= FE-Link V1.0 CSR =

[[https://afi-project.jinr.ru/projects/fe-link/wiki/Wiki|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] - [[DeviceId|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

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[[CategorySDB|SDB]]