Altera Stratix GX Transceiver - Manual (Page 304)

B–8 Altera Corporation
Stratix GX Transceiver User Guide January 2005
Output Ports
rx_errdetect[] No Indicates whether the
8B/10B decoder
detects an error code. Output port [NUMBER_OF_CHANNELS *
DWIDTH_FACTOR - 1..0] wide. If you set
the
USE_8B_10B_MODE parameter to
OFF , the rx_errdetect port is not
available.
rx_disperr[] No Indicates whether the
8B/10B decoder
detects a disparity
error. Output port [NUMBER_OF_CHANNELS *
DWIDTH_FACTOR - 1..0] wide.
rx_signaldetect[] No Indicates whether there
is a legal voltage level
on the input buffer. Output port [NUMBER_OF_CHANNELS -
1..0] wide. This port is available only if the
PROTOCOL parameter is set to XAUI or
GigE . This signal is always set in the
modes in which it is enabled. It is still
enabled even after the signal is a forced
HIGH for backward compatibility with
existing designs.
rx_bisterr[] No Error status signal for
the self test. Output port [NUMBER_OF_CHANNELS -
1..0] wide. This port is available only if the
USE_SELF_TEST_MODE parameter is
turned on.
rx_bistdone[] No Indicates whether the
self test is complete. Output port [NUMBER_OF_CHANNELS -
1..0] wide. This port is available only if the
USE_SELF_TEST_MODE parameter is
turned on.
rx_a1a2sizeout[] No Reports the
a1a2size signal as
seen by the word
aligner.
Output port [NUMBER_OF_CHANNELS *
DWIDTH_FACTOR - 1..0] wide.
tx_out[] Yes Serialized transceiver
block transmitter
channel data signal. Output port [NUMBER_OF_CHANNELS -
1..0] wide.
Table B–2. Output Ports (Part 4 of 4)
Port Name Required Description Comments