Re: [Discuss-gnuradio] Dynamically changing parameters of a block

2008-10-02 Thread kaleem ahmad
Any suggestions!! kaleem ahmad wrote: > > Hi Eric, > > Two nodes, each consists of one USRP and an RFX2400, are involved, one as > a Master(Transmit ... receive echoed version...Transmit new packet and so > on) and the other USRP is Slave (Receive...echo back the received packet). > I

Re: [Discuss-gnuradio] Dynamically changing parameters of a block

2008-10-01 Thread kaleem ahmad
Hi Eric, Two nodes, each consists of one USRP and an RFX2400, are involved, one as a Master(Transmit ... receive echoed version...Transmit new packet and so on) and the other USRP is Slave (Receive...echo back the received packet). I am creating 1 usrp source (for transmitting) and 1 usrp sink (f

Re: [Discuss-gnuradio] Dynamically changing parameters of a block

2008-09-30 Thread Eric Blossom
On Tue, Sep 30, 2008 at 02:09:47AM -0700, kaleem ahmad wrote: > > Any suggestions!!! How many usrps are involved in this? How many usrp sinks and sources are you creating? You should be creating 1 each for each USRP and keep them open the entire time. Eric > kaleem ahmad wrote: >

Re: [Discuss-gnuradio] Dynamically changing parameters of a block

2008-09-30 Thread kaleem ahmad
Any suggestions!!! kaleem ahmad wrote: > > Hi Eric and others, > > I also have a similar problem, but it is not limited to 'gain control', > Actually I want to implement an echo back or ping pong transmission > system. > > First I implemented two separate transmitt and receive flo

Re: [Discuss-gnuradio] Dynamically changing parameters of a block

2008-09-29 Thread kaleem ahmad
Hi Eric and others, I also have a similar problem, but it is not limited to 'gain control', Actually I want to implement an echo back or ping pong transmission system. First I implemented two separate transmitt and receive flow graphs in two separate transmit(), and receive() functions as mentio

Re: [Discuss-gnuradio] Dynamically changing parameters of a block

2008-09-27 Thread Eric Blossom
On Fri, Sep 26, 2008 at 06:40:29PM -0700, Karthik Vijayraghavan wrote: > Suppose I have myblock = gr.multiply_const_ff(var_value) sitting > somewhere in my flowgraph. I want the user to be able to change the > value of var_value by using a slider. I know how to make a slider, but > I am not able to

Re: [Discuss-gnuradio] Dynamically changing parameters of a block

2008-09-26 Thread Josh Blum
http://gnuradio.org/doc/doxygen/classgr__multiply__const__ff.html The block has a method called set_k just do my_block.set_k(new_constant) -Josh Karthik Vijayraghavan wrote: Suppose I have myblock = gr.multiply_const_ff(var_value) sitting somewhere in my flowgraph. I want the user to be able

[Discuss-gnuradio] Dynamically changing parameters of a block

2008-09-26 Thread Karthik Vijayraghavan
Suppose I have myblock = gr.multiply_const_ff(var_value) sitting somewhere in my flowgraph. I want the user to be able to change the value of var_value by using a slider. I know how to make a slider, but I am not able to find information on how to dynamically change the block at runtime. One option