DS32EL0421 datasheet(24/32 Pages) TI1

24 / 32 page

DS32EL0421, DS32ELX0421

SNLS282F – MAY 2008 – REVISED APRIL 2013

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Addr

Name

Bits

Field

R/W

Default

Description

(Hex)

Event Config

Reserved

PLL Lock Event

R/W

0: Count PLL lock events

1: Do not count PLL lock events

Link Event

R/W

0: Count link events

1: Do not count link events

Loss of Signal

R/W

0: Count loss of signal events

Event

1: Do not count loss of signal events

Event Count

R/W

0: Select PLL event count for reading

Select

1: Select link event count for reading

Clear PLL Error

R/W

1: Reset PLL error count. Self clearing bit.

Count

Clear Link Error

R/W

1: Reset link error count. Self clearing bit.

Count

Enable Count

R/W

0: Disable event counters

1: Enable event counters

Event Count

7:0

Event Counter

2D Reserved

Analog Driver

Reserved

Reverse Data

R/W

0: Normal

Order

1: Reverse output data order

5:2

Reserved

R/W

Link Detect 1

R/W

Link detect value for channel 1

Link Detect 0

R/W

Link detect value for channel 0

Tx Config

7:6

Reserved

Output

R/W

1'b

0: 75

Ω terminations

Termination

1: 50

Ω terminations

Link Start

R/W

1'b

0: Start when TxOUT0 or TxOUT1 link

1: Start when TxOUT0 and TxOUT1 linke

Link Stop

R/W

1'b

0: Stop when TxOUT0 and TxOUT1 both links invalid

1: Stop when TxOUT0 or TxOUT1 break link, either link is

invalid

TxOUT Override

R/W

0: TxOUT0 enabled by default, TxOUT1_en pin controls

channel1

1: Override enable of TxOUT0 and TxOUT1

TxOUT1 Enable

R/W

0: TxOUT1 disabled

1: TxOUT1 enabled

For proper operation of TxOUT1, the TxOUT1_EN pin

must be held high.

TxOOUT0 Enable

R/W

0: TxOUT0 disabled

1: TxOUT0 enabled

Clock Delay

7:5

TxCLKIN Delay

R/W

011’b

000: Min clock delay, 350 ps

011: 725 ps

111: Max clock delay, 1225 ps

4:0

Reserved

00010’b

31–68 Reserved

Output Amplitude

7:3

Reserved

Adjust

2:0

Amplitude Adjust

R/W

011’b

000: Level 7

001: Level 8 (Highest output)

010: Level 5

011: Level 6 (Normal output)

100: Level 4

101: Level 3

110: Level 2

111: Level 1 (Lowest output)

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