Altera Triple Speed Ethernet MegaCore Function User Manual Page 103

  • Download
  • Add to my manuals
  • Print
  • Page
    / 223
  • Table of contents
  • BOOKMARKS
  • Rated. / 5. Based on customer reviews
Page view 102
DescriptionR/WRegister NameWord
Offset
The PCS function revision. Always set to the current version
of the MegaCore function.
ROrev0x11
21-bit auto-negotiation link timer. Set the link timer value
from 0 to 16 ms in 8 ns steps (125 MHz clock periods). The
reset value sets the link timer to 10 ms.
Bits 15:0 are written to word offset 0x12. Bit 0 of word
offset 0x12 is always set to 0, thus any value written to it
is ignored.
Bits 20:16 are written to word offset 0x13. The remaining
bits are reserved and always set to 0.
RW
link_timer
0x12
0x13
Interface mode. Use this register to specify the operating
mode of the PCS function; 1000BASE-X or SGMII.
RWif_mode0x14
Bit[0]Set this bit to 1 to disable PCS register read
timeout.
Bits[31:1]unused. Set to read-only value 0.
RWdisable_read_timeout0x15
Bit[0]PCS register read timeout indication. Valid only
when disable_read_timeout is set to 0. This bit is
cleared after it is read.
The PCS function sets this bit to 0 when the register read
ends normally; and sets this bit to 1 when the register
read ends with a timeout.
Bits[31:1]unused.
ROread_timeout0x16
Reserved0x17
0x1F
Control Register (Word Offset 0x00)
Table 6-13: PCS Control Register Bit Descriptions
DescriptionR/WNameBit(s)
Reserved0:4
Configuration Register Space
Altera Corporation
Send Feedback
UG-01008
Control Register (Word Offset 0x00)
6-20
2014.06.30
Page view 102
1 2 ... 98 99 100 101 102 103 104 105 106 107 108 ... 222 223

Comments to this Manuals

No comments