Altera UG-01080 Guía de usuario Pagina 304

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13–18 Chapter 13: Arria V Transceiver Native PHY IP Core
Standard PCS Interface Ports
Altera Transceiver PHY IP Core November 2012 Altera Corporation
User Guide
Standard PCS Interface Ports
Figure 13–4 illustrates the Standard PCS interfaces.
Table 13–19 describes the ports available for the Standard PCS interface.
Figure 13–4. Standard PCS Interfaces
tx_std_clkout[<n>-1:0]
rx_std_clkout[<n>-1:0]
tx_std_coreclkin[<n>-1:0]
rx_std_coreclkin[<n>-1:0]
Clocks
Word
Aligner
rx_std_pcfifo_full[<n>-1:0]
rx_std_pcfifo_empty[<n>-1:0]
tx_std_pcfifo_full[<n>-1:0]
tx_std_pcfifo_empty[<n>-1:0]
Phase
Compensation
FIFO
rx_std_byteorder_ena[<n>-1:0]
rx_std_byteorder_flag[<n>-1:0]
Byte
Ordering
rx_std_rmfifo_empty[<n>-1:0]
rx_std_rmfifo_full[<n>-1:0]
Rate
Match FIF
O
rx_std_polinv[<n>-1:0]
tx_std_polinv[<n>-1:0]
Polarity
Inversion
PMA
Por ts
Standard PCS Interface Ports
rx_std_bitrev_ena[<n>-1:0]
tx_std_bitslipboundarysel[5<n>-1:0]
rx_std_bitslipboundarysel[5<n>-1:0]
rx_std_runlength_err[<n>-1:0]
rx_std_wa_patternalign[<n>-1:0]
rx_std_comdet_ena[<n>-1:0]
rx_std_wa_a1a2size[<n>-1:0]
rx_std_bitslip[<n>-1:0]
tx_std_elecidle[<n>-1:0]
rx_std_signaldetect[<n>-1:0]
rx_std_byterev_ena[<n>-1:0]
Byte Serializer &
Deserializer
Table 13–19. Standard PCS Interface Ports (Part 1 of 3)
Name Dir
Synchronou
s to
tx_std_core
clkin/
rx_std_core
clkin
Description
Clocks
tx_std_clkout[<n>-1:0]
Output
TX Parallel clock output as shown in The Standard PCS
Datapath figure.
rx_std_clkout[<n>-1:0]
Output
RX parallel clock output as shown in The Standard PCS
Datapath figure. The CDR circuitry recovers RX parallel clock
from the RX data stream.
tx_std_coreclkin[<n>-1:0]
Input
TX parallel clock input from the FPGA fabric that drives the
write side of the TX phase compensation FIFO as shown in
The Standard PCS Datapath figure.
rx_std_coreclkin[<n>-1:0]
Input
RX parallel clock that drives the read side of the RX phase
compensation FIFO The Standard PCS Datapath figure.
Phase Compensation FIFO
rx_std_pcfifo_full
[<n>-1:0]
Output Yes RX phase compensation FIFO full status flag.
rx_std_pcfifo_empty
[<n>-1:0]
Output Yes RX phase compensation FIFO status empty flag.
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