Altera Triple Speed Ethernet MegaCore Function Bedienungsanleitung Seite 209

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1G master and 10G (312.5 Mhz) slave(32/63)*125 MHz or (64/315)*312.5 MHz
10G (156.25 MHz) master and 10G (312.5 Mhz) slave(64/63)*156.25 MHz or (32/63)*312.5 MHz
Table D-1: Settings to Achieve The Recommended Factors for Stratix V PLL
32/6364/31516/6364/63Settings
32641664M-Counter
03210321N-Counter
21152103C-Counter
ToD Synchronizer Parameter Settings
Table D-2: ToD Synchronizer Configuration Parameters
DescriptionValueName
Value that defines the time of day format that
this block is synchronizing.
The default value is 1.
1: 96-bits format (32 bits seconds, 48 bits
nanosecond and 16 bits fractional
nanosecond)
0: 64-bits format (48 bits nanosecond and 16
bits fractional nanoseconds).
Between 0 and 1TOD_MODE
Value that defines types of synchronization.
The default value is 1.
0: Master clock frequency is 125MHz (1G)
while slave is 156.25MHz (10G).
1: Master clock frequency is 156.25MHz
(10G) while slave is 125MHz (1G).
2: Master and slave are same in the same
frequency; can be in different ppm or phase.
When you select this mode, specify the
period of master and slave through the
PERIOD_NSEC and PERIOD_FNSEC parameters.
3: Master clock frequency is 156.25MHz
(10G) while slave is 312.5MHz (10G).
4: Master clock frequency is 312.5MHz (10G)
while slave is 156.25MHz (10G).
5: Master clock frequency is 125MHz (1G)
while slave is 312.5MHz (10G).
6: Master clock frequency is 312.5MHz (10G)
while slave is 125MHz (1G).
Between 0 and 6SYNC_MODE
Altera Corporation
ToD Synchronizer
Send Feedback
D-3
ToD Synchronizer Parameter Settings
UG-01008
2014.06.30
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