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//-----------------------------------------------------
// Design Name : encoder_using_if
// File Name : encoder_using_if.v
// Function : Encoder using If
// Coder : Deepak Kumar Tala
//-----------------------------------------------------
module encoder_using_if(
binary_out , // 4 bit binary output
encoder_in , // 16-bit input
enable // Enable for the encoder
);
//-----------Output Ports---------------
output [3:0] binary_out ;
//-----------Input Ports---------------
input enable ;
input [15:0] encoder_in ;
//------------Internal Variables--------
reg [3:0] binary_out ;
//-------------Code Start-----------------
always @ (enable or encoder_in)
begin
binary_out = 0;
if (enable) begin
if (encoder_in == 16'h0002) begin
binary_out = 1;
end if (encoder_in == 16'h0004) begin
binary_out = 2;
end if (encoder_in == 16'h0008) begin
binary_out = 3;
end if (encoder_in == 16'h0010) begin
binary_out = 4;
end if (encoder_in == 16'h0020) begin
binary_out = 5;
end if (encoder_in == 16'h0040) begin
binary_out = 6;
end if (encoder_in == 16'h0080) begin
binary_out = 7;
end if (encoder_in == 16'h0100) begin
binary_out = 8;
end if (encoder_in == 16'h0200) begin
binary_out = 9;
end if (encoder_in == 16'h0400) begin
binary_out = 10;
end if (encoder_in == 16'h0800) begin
binary_out = 11;
end if (encoder_in == 16'h1000) begin
binary_out = 12;
end if (encoder_in == 16'h2000) begin
binary_out = 13;
end if (encoder_in == 16'h4000) begin
binary_out = 14;
end if (encoder_in == 16'h8000) begin
binary_out = 15;
end
end
end
endmodule
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