Altera Low Latency Ethernet 10G MAC Uživatelský manuál Strana 66

  • Stažení
  • Přidat do mých příruček
  • Tisk
  • Strana
    / 109
  • Tabulka s obsahem
  • KNIHY
  • Hodnocené. / 5. Na základě hodnocení zákazníků
Zobrazit stránku 65
Word
Offset
Register Name Description Access HW Reset
Value
0x00A6 rx_crccheck_control CRC checking on receive.
Bit 0—always set this bit to 0.
Bit 1—CRC checking enable.
0: Ignores the CRC field.
1: Checks the CRC field and reports the
status to avalon_st_rx_error[1] and
avalon_st_rxstatus_error.
Bits 31:2—reserved.
Configure this register before you enable
the MAC IP core for operations.
RW
0x2
0x00A8 rx_custom_preamble_forward
(7)
Bit 0—configures the forwarding of the
custom preamble to the client.
0: Removes the custom preamble from
the RX frame.
1: Retains and forwards the custom
preamble to the client.
Bits 31:1—reserved.
Configure this register before you enable
the MAC IP core for operations.
RW 0x0
0x00AA rx_preamble_control
(7)
Bit 0—preamble passthrough enable on
receive.
0: Disables preamble passthrough. The
MAC IP core checks for START and
SFD during packet decapsulation
process.
1: Enables preamble passthrough. The
MAC IP core checks only for START
during packet decapsulation process.
Bits 31:1—reserved.
Configure this register before you enable
the MAC IP core for operations.
RW
0x0
(7)
This register is used only when you turn on the Enable preamble pass-through mode option. It is reserved
when not used.
4-14
RX Configuration and Status Registers
UG-01144
2014.12.15
Altera Corporation
Configuration Registers for LL Ethernet 10G MAC
Send Feedback
Zobrazit stránku 65
1 2 ... 61 62 63 64 65 66 67 68 69 70 71 ... 108 109

Komentáře k této Příručce

Žádné komentáře