Tod clock parameter setting – Altera Triple Speed Ethernet MegaCore Function User Manual
Page 202
Table C-2: Stratix V Performance and Resource Utilization
Memory (M20K
Blocks/MLAB
Bits)
Logic Registers
Combinational
ALUTs
FIFO Buffer
Size (Bits)
Settings
MegaCore Function
0/0
1,120
378
0
Default
TOD Clock
ToD Clock Parameter Setting
Table C-3: ToD Clock Configuration Parameters
Description
Value
Name
4-bit value that defines the reset value
for
PERIOD_NS
. For Triple-Speed
Ethernet MegaCore function, set the
value to 0x0008.
The default value is 0x0006.
Between 0 and 0x000F
DEFAULT_NSEC_PERIOD
16-bit value that defines the reset value
for
PERIOD_FNS
. For Triple-Speed
Ethernet MegaCore function, set the
value to 0x0000.
The default value is 0x6666.
Between 0 and 0xFFFF
DEFAULT_FNSEC_PERIOD
4-bit value that defines the reset value
for
ADJPERIOD_NS
.
The default value is 0x0006.
Between 0 and 0x000F
DEFAULT_NSEC_
ADJPERIOD
16-bit value that defines the reset value
for
PERIOD_FNS
.
The default value is 0x6666.
Between 0 and 0xFFFF
DEFAULT_FNSEC_
ADJPERIOD
Time-of-Day (ToD) Clock
Altera Corporation
UG-01008
ToD Clock Parameter Setting
C-2
2014.06.30