add effect_controler file

effect_controler.v

@@ -0,0 +1,14 @@
+module effect_controler #( parameter
+    d_width = 24                // data width
+)(
+//    input clk,
+    input [d_width-1: 0] i_l_data,
+    input [d_width-1: 0] i_r_data,
+    output [d_width-1: 0] o_l_data,
+    output [d_width-1: 0] o_r_data
+);
+
+assign o_l_data = i_l_data;
+assign o_r_data = i_r_data;
+
+endmodule

top.v

@@ -36,6 +36,8 @@ wire word_select;
 wire reset_n;
 wire [d_width-1: 0] r_data_tx;
 wire [d_width-1: 0] l_data_tx;
+wire [d_width-1: 0] r_data_rx;
+wire [d_width-1: 0] l_data_rx;
 
 wire w_sd_tx;               //internal wire
 
@@ -61,8 +63,19 @@ i2s_transceiver  #(
     .sd_tx(w_sd_tx),        //serial data receive
     .l_data_tx(l_data_tx),  //left channel data to transmit
     .r_data_tx(r_data_tx),  //right channel data to transmit
-    .l_data_rx(l_data_tx),  //left channel data received
+    .l_data_rx(l_data_rx),  //left channel data received
-    .r_data_rx(r_data_tx)   //right channel data received
+    .r_data_rx(r_data_rx)   //right channel data received
+);
+
+//passing data to effect controler
+effect_controler #(
+    .d_width(d_width)                       //data width
+) effect_conroler (
+//  .clk(clk),
+    .i_l_data(l_data_rx),               //left channel data received         
+    .i_r_data(r_data_rx),               //right channel data received
+    .o_l_data(l_data_tx),               //left channel data to transmit
+    .o_r_data(r_data_tx)                //right channel data to transmit
 );
 
 //debounce reset button