Squashed B200 FPGA Source. Code from Josh Blum, Ian Buckley, and Matt Ettus.

1 files changed, 69 insertions, 0 deletions

diff --git a/fpga/usrp3/lib/vita/float_to_iq_tb.v b/fpga/usrp3/lib/vita/float_to_iq_tb.v
new file mode 100644
index 000000000..847547e30
--- /dev/null
+++ b/fpga/usrp3/lib/vita/float_to_iq_tb.v
@@ -0,0 +1,69 @@
+module float_to_iq_tb();
+
+reg clk, reset;
+
+integer x,file;
+reg [31:0]  in;
+wire [15:0] out;
+
+initial clk = 0;
+
+always #10 clk = ~clk;
+
+initial $dumpfile("float_to_iq_tb.vcd");
+initial $dumpvars(0,float_to_iq_tb);
+
+initial 
+   begin
+
+      x <= 0;
+      reset <= 1;
+      in <= 0;
+      file = $fopen("float_to_iq_VER.txt");
+
+      repeat(65536) @(posedge clk);
+      reset <=0;
+      repeat(65536) @(posedge clk)
+         begin
+            in <= data[x];
+            x <= x+1;
+            $fdisplayh(file,out);
+         end
+         $fclose(file);
+         repeat(65536) @(posedge clk);
+         $finish;
+      end
+
+      float_to_iq #(.BITS_IN(32),.BITS_OUT(16))
+      dut 
+         (
+            .in(in), .out(out), .clk(clk), .reset(reset)
+         );
+//input
+         reg    [31:0] data [0:65535];
+         initial $readmemh("iq_to_float_output.txt",data);
+//golden output
+//
+/*
+         reg    [15:0] out_array [0:65535];
+         initial $readmemh("my_data.txt",out_array);
+         reg fail;
+         initial 
+            fail <= 0;
+//compare golden output with your output
+
+         always @(posedge clk) begin
+            if (out != out_array[index]) begin
+               $display("Line %d : Expected %x, got %x",index,out_array[index],out);
+            fail <= 1;
+         end
+      end
+*/
+         end
+
+
+
+
+
+         endmodule
+