
Attribute
Bit name
Description
31:24
R/W
PAR3
Physical Address 3.
The PAR3 defines the bit 24~31 of the MAC address.
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