參數(shù)資料
型號: DJIXE972MCEA4
廠商: Intel Corp.
英文描述: Single-Port 10/100 Mbps PHY Transceiver
中文描述: 單端口10/100 Mbps的物理層收發(fā)器
文件頁數(shù): 33/92頁
文件大?。?/td> 666K
代理商: DJIXE972MCEA4
Intel
LXT972M Single-Port 10/100 Mbps PHY Transceiver
Datasheet
Document Number: 302875-005
Revision Date: 27-Oct-2005
33
5.4.4
Hardware Configuration Settings
The LXT972M Transceiver provides a hardware option to set the initial device configuration. As
listed in
Table 13,
the hardware option uses the hardware configuration pins, the settings for which
provide control bits.
Table 13. Hardware Configuration Settings for Intel
LXT972M Transceiver
Desired Mode
LED/CFG
Pin
Settings
1
Resulting Register Bit Values
Control Register
Auto-Negotiation Advertisement
Register
Auto-
Neg.
Speed
(Mbps)
Duplex
1
2
3
Auto-
Neg.
0.12
Speed
0.13
Full-
Duplex
0.8
100
BASE-TX
Full-
Duplex
4.8
100
BASE
-TX
4.7
10
BASE-T
Full-
Duplex
4.6
10
BASE-T
4.5
Disabled
10
Half
L
L
L
0
0
0
N/A
Auto-Negotiation
Advertisement
Full
L
L
H
0
1
100
Half
L
H
L
1
0
Full
L
H
H
1
1
Enabled
100
Only
Half
H
L
L
1
1
0
0
1
0
0
Full/Half
H
L
H
1
1
1
1
0
0
10/100
Half Only
H
H
L
1
0
0
1
0
1
Full or
Half
H
H
H
1
1
1
1
1
1
1. L = Low, and H = High. For LED/CFG pin assignments, see
Chapter 3.0, “Pin Assignments for Intel LXT972M
Transceiver”
.
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