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Re: [Discuss-gnuradio] Reg:Tags_demo.cc example

From: Josh Blum
Subject: Re: [Discuss-gnuradio] Reg:Tags_demo.cc example
Date: Tue, 12 Mar 2013 13:14:11 -0500
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130221 Thunderbird/17.0.3

On 03/11/2013 09:52 PM, john jade wrote:
> Hi,
> 1. What is get_full_seconds and get_frac_seconds printing?

Its probably the receive timestamp, its the time stamp from this object:


> 2.Can we get upto precision of nano seconds using the above methods and
> please tell me how to do it.

The fractional seconds are stored as double precision floating point.
This gives the fractional seconds enough precision to unambiguously
specify a clock-tick/sample-count up to rates of several petahertz.


> In the frac seconds i am getting 0.xxxxxx(only 6 digits after point-micro
> seconds)
> Thanks
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