DK-DEV-4SGX230N Altera, DK-DEV-4SGX230N Datasheet - Page 614

• Manufacturer Part Number: DK-DEV-4SGX230N
• Description: KIT DEVELOPMENT STRATIX IV
• Manufacturer: Altera
• Series: Stratix® IVr
• Type: FPGAr

Specifications of DK-DEV-4SGX230N

• Contents: Development Board, Universal Power Supply, Cables and Software
• Silicon Manufacturer: Altera
• Core Architecture: FPGA
• Core Sub-architecture: Stratix
• Silicon Core Number: EP4S
• Silicon Family Name: Stratix IV GX
• Rohs Compliant: Yes
• For Use With/related Products: EP4SGX230K
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 544-2594

1–170
Figure 1–136. Synchronization State Machine in GIGE Mode
Note to
(1) This figure is from IEEE P802.3ae.
Stratix IV Device Handbook Volume 2: Transceivers
Figure
1–136:
Table 1–64
GIGE mode.
Table 1–64. Synchronization State Machine Parameters in GIGE Functional Mode
Figure 1–136
Number of valid {/K28.5/, /Dx,y/} ordered sets received to achieve synchronization
Number of errors received to lose synchronization
Number of continuous good code groups received to reduce the error count by 1
2
3
lists the synchronization state machine parameters when configured in
shows the synchronization state machine implemented in GIGE mode.
rx_even
SUDI
good_cgs
rx_even
SUDI
good_cgs
rx_even
SUDI
good_cgs
SYNC_ACQUIRED_2
SYNC_ACQUIRED_3
SYNC_ACQUIRED_4
cgbad
cgbad
cgbad
[PUDI * signal_detect=FAIL +
mr_loopback=FALSE] +
PUDI(![/COMMA/])
Synchronization State Machine Parameters
⇐
⇐
⇐
⇐
⇐
⇐
! rx_even
! rx_even
! rx_even
0
0
0
PUDI(![/|DV|/]
cgbad
PUDI(![/|DV|/]
cgbad
PUDI(![/|DV|/]
cggood
cggood
cggood
SUDI
SUDI
SUDI
SUDI
SUDI
SUDI
COMMA_DETECT_1
COMMA_DETECT_2
rx_even
COMMA_DETECT_3
sync_status
rx_even
rx_even
ACQUIRE_SYNC_1
ACQUIRE_SYNC_2
LOSS_OF_SYNC
rx_even
rx_even
rx_even
cgbad
cgbad
cgbad
cgbad
(Note 1)
⇐
⇐
⇐
⇐
⇐
⇐
! rx_even
! rx_even
! rx_even
PUDI([/|DV|/]
(signal_detect=OK+mr_loopback=TRUE)* *
PUDI([/COMMA/]
rx_even=FALSE+PUDI([/COMMA/]
PUDI([/|DV|/]
rx_even=FALSE+PUDI([/COMMA/]
TRUE
TRUE
TRUE
⇐
rx_even
SUDI
good_cgs
rx_even
SUDI
good_cgs
rx_even
SUDI
good_cgs
SYNC_ACQUIRED_2A
SYNC_ACQUIRED_3A
SYNC_ACQUIRED_4A
FAIL
PUDI([/|DV|/]
power_on=TRUE+mr_main_rest=TRUE +
(signal_detectCHANGE=TRUE +
mr_loopback=FALSE +PUDI)
⇐
⇐
⇐
⇐
⇐
⇐
! rx_even
! rx_even
! rx_even
2
3
good_cgs + 1
good_cgs + 1
good_cgs + 1
Chapter 1: Transceiver Architecture in Stratix IV Devices
cggood
cggood
PUDI(![/COMMA/]
*∉[/INVALID/]
PUDI(![/COMMA/]
*∉[/INVALID/]
SUDI
SYNC_ACQUIRED_1
*good_cgs = 3
*good_cgs = 3
rx_even
sync_status
⇐
cggood
cggood
cggood
! rx_even
⇐
cggood
OK
*good_cgs = 3
*good_cgs = 3
*good_cgs = 3
*good_cgs = 3
cggood
February 2011 Altera Corporation
Transceiver Block Architecture
Setting
3
4
4