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DP83848I Datasheet(数据表) 60 Page - Texas Instruments

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部件型号  DP83848I
说明  DP83848I PHYTER Industrial Temperature Single Port 10/100 Mb/s Ethernet Physical Layer Transceiver
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制造商  TI [Texas Instruments]
网页  http://www.ti.com
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DP83848I Datasheet(HTML) 60 Page - Texas Instruments

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7
LP_DIS
0, RW
Normal Link Pulse Disable:
1 = Transmission of NLPs is disabled.
0 = Transmission of NLPs is enabled.
6
FORCE_LINK_10
0, RW
Force 10Mb Good Link:
1 = Forced Good 10Mb Link.
0 = Normal Link Status.
5
RESERVED
0, RW
RESERVED:
Must be zero.
4
POLARITY
RO/LH
10Mb Polarity Status:
This bit is a duplication of bit 12 in the PHYSTS register. Both bits
will be cleared upon a read of 10BTSCR register, but not upon a
read of the PHYSTS register.
1 = Inverted Polarity detected.
0 = Correct Polarity detected.
3
RESERVED
0, RW
RESERVED:
Must be zero.
2
RESERVED
1, RW
RESERVED:
Must be set to one.
1
HEARTBEAT_DIS
0, RW
Heartbeat Disable: This bit only has influence in half-duplex 10Mb
mode.
1 = Heartbeat function disabled.
0 = Heartbeat function enabled.
When the device is operating at 100Mb or configured for full
duplex operation, this bit will be ignored - the heartbeat func-
tion is disabled.
0
JABBER_DIS
0, RW
Jabber Disable:
Applicable only in 10BASE-T.
1 = Jabber function disabled.
0 = Jabber function enabled.
Table 30. 10Base-T Status/Control Register (10BTSCR), address 0x1A
Bit
Bit Name
Default
Description




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