LIGO Document T2000406-v4

Software Interface to the PCIe Timing Board

Document #:
LIGO-T2000406-v4
Document type:
T - Technical notes
Other Versions:
LIGO-T2000406-v6
19 Dec 2023, 10:25
LIGO-T2000406-v5
27 Jul 2023, 09:03
LIGO-T2000406-v3
20 Sep 2021, 08:34
LIGO-T2000406-v2
28 Jun 2021, 14:28
LIGO-T2000406-v1
11 Aug 2020, 14:33
Abstract:
Documents the software interface through the PCI Express bus to access the PCIe timing board.
Files in Document:
Other Files:
Notes and Changes:
New features:
- Added DuoTone correction, so zero crossing is at 1PPS sharp.
- Firmware revision has been set to 2.
- New register 0x013C for DT shift.
- Also reflected at offset 0x1134 of timing diagnostics info.


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