Changes between Version 3 and Version 4 of Old/Documentation/OTG/FuncSpec/TimingControl


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Timestamp:
Sep 30, 2005, 4:23:49 PM (19 years ago)
Author:
zhibinwu
Comment:

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  • Old/Documentation/OTG/FuncSpec/TimingControl

    v3 v4  
    2121== How to get Absolute time ==
    2222
    23 When the UnixTime object is constructed, it will get system time and set the reference point to the 12am of "today".
    24 Therfore, packet tx_timestamp and rx_timestamp are reporting the milliseconds passed since the 12am of the experiment day.
     23When the !UnixTime object is constructed, it will get system time and set the reference point to the 12am of ''today''.
     24Therfore, packet tx_timestamp and rx_timestamp are reporting the milliseconds passed since the 12am of the experiment day by OTG and OTR indepdently.
    2525As long as the nodes are NTP synced, the comparison of stamps to calculate delay would be no problem.
    2626