CS8952T-CQ Cirrus Logic, CS8952T-CQ Datasheet - Page 37

• Manufacturer Part Number: CS8952T-CQ
• Description: 100BASE E-X AND 10BASE-T TRANSCEIVER
• Manufacturer: Cirrus Logic

Auto-Negotiation Advertisement Register - Address 04h
DS206TPP2
15
14
13
12:5
4:0
CS8952T
CrystalLAN™ 100BASE-X and 10BASE-T Transceiver
BIT
Next Page
15
7
Next Page
Acknowledge
Remote Fault
Technology Ability
Field
Protocol Selector
Field
Technology Ability Field
NAME
Acknowledge
14
6
Read/Write 0
Read Only
Read/Write 0
Read/Write Reset value is
Read/Write 0 0001
CIRRUS LOGIC ADVANCED PRODUCT DATABOOK
Remote Fault
TYPE
13
5
0
dependent on the
status of the
AN[1:0] pins (See
Table 5).
RESET
12
4
When set, this bit enables the ability to exchange
Next-Pages with the link partner. This bit should be
cleared if it is not desired to engage in Next Page
exchange.
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 consistent reception of
the link partner’s data.
This bit may be used to indicate a fault condition to
the link partner. Setting this bit will signal to the link
partner that a fault condition has occurred.
This field determines the advertised capabilities of
the CS8952T as shown below. When the bit is set,
the corresponding technology will be advertised dur-
ing auto-negotiation.
BIT
12
11
10
9
8
7
6
5
This field is used to identify the type of message
being sent by auto-negotiation. This field defaults to a
value of “00001” for IEEE 802.3 messages.
11
3
Capability
Reserved
Reserved
PAUSE operation for full duplex links.
100BASE-T4 (Note: this technology is not sup-
ported and can not be set.)
100BASE-TX Full Duplex
100BASE-TX Half Duplex
10BASE-T Full Duplex
10BASE-T Half Duplex
Technology Ability Field
Protocol Selector Field
10
2
DESCRIPTION
9
1
8
0
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