CS8952(2001) 查看數據表（PDF） - Cirrus Logic
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CS8952 Datasheet PDF : 82 Pages
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CS8952
6.8 Auto-Negotiation Next-Page Transmit Register - Address 07h
15
Next Page
7
14
13
12
Acknowledge Message Page Acknowledge 2
11
Toggle
6
5
4
3
Message/Unformatted Code Field
10
9
8
Message/Unformatted Code Field
2
1
0
BIT
NAME
15 Next Page
TYPE
RESET
Read/Write 0
DESCRIPTION
When set, this bit indicates that more Next Pages fol-
low. When clear, the current page is the last page of
data to be sent.
14 Acknowledge
Read Only 0
13 Message Page
Read/Write 1
Note: This bit is disabled, and writes to this bit are
ignored when the National Compatibility Mode bit of
the 10BASE-T Configuration Register (address 1Ch)
is set.
This bit is used for Link Code Word verification.
When set, it indicates that consistent data has been
successfully read from the link partner.
When set, this bit indicates that the data in the Mes-
sage/Unformatted Code Field is one of the pre-
defined message pages. When low, the data is
unformatted data.
12 Acknowledge 2 Read/Write 0
Note: This bit is disabled, and writes to this bit are
ignored when the National Compatibility Mode bit of
the 10BASE-T Configuration Register (address 1Ch)
is set.
When set, this bit indicates to the link partner that the
CS8952 can comply with the last received message.
11 Toggle
Read Only 0
10:0 Message/Unformat- Read/Write 000 0000 0001
ted Code Field
Note: This bit is disabled, and writes to this bit are
ignored when the National Compatibility Mode bit of
the 10BASE-T Configuration Register (address 1Ch)
is set.
This bit is used to maintain synchronization with the
link partner during Next Page exchange.
This field contains the 11 bit data for the Message or
Unformatted Page. It defaults to the Null Message.
Note: This field is disabled, and writes to this bit are
ignored when the National Compatibility Mode bit of
the 10BASE-T Configuration Register (address 1Ch)
is set.
CrystalLAN™ 100BASE-X and 10BASE-T Transceiver
41
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