XRT75L03DIV 查看數據表（PDF） - Exar Corporation

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XRT75L03DIV

THREE CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT WITH SONET DESYNCHRONIZER

Exar Corporation 

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XRT75L03D

THREE CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT WITH SONET DESYNCHRONIZER REV. 1.0.0

REGISTER DESCRIPTION - PER CHANNEL REGISTERS

TABLE 24: SOURCE LEVEL INTERRUPT ENABLE REGISTER - CHANNEL 0 ADDRESS LOCATION = 0X01

Channel 1 Address Location = 0x09

Channel 2 Address Location = 0x11)

BIT 7

BIT 6

BIT 5

BIT 4

BIT 3

BIT 2

BIT 1

BIT 0

Unused

Change of FL Change of LOL Change of LOS Change of

Condition

Condition

Condition DMO Condition

Interrupt Enable Interrupt Enable Interrupt Enable Interrupt Enable

Ch 0

Ch 0

Ch 0

Ch 0

R/O

R/O

R/O

R/O

R/W

R/W

R/W

R/W

0

0

0

0

0

0

0

0

BIT NUMBER

NAME

7-4

3

Reserved

Change of FL

Condition Interrupt

Enable - Ch 0

2

Change of LOL

Condition Interrupt

Enable

TYPE

R/O

R/W

R/W

DEFAULT

VALUE

DESCRIPTION

0

0

Change of FL (FIFO Limit Alarm) Condition Interrupt

Enable - Ch 0:

This READ/WRITE bit-field is used to either enable or dis-

able the Change of FL Condition Interrupt. If the user

enables this interrupt, then the XRT75L03D will generate

an interrupt any time any of the following events occur.

• Whenever the Jitter Attenuator (within Channel 0)

declares the FL (FIFO Limit Alarm) condition.

• Whenever the Jitter Attenuator (within Channel 0) clears

the FL (FIFO Limit Alarm) condition.

0 - Disables the Change in FL Condition Interrupt.

1 - Enables the Change in FL Condition Interrupt.

0

Change of Receive LOL (Loss of Lock) Condition Inter-

rupt Enable - Channel 0:

This READ/WRITE bit-field is used to either enable or dis-

able the Change of Receive LOL Condition Interrupt. If the

user enables this interrupt, then the XRT75L03D will gen-

erate an interrupt any time any of the following events

occur.

• Whenever the Receive Section (within Channel 0)

declares the Loss of Lock Condition.

• Whenever the Receive Section (within Channel 0) clears

the Loss of Lock Condition.

0 - Disables the Change in Receive LOL Condition Inter-

rupt.

1 - Enables the Change in Receive LOL Condition Inter-

rupt.

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