Intel E3815 FH8065301567411 Data Sheet

 

Intel

®

 Atom™ Processor E3800 Product Family

Datasheet

2439

23

0b

RO

Reserved.

22

0b

RO

Reserved.

21

0b

RO

Reserved.

20

0b

RO

Reserved.

19:17

010b

RO

Reserved.

16

0b

RO

Reserved.

15

1b

RW

Config bit 

(per port) Enables HS transmitter pre-emphasis for the respective ports 1 enabled pre-

emphasis or when PORTRESERVED[0]=1 0 disabled pre-emphasis 

This has to be 1 if either to enable pre-emphasis or de-emphasis, 0 to completely turn 

OFF.

SUS

14

1b

RW

Config bit (per port) to 

select between half-bit or full-bit implementation 1 - select half-bit pre-emphasis 0 - 

select full-bit pre-emphasis or when PORTRESERVED[0]=1 

in de-emphasis mode, this has to be 0

SUS

13:11

110b

RW

Config bit (per port) HS 

Pre-emphasis Bias current offset bit (2:0) Value Voh 000 0mV 001 11.250mV 010 

16.875mV 011 28.125mV 100 28.125mV 101 39.375mV 110 45.000mV (default) 111 

56.250mV

SUS

10:8

010b

RO

Reserved.

7

0b

RO

Reserved.

6:4

000b

RO

Reserved.

3

0b

RW

Config bit to select De-

emphasis mode ON/OFF for TX-HS debug purpose. 0 De-emphasis OFF (default) 1 De-

emphasis ON In order to enable De-emphasis ON, ensure 

RERPORTTXPREEMPEN(0h15)=1 and PERPORTTXPEHALF(0h14)=0

SUS