Altera Stratix GX Transceiver - Manual (Page 308)

B–12 Altera Corporation
Stratix GX Transceiver User Guide January 2005
Parameter Descriptions
SELF_TEST_MODE Integer No Indicates which self test mode to use. Values are 0 , 1 ,
2 , 3 , or 4 . If omitted, the default is 0. This parameter is
ignored if the USE_SELF_TEST_MODE parameter is
turned off. Use the following settings:
USE_EQUALIZER_
CTRL_SIGNAL
String No Specifies whether to use the equalizer control signal.
Values are
ON and OFF . If omitted, the default is OFF .
EQUALIZER_CTRL_
SETTING
Integer No Specifies the magnitude of the equalizer control
settings. Refer to the Quartus
® II help menu for more
information regarding the variable values. This
parameter should be specified if the
USE_EQUALIZER_CTRL_SIGNAL parameter is
turned off.
SIGNAL_LOSS_
THRESHOLD_SELECT
Integer No Specifies the signal loss threshold. Refer to the
Quartus II software Help menu for more information
about the variable values.
PLL_BANDWIDTH_TYPE String No Specifies the transceiver block receiver PLL or the
transceiver block transmitter bandwidth type. Values
are
LOW and HIGH . If omitted, the default is HIGH .
RX_BANDWIDTH_TYPE String No Specifies the transceiver block receiver PLL bandwidth
type. Values are
LOW and HIGH . If omitted, the default
is HIGH .
PLL_ENABLE_DC_
COUPLING
String No Specifies whether to enable DC coupling on the
transceiver block transmitter PLL clock input. Values
are
ON and OFF . If omitted, the default is OFF .
RX_ENABLE_DC_
COUPLING
String No Specifies whether to enable DC coupling on the
transceiver block receiver PLL data input. Values are
ON and OFF . If omitted, the default is OFF .
USE_VOD_CTRL_SIGNAL String No Specifies whether the VOD control signal is used. If
this parameter is turned on, the
tx_vodctrl port is
used and the VOD_CTRL_SETTING parameter is
ignored. Values are ON and OFF . If omitted, the default
is OFF .
Table B–3. Parameter Descriptions (Part 4 of 6)
Parameter Type Required Comments
Value
0
1
2
3
4
Test
PRBS
00-FF, followed by 5
K28.5+ and repeat
High frequency pattern,
repeat of D21.5- D21.5+
Low frequency pattern,
repeat of K28.7- K28.7+
Mixed frequency pattern,
repeat of K28.5- K28.5+