Altera Stratix V Avalon-ST User Manual
Page 74
Signal
Direction
Description
txdetectrx0
Output
Transmit detect receive
start a receive detection operation or to begin loopback.
txelecidle0
Output
Transmit electrical idle
electrical idle.
tx_margin0[2:0]
Output
Transmit V
OD
margin selection. The value for this signal is based
on the value from the
Link Control 2
Register
. Available for
simulation only.
txswing0
Output
When asserted, indicates full swing for the transmitter voltage.
When deasserted indicates half swing.
txsynchd0[1:0]
Output
For Gen3 operation, specifies the block type. The following
encodings are defined:
• 2'b01: Ordered Set Block
• 2'b10: Data Block
UG-01097_sriov
2014.12.15
PIPE Interface Signals
4-39
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