dsp_engine: new way of doing DSP operations on VITA packets. Example does 16 to 8 bit conversion

1 files changed, 11 insertions, 3 deletions

diff --git a/usrp2/sdr_lib/clip_reg.v b/usrp2/sdr_lib/clip_reg.v
index d5e98d982..9098fd5b8 100644
--- a/usrp2/sdr_lib/clip_reg.v
+++ b/usrp2/sdr_lib/clip_reg.v
@@ -23,16 +23,24 @@
 
 module clip_reg
   #(parameter bits_in=0,
-    parameter bits_out=0)
+    parameter bits_out=0,
+    parameter STROBED=1'b0)
     (input clk,
      input [bits_in-1:0] in,
-     output reg [bits_out-1:0] out);
+     output reg [bits_out-1:0] out,
+     input strobe_in,
+     output reg strobe_out);
    
    wire [bits_out-1:0] temp;
 
    clip #(.bits_in(bits_in),.bits_out(bits_out)) clip (.in(in),.out(temp));
+
+   always @(posedge clk)
+     strobe_out <= strobe_in;
+   
    always @(posedge clk)
-     out <= temp;
+     if(strobe_in | ~STROBED)
+       out <= temp;
    
 endmodule // clip_reg