KSZ9563RNXC-TR datasheet(79/226 Pages) MICROCHIP

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DS00002419D-page 79

KSZ9563R

5.1.4.14

Switch Lookup Engine Control 3 Register

5.1.4.15

Address Lookup Table Interrupt Register

This register provides the detailed interrupt status for the Address Lookup Table. These interrupts are enabled in the

Address Lookup Table Mask Register. The LUE interrupt status bit in the Global Interrupt Status Register is the OR of

the status bits in this register.

Address:

0x0313

Size:

8 bits

Bits

Description

Type

Default

7:0

Age Period

This value, multiplied by the Age Count value in the entries of the Address

Lookup Table, determines the aging time of dynamic entries in that table.

The unit is seconds.

R/W

0x4B

Address:

0x0314

Size:

8 bits

Bits

Description

Type

Default

7:3

RESERVED

0x00

Learn Fail Interrupt Status

An Address Lookup Table entry was not learned because all entries in the

bucket are static

R/WC

Almost Full Interrupt Status

Interrupt indicates that the Address Lookup Table bucket was almost full (2

or 3 valid entries) when a new static entry was written.

R/WC

Write Fail Interrupt Status

Interrupt indicates that the Address Lookup Table bucket is full and a write

failed

R/WC

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