major update to lcmv, to fit hop control

1. 调零算法部分增加调零控制模块,用于各模块互联和状态控制以及数据存储,增加LCMV和DAS选通; 2. Cordic 旋转输入改为保留两个符号位,避免溢出; 3. LCMV快拍数修改为2048; 4. 修改功率计算模块,适配较小数据位宽; 5. 修改在线捕获校准程序自动校准部分VIO初值; 6. 地检新射频发端增加自动频点切换

modules/xc7k410tffg900-2/var_cal/testbenches/tb_var_cal.v

@@ -22,7 +22,10 @@
 
 module tb_var_cal;
 
+localparam DATA_I_WIDTH = 30;
+
 reg clk = 1'b1;
+reg clk_init = 1'b1;
 reg rst = 1'b1;
 
 reg cal_start = 1'b0;
@@ -30,13 +33,22 @@ reg cal_auto_en = 1'b0;
 wire cal_busy;
 
 reg din_valid = 1'b0;
-reg [29:0] din_real = 'b0;
-reg [29:0] din_imag = 'b0;
+reg [29:0] din_file_real = 'b0;
+reg [29:0] din_file_imag = 'b0;
+wire [DATA_I_WIDTH-1:0] din_real;
+wire [DATA_I_WIDTH-1:0] din_imag;
+
+assign din_real = din_file_real[29 -: DATA_I_WIDTH];
+assign din_imag = din_file_imag[29 -: DATA_I_WIDTH];
 
 wire var_valid;
 wire [31:0] var;
 
-var_cal u_var_cal
+var_cal #(
+    .ACCUM_NUM      (16384          ),
+    .DATA_I_WIDTH   (DATA_I_WIDTH   ),
+    .DATA_O_WIDTH   (32             )
+) u_var_cal
 (
     .clk        (clk        ),
     .rst        (rst        ),
@@ -67,12 +79,16 @@ initial begin
     r_file = $fopen("./../../../../../testbenches/singletone.csv","r");
     for (i = 0; i <= 32768; i = i + 1) begin
         @(posedge clk)
-        $fscanf(r_file,"%d,%d",din_real,din_imag);
+        $fscanf(r_file,"%d,%d",din_file_real,din_file_imag);
     end
     $fclose(r_file);
     $stop;
 end
 
-always #10 clk = ~clk;
+always #10 clk_init = ~clk_init;
+
+always @(posedge clk_init) begin
+    clk <= ~clk;
+end
 
 endmodule