• felink_v1_csr

FE-Link V1.0 CSR

FE-Link Wiki

FE-Link V2.0 CSR

• SDB Device ID 0x371a0421

address space: 0x00 - 0x7F

Registers

• 0x00, Control, R/W
  • [0] - reserved
  • [1] - local counters lock
  • [15:2] - reserved
• 0x01, Status, RO
  • [0] - PHY level sync accure
  • [1] - rx sync (remote device PHY level sync)
  • [2] - remote rx sync (remote device verified our PHY level sync)
  • [3] - softpll locked (only for time receiving side)
  • [4] - link ok
  • [14:5] - reserved
  • [15] - is master
• 0x02, RX Bitslide, RO
• 0x03, Remote Protocol Version, RO
  • [3:0] - minor version
  • [7:4] - major version
  • [15:8] - reserved
• 0x04, Remote ID, 64 bits, RO
  • [47:0] - Serial ID

  • [55:48] - Device ID

  • [63:56] - reserved
• 0x08, SYNC resend time, microseconds, 10000 µs by default, R/W
• 0x09, Timeout for time frame receiving, miliseconds, 3000 ms by default, R/W

• 0x0A, TAI nanoseconds, 32 bits, RO (only for time receiving side)

  • [0] - 0
  • [1] - time valid
  • [31:2] - nanoseconds

• 0x0C, TAI seconds, 64 bits, RO (only for time receiving side)

• 0x10, Current link state time, miliseconds, 32 bits, RO
• 0x14, RX code error counter, 32 bits, RO
• 0x16, RX CRC error counter, 32 bits, RO
• 0x18, Time frames sent counter, 32 bits, RO
• 0x1A, Trigger frames sent counter, 32 bits, RO
• 0x1C, Time frames received counter, 32 bits, RO
• 0x1E, Trigger frames received counter, 32 bits, RO
• 0x20, Unknown frames received counter, 32 bits, RO

SDB