User guide

Table 2-124: Speed Detection
Parameter Name Options Description
Enable automatic speed detection On
Off
When you turn this option On, the core includes
the Sequencer block that sends reconfiguration
requests to detect 1G or 10GbE when the Auto
Negotiation block is not able to detect AN data.
Avalon-MM clock frequency 100-125 MHz Specifies the clock frequency for phy_mgmt_clk.
Link fail inhibit time for 10Gb
Ethernet
504 ms Specifies the time before link_status is set to
FAIL or OK. A link fails if the link_fail_
inhibit_time has expired before link_status
is set to OK. The legal range is 500-510 ms. For
more information, refer to "Clause 73 Auto
Negotiation for Backplane Ethernet" in IEEE Std
802.3ap-2007.
Link fail inhibit time for 1Gb
Ethernet
40-50 ms Specifies the time before link_status is set to
FAIL or OK . A link fails if the link_fail_
inhibit_time has expired before link_status
is set to OK. The legal range is 40-50 ms.
PHY Analog Parameters
You can specify analog parameters using the Quartus II Assignment Editor, the Pin Planner, or the
Quartus II Settings File (.qsf).
2-174
PHY Analog Parameters
UG-01143
2015.05.11
Altera Corporation
Implementing Protocols in Arria 10 Transceivers
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