Re: [Discuss-gnuradio] pad source&&Wifi physical layer input/output

[Bastian Bloessl]

On 2014-04-16 05:30, zhangwen wrote:
> Thank you nathan！
> I have found another flow graph to implement the whole process of Wifi
> which contains hier block.
> But I want to insert my own signal process block in pyhsical hier flow
> graph.
> Is there any way to use pyhsical hier flow graph only?

The hier flow graph has dummy inputs and outputs so you can not run it 
on its own. It is intended to be used by another flow graph. But you can 
change the hier flow graph according to your needs, build it, and then 
re-run the other flow graph that contains the hier block.

Best,
Bastian


> Best,
> Regards
>
> Owen Zhang
>
>  > -----原始邮件-----
>  > 发件人: "West, Nathan" <address@hidden
> <mailto:address@hidden>>
>  > 发送时间: 2014年4月16日 星期三
>  > 收件人: zhangwen <address@hidden <mailto:address@hidden>>
>  > 抄送:
>  > 主题: Re: [Discuss-gnuradio] pad source&&Wifi physical layer input/output
>  >
>  > On Tue, Apr 15, 2014 at 9:34 PM, zhangwen <address@hidden
> <mailto:address@hidden>> wrote:
>  > >
>  > > The GRC Program Picture in attachment.
>  > >
>  > > -----原始邮件-----
>  > > 发件人: zhangwen <address@hidden <mailto:address@hidden>>
>  > > 发送时间: 2014年4月16日 星期三
>  > > 收件人: "GnuRadio Receiver" <address@hidden
> <mailto:address@hidden>>
>  > > 抄送:
>  > > 主题: [Discuss-gnuradio] pad source&&Wifi physical layer input/output
>  > >
>  > >
>  > >
>  > > Hi,GR
>  > >
>  > > I run Bloessl's "802.11 OFDM physical layer" GRC program.
>  > > The input and output block are "Pad source" block.
>  > > What is the funcion of "Pad source",how to use "Pad source"?
>  > > If I want to use "File source" block to be the data input and output,how 
> can
>  > > I connect "File source" with the system?
>  > >
>  > >
>  > > Best,
>  > > Regards
>  > >
>  > > Owen Zhang
>  >
>  >
>  > What you're showing is an hier block, which will appear as a single
>  > block in GRC. The pad blocks are the inputs and outputs of the hier
>  > block. Basically you use this whole hier block as one block in another
>  > flow graph.
>  >
>  > Nathan
>
>
>
>
>
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--
Dipl.-Inform. Bastian Bloessl
Distributed Embedded Systems
University of Paderborn, Germany
http://www.ccs-labs.org/~bloessl/