Receiver layer with no fifo – Altera SerialLite II IP Core User Manual

Page 69

Advertising
background image

Chapter 4: Functional Description

4–15

Clocks and Data Rates

January 2014

Altera Corporation

SerialLite II MegaCore Function

User Guide

Figure 4–14. Receiver Layer With No FIFO

Note to

Figure 4–14

:

(1) Signals are present if flow control is enabled. Drive the signal high to indicate that a flow control Link Management Packet is requested.

slite2_top

;;

;;

;;

;;

;;

high speed front

end (Phy)

slite2_ll

RX Core

rxrdp_ena

rxrdp_dav

rxrdp_sop

rxrdp_eop

rxrdp_err

rxrdp_mty
rxrdp_dat

rxrdp_adr

Atlantic

Interface

(Reg Data

Packets )

Phy Layer

Blocks (Ex

xcvr,

slite2_phy)

rxrdp_val

rxhpp_ena

rxhpp_dav

rxhpp_sop
rxhpp_eop

rxhpp_err

rxhpp_mty
rxhpp_dat
rxhpp_adr

Atlantic

Interface

(Priority

Packets )

rxhpp_val

rrefclk

tx_coreclock

err_rr_foffre_ofl

w

stat_tc_foffre_empty

stat_rr_ebprx

err_rr_bip8

err_rr_crc

err_rr_in

v

alid_lmprx

err_rr_missing_start_dc

w

err_rr_addr_mismatch

err_rr_rx2txfifo_ofl

w

stat_rr_fc_rdp_

v

alid

stat_rr_fc_hpp_

v

alid

stat_rr_fc_

v

alue

stat_rr_roe_ack

stat_rr_roe_nack

rx2tx_retimer_fifo

to TX core

Advertising