output reg snd_data_r
        );
 
-       reg [7:0] nr50,nr51,nr52;
-       reg [3:0] pwmcnt;
-       reg [4:0] cntclk;
+       reg [7:0] nr50 = 8'h00, nr51 = 8'h00, nr52 = 8'hF0;
+       reg [3:0] pwmcnt = 4'b0000;
+       reg [4:0] cntclk = 5'b00000;
        reg [13:0] lenclk;
        wire [3:0] sndout1,sndout2,sndout3,sndout4;
        wire [3:0] right_snd =
                cntclk <= cntclk + 1;
                lenclk <= lenclk + 1;
                pwmcnt <= pwmcnt + 1; 
-               snd_data_l <= (pwmcnt <= left_snd) ? nr50[7] : 0;
-               snd_data_r <= (pwmcnt <= right_snd) ? nr50[3] : 0;
+               snd_data_l <= (pwmcnt <= left_snd) ? 1 : 0;
+               snd_data_r <= (pwmcnt <= right_snd) ? 1 : 0;
        end
 
        Sound1 s1(