Parameter Range Description
Enable
rx_enh_data_valid port
On / Off Enables the rx_enh_data_valid port. This signal indicates when
RX data from RX FIFO is valid. This signal is synchronous to
rx_coreclkin.
Enable rx_enh_fifo_full
port
On / Off Enables the rx_enh_fifo_full port. This signal indicates when
the RX FIFO is full. This is an asynchronous signal.
Enable
rx_enh_fifo_pfull port
On / Off Enables the rx_enh_fifo_pfull port. This signal indicates when
the RX FIFO has reached the specified partially full threshold. This
is an asynchronous signal.
Enable
rx_enh_fifo_empty
port
On / Off Enables the rx_enh_fifo_empty port. This signal indicates when
the RX FIFO is empty. This signal is synchronous to
rx_coreclkin.
Enable
rx_enh_fifo_pempty
port
On / Off Enables the rx_enh_fifo_pempty port. This signal indicates
when the RX FIFO has reached the specified partially empty
threshold. This signal is synchronous to rx_coreclkin.
Enable rx_enh_fifo_del
port (10GBASE-R)
On / Off Enables the optional rx_enh_fifo_del status output port. This
signal indicates when a word has been deleted from the rate
match FIFO. This signal is only used for 10GBASE-R transceiver
configuration rule. This is an asynchronous signal.
Enable
rx_enh_fifo_insert port
(10GBASE-R)
On / Off Enables the rx_enh_fifo_insert port. This signal indicates when
a word has been inserted into the rate match FIFO. This signal is
only used for 10GBASE-R transceiver configuration rule. This
signal is synchronous to rx_coreclkin.
Enable
rx_enh_fifo_rd_en port
On / Off Enables the rx_enh_fifo_rd_en input port. This signal is
enabled to read a word from the RX FIFO. This signal is
synchronous to rx_coreclkin.
Enable
rx_enh_fifo_align_val
port (Interlaken)
On / Off Enables the rx_enh_fifo_align_val status output port. Only
used for Interlaken transceiver configuration rule. This signal is
synchronous to rx_clkout.
Enable
rx_enh_fifo_align_clr
port (Interlaken)
On / Off Enables the rx_enh_fifo_align_clr input port. Only used for
Interlaken. This signal is synchronous to rx_clkout.
Table 15. Interlaken Frame Generator Parameters
Parameter Range Description
Enable Interlaken
frame generator
On / Off Enables the frame generator block of the Enhanced PCS.
Frame generator
metaframe length
5-8192 Specifies the metaframe length of the frame generator. This
metaframe length includes 4 framing control words created by the
frame generator.
Enable Frame
Generator Burst
Control
On / Off Enables frame generator burst. This determines whether the
frame generator reads data from the TX FIFO based on the input
of port tx_enh_frame_burst_en.
continued...
2. Implementing Protocols in Intel Cyclone 10 GX Transceivers
UG-20070 | 2018.09.24
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10 GX Transceiver PHY User Guide
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