V-Series Transceiver PHY IP Core User Guide

ID 683171
Date 7/26/2022
Public
Document Table of Contents

21.6. Differences Between Custom PHY Parameters for Stratix IV and Stratix V Devices

This section lists the Custom PHY parameters and the corresponding ALTGX megafunction parameters.
Table 359.  Comparison of ALTGX Megafunction and Custom PHY Parameters
ALTGX Parameter Name (Default Value) Custom PHY Parameter Name
General
Not available Device family
Transceiver protocol
Mode of operation
Enable bonding
What is the number of channels? Number of lanes
Which subprotocol will you be using? (×4, ×8) Not available
What is the channel width? Serialization factor
What is the effective data rate? Data rate
What is the input clock frequency? Input clock frequency
tx/rx_8b_10b_mode Enable 8B/10B encoder/decoder
Not available Enable manual disparity control
Create optional 8B10B status ports

What is the deserializer block width?

Single

Double

Deserializer block width: 23

Auto

Single

Double

Additional Options
Not available Enable TX Bitslip
Create rx_coreclkin port
Create tx_coreclkin port
Create rx_recovered_clk port
Create optional ports
Avalon data interfaces
Force manual reset control
Protocol Settings-Word Aligner Word Aligner

Use manual word alignment mode

Use manual bitslipping mode

Use the built-in 'synchronization state machine'

Word alignment mode
Enable run length violation checking with a run length of Run length
What is the word alignment pattern Word alignment pattern
What is the word alignment pattern length Word aligner pattern length
Protocol Settings-Rate match/Byte order Rate Match

What is the 20-bit rate match pattern1

(usually used for +ve disparity pattern)

Rate match insertion/deletion +ve disparity pattern

What is the 20-bit rate match pattern1

(usually used for -ve disparity pattern)

Rate match insertion/deletion -ve disparity pattern
Protocol Settings—Rate match/Byte order Byte Order
What is the byte ordering pattern Byte ordering pattern
23 This parameter is on the Datapath tab.