diff options
| author | matt <matt@221aa14e-8319-0410-a670-987f0aec2ac5> | 2008-09-02 19:50:09 +0000 |
|---|---|---|
| committer | matt <matt@221aa14e-8319-0410-a670-987f0aec2ac5> | 2008-09-02 19:50:09 +0000 |
| commit | b5d45b36d47b198ff50289b5f292ff2e519dc7ad (patch) | |
| tree | 5609763a486eb219860f9621364658a717616b6e | |
| parent | 580a21ac5aa342b79b8d616117478196c5072e71 (diff) | |
Allows for changing the interpolation rate dynamically. Stop the pipeline, set the rate, restart the pipeline. Fixes bug #248.
git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@9485 221aa14e-8319-0410-a670-987f0aec2ac5
| -rwxr-xr-x | usrp/fpga/sdr_lib/cic_interp.v | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/usrp/fpga/sdr_lib/cic_interp.v b/usrp/fpga/sdr_lib/cic_interp.v index 732f82ce07..32d106861a 100755 --- a/usrp/fpga/sdr_lib/cic_interp.v +++ b/usrp/fpga/sdr_lib/cic_interp.v @@ -45,11 +45,12 @@ module cic_interp(clock,reset,enable,rate,strobe_in,strobe_out,signal_in,signal_ sign_extend #(bw,bw+maxbitgain) ext_input (.in(signal_in),.out(signal_in_ext)); - + + wire clear_me = reset | ~enable; //FIXME Note that this section has pipe and diff reversed // It still works, but is confusing always @(posedge clock) - if(reset) + if(clear_me) for(i=0;i<N;i=i+1) integrator[i] <= #1 0; else if (enable & strobe_out) @@ -61,7 +62,7 @@ module cic_interp(clock,reset,enable,rate,strobe_in,strobe_out,signal_in,signal_ end always @(posedge clock) - if(reset) + if(clear_me) begin for(i=0;i<N;i=i+1) begin |