參數(shù)資料
型號: 9860
廠商: Intel Corp.
英文描述: Advanced 10/100 Repeater with Intergrated Management
中文描述: 高級10/100中繼器與綜合管理
文件頁數(shù): 102/118頁
文件大?。?/td> 1648K
代理商: 9860
LXT9860/9880
Advanced 10/100 Repeater with Integrated Management
102
Datasheet
Document #: 248987
Revision#: 003
Rev Date: 08/07/01
6.4.3
Port Learn Enable Register
The Port Learn Enable Register bit assignments are described in
Table 59
. Refer to
Table 60
for the
Port Learn Enable Register description.
6.5
Repeater Port Status Registers
The Port Status Register bit assignments are described in
Table 61
. Refer to
Table 62
for the Port
Status Register descriptions.
Table 58. Port Link Control Register
Name
Type
1
Addr
Description
Default
Port Link Control
Enable
R/W
105
This register controls the link function of the twisted-pair
ports.
1 = Use Normal Link Control. The port only remains
connected to the network so long as link pulses or IDLEs
are being received.
0 = Disable Normal Link Control. The port is no longer
disconnected due to Link Fail.
1
1. R = Read only; W = Write only; R/W = Read/Write; LH = Latch High; LL = Latch Low; SC = Self Clearing.
Table 59. Port Learn Enable Register
31:20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Rsvd
Port 10
(MII 2)
Port 9
(MII 1)
Port 8
Port 7
Port 6
Port 5
Port 4
Port 3
Port 2
Port 1
Table 60. Port Learn Enable Register
Name
Type
Addr
Description
Default
Port Learn Enable
R/W
10A
This register sets the level of learning each port uses. The
Learn Settings are as follows:
00
Bit 1
Bit 0
Function
0
0
Learn each new source addresses.
0
1
Next Lock. Learn only the first source
address encountered. After a port learns its
first address, it changes the Authorized
Learn bits (for that port) to a
10
to lock
down the address.
1
0
Lock. Hardware locked-down the address.
Only software can write to this address.
1
1
Reserved.
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