Altera Stratix GX Transceiver - Manual (Page 305)

Altera Corporation B–9
January 2005 Stratix GX Transceiver User Guide
Parameter
Descriptions Table B–3 describes the Stratix GX device parameters.
Table B–3. Parameter Descriptions (Part 1 of 6)
Parameter Type Required Comments
OPERATION_MODE String Yes Specifies the operation of the transceiver block
transmitter PLL and transceiver block receiver PLL.
Values are
RX , TX , and DUPLEX . If the PROTOCOL
parameter is set to XAUI , then you must set the
OPERATION_MODE parameter to DUPLEX .
LOOPBACK_MODE String No Specifies the operation of the loopback. Values are
NONE , SLB , and PLB . If omitted, the default is NONE .
Values other than NONE are available only when the
OPERATION_MODE parameter is set to DUPLEX .
REVERSE_LOOPBACK
_MODE
String No Specifies the operation of the reverse loopback.
Values are
NONE , and RSLB . If omitted, the default is
NONE . Values other than NONE are available only
when the OPERATION_MODE parameter is set to
DUPLEX .
PROTOCOL String Yes Specifies the protocol. Values are XAUI , SONET ,
GigE , and Basic .
NUMBER_OF_CHANNELS Integer Yes Specifies the number of transceiver block receiver or
transmitter channels. Values are
1 through 20 .
NUMBER_OF_QUADS Integer Yes Specifies the number of transceiver blocks.
CHANNEL_WIDTH Integer Yes Specifies the width of the dataout signal from the
transceiver block receiver or transmitter channel atom.
Use the following settings:
For more information, see the table in the comments
for the
DATA_RATE parameter.
Setting of
PROTOCOL
Parameter
XAUI
SONET
GigE
Basic
Channel Width
Values
16
8 and 16
8
8 , 10 , 16 , and
20