LXT9782 datasheet(63/78 Pages) INTEL

63 / 78 page

Fast Ethernet 10/100 Multi-Port Transceiver with Serial MII — LXT9762/9782

Datasheet

5.0

The LXT97x2 register set includes multiple 16-bit registers, 16 registers per port. Table 36 presents

a complete register listing. Table 37 is a complete memory map of all registers and Table 38

through Table 53 provide individual register definitions.

• Base registers (0 through 8) are defined in accordance with the “Reconciliation Sublayer and

Media Independent Interface” and “Physical Layer Link Signaling for 10/100 Mbps Auto-

Negotiation” sections of the IEEE 802.3 specification.

• Additional registers (16 through 22) are defined in accordance with the IEEE 802.3

specification for adding unique chip functions.

Table 36. Register Set

Address

Bit Assignments

Control Register

Refer to Table 38 on page 66

Status Register

Refer to Table 39 on page 66

PHY Identification Register 1

Refer to Table 40 on page 67

PHY Identification Register 2

Refer to Table 41 on page 68

Auto-Negotiation Advertisement Register

Refer to Table 42 on page 68

Auto-Negotiation Link Partner Base Page Ability Register

Refer to Table 43 on page 69

Auto-Negotiation Expansion Register

Refer to Table 44 on page 70

Auto-Negotiation Next Page Transmit Register

Refer to Table 45 on page 71

Auto-Negotiation Link Partner Next Page Receive Register

Refer to Table 46 on page 71

1000BASE-T/100BASE-T2 Control Register

Not Implemented

1000BASE-T/100BASE-T2 Status Register

Not Implemented

Extended Status Register

Not Implemented

Port Configuration Register

Refer to Table 47 on page 72

Quick Status Register

Refer to Table 48 on page 72

Interrupt Enable Register

Refer to Table 49 on page 73

Interrupt Status Register

Refer to Table 50 on page 74

LED Configuration Register

Refer to Table 51 on page 75

21-27

Reserved

Transmit Control Register #1

Refer to Table 52 on page 76

Reserved

Transmit Control Register #2

Refer to Table 53 on page 76

Reserved

LXT9782 Datasheet(PDF) 63 Page - Intel Corporation

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