F-Tile Avalon® Streaming Intel® FPGA IP for PCI Express* User Guide

ID 683140
Date 12/17/2021
Public

A newer version of this document is available. Customers should click here to go to the newest version.

Document Table of Contents

8.2.4.3.3. RX Path

This tab allows you to monitor and control the receiver settings for the channel selected.

Table 120.  Receiver Settings
  Parameters Values Descriptions
RX Status RX Polarity No polarity inversion, Polarity inversion

Indicates RX polarity inversion for the selected lane.

No polarity inversion: no polarity inversion on RX.

Polarity inversion: polarity inversion on RX.

RX Electrical Idle True, False

Indicates if RX is in electrical idle or not.

True: RX is in electrical idle.

False: RX is out of electrical idle.

Receiver Detected Green, Grey

Green: Far end receiver is detected.

Grey: Far end receiver is not detected.

RX CDR CDR Lock Green, Red

Indicates the CDR lock state.

Green: CDR is locked.

Red: CDR is not locked.

CDR Mode Locked to Reference (LTR), Locked to Data (LTD)

Indicates the CDR lock mode.

LTR: CDR is locked to reference clock.

LTD: CDR is locked to data.

RX Equalization RX VGA Gain

<0 to 127>

Indicates the RX AFE VGA gain value.

RX High Freq Boost

<0 to 63>

Indicates the RX AFE high frequency boost value.

DFE Data Tap1 <0 to 63>

Indicates the adapted value of DFE tap 1.

Figure 80. Example of Receiver Settings

Did you find the information on this page useful?

Characters remaining:

Feedback Message