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?
Best, Regards Owen Zhang > -----原始邮件----- > 发件人: "West, Nathan" <n...@ostatemail.okstate.edu> > 发送时间: 2014年4月16日 星期三 > 收件人: zhangwen <zhangw...@ciotc.org> > 抄送: > 主题: Re: [Discuss-gnuradio] pad source&&Wifi physical layer input/output > > On Tue, Apr 15, 2014 at 9:34 PM, zhangwen <zhangw...@ciotc.org> wrote: > > > > The GRC Program Picture in attachment. > > > > -----原始邮件----- > > 发件人: zhangwen <zhangw...@ciotc.org> > > 发送时间: 2014年4月16日 星期三 > > 收件人: "GnuRadio Receiver" <discuss-gnuradio@gnu.org> > > 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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