AM79C901AVCT datasheet(54/90 Pages) AMD

54 / 90 page

Am79C901A

PR ELI M IN AR Y

HPR26: HomePNA PHY Event Status Register (Register 26)

Table 34.

HPR26: HomePNA PHY Event Status Register (Register 26)

HPR27: HomePNA PHY AID Control Register (Register 27)

The HomePNA AID Control Register reports the state

of each event source. Any bit may be written and so

facilitate software-stimulated event testing.

Table 35.

HPR27: HomePNA PHY AID Control Register (Register 27)

Bits

Name

Description

Read/

Write

Default

Value

(hex)

15:10

Reserved

RxPCOM

Indicates a valid RxPCOM. An access to the

RxCOM MSB Register 18 will clear this bit.

TxPCOM

Indicates a valid TxPCOM. Any access to the

TxCOM registers (Registers 20 and 21) will clear

this bit.

7:4

Reserved

Reads will produce undefined results. Should be

written as 0.

Packet Received

Status is cleared by writing a 0.

R/W

Packet Transmitted

Status is cleared by writing a 0.

R/W

Remote Command Received

A valid remote command was received.

Status is cleared by writing a 0.

R/W

Remote Command Sent

A remote command has been sent.

Status is cleared by writing a 0.

R/W

Bits

Name

Description

Read/

Write

Default

Value

(hex)

15:8

AID_INTERVAL

This value defines the number of TCLKs (116.6 ns)

separating AID symbols.

R/W

7:0

AID_ISBI

This value defines the number of TCLKs (116.6 ns)

separating AID symbol 0.

R/W

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