
Parameter Type Description
output_data_rate Integer
Specifies the data rate out of the PLL. The multiplica‐
tion value for the PLL is OUTPUT_DATA_RATE/
INCLOCK_PERIOD.
Only available for Arria GX, Arria II GX, Arria II GZ,
Cyclone, Cyclone II, Cyclone III, Cyclone IV,
HardCopy II, HardCopy III, HardCopy IV, Stratix,
Stratix GX, Stratix II, Stratix II GX, Stratix III, and
Stratix IV devices.
pll_bandwidth_type String
Specifies the loop filter bandwidth control setting on
the PLL. The values are LOW, MEDIUM, and HIGH.
This parameter is only available for the Stratix II
device.
pll_self_reset_on_loss_lock String
The values are ON and OFF. If omitted, the default
value is OFF. When this parameter is enabled, the PLL
is reset when it loses lock.
This parameter is valid for Arria V, Arria V GZ,
Cyclone III, Cyclone IV, Stratix, Stratix II GX, Stratix
III, and Stratix IV devices when the implement_in_
les parameter is set is ON.
registered_input String
Indicates whether the tx_in[] port is registered. The
values are ON, OFF, TX_INCLOCK, and TX_CORECLOCK. If
omitted, the default value is ON when using the tx_
coreclock port to register the data in logic elements.
The TX_INCLOCK and TX_CORECLOCK values are
available for Arria GX, Arria II GX, Arria II GZ, Arria
V, Arria V GZ, Cyclone, Cyclone II, Cyclone III,
Cyclone IV, HardCopy II, HardCopy III, HardCopy
IV, Stratix, Stratix GX, Stratix II, Stratix II GX, Stratix
III, Stratix IV, and Stratix V devices.
If the registered_input parameter is set to OFF, you
must pre-register the tx_in[] port in the logic
feeding the transmitter.
use_external_pll
String
Specifies whether the ALTLVDS_TX IP core
generates a PLL or connect to a user-specified PLL.
Altera recommends instantiating the external PLL
with the parameter editor.
Only available for Arria GX, Arria II GX, Arria II GZ,
Arria V, Arria V GZ, Cyclone, Cyclone II, Cyclone
III, Cyclone IV, HardCopy II, HardCopy III,
HardCopy IV, Stratix, Stratix GX, Stratix II, Stratix II
GX, Stratix III, Stratix IV, and Stratix V devices.
UG-MF9504
2014.12.15
Command Line Interface Parameters
31
LVDS SERDES Transmitter/Receiver IP Cores User Guide
Altera Corporation
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