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Johnathon Slightham
2024-06-26 11:36:49 -04:00
parent 81c99f0140
commit 229d52dc2b
3 changed files with 83 additions and 1 deletions
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Project1/hamming.v Normal file
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`timescale 1ns / 1ps
module hamming(
input [11:0] code,
output [7:0] data,
output [3:0] syndrome
);
reg [3:0] rec_check, calc_check;
reg [11:0] corrected_code;
always @* begin
rec_check = { code[7], code[3], code[1], code[0] };
calc_check[0] = code[2] ^ code[4] ^ code[6] ^ code[8] ^ code[10];
calc_check[1] = code[2] ^ code[5] ^ code[6] ^ code[9] ^ code[10];
calc_check[2] = code[4] ^ code[5] ^ code[6] ^ code[11];
calc_check[3] = code[8] ^ code[9] ^ code[10] ^ code[11];
end
always@* begin
corrected_code = code;
if (syndrome > 0)
corrected_code[syndrome - 1] = ~corrected_code[syndrome - 1];
end
assign syndrome = calc_check ^ rec_check;
assign data = { corrected_code[11], corrected_code[10], corrected_code[9], corrected_code[8],
corrected_code[6], corrected_code[5], corrected_code[4], corrected_code[2] };
endmodule

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Project1/hammingtb.v Normal file
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`timescale 1ns / 1ps
module hammingtb(
);
reg [11:0] code;
wire [7:0] data;
wire [3:0] syndrome;
hamming h1 (.code(code), .data(data), .syndrome(syndrome));
initial
begin
$monitor ($time, " ns code=%b, data=%b, syndrome=%b", code, data, syndrome);
code = 12'b0011_0100_1111;
#10 code = 12'b1011_0100_1111;
#10 code = 12'b0111_0100_1111;
#10 code = 12'b0001_0100_1111;
#10 code = 12'b0010_0100_1111;
#10 code = 12'b0011_1100_1111;
#10 code = 12'b0011_0000_1111;
#10 code = 12'b0011_0110_1111;
#10 code = 12'b0011_0101_1111;
#10 code = 12'b0011_0100_0111;
#10 code = 12'b0011_0100_1011;
#10 code = 12'b0011_0100_1101;
#10 code = 12'b0011_0100_1110;
#10 code = 12'b1111_0111_0111;
#10 code = 12'b1111_0111_0110;
#10 code = 12'b1111_0111_0101;
#10 code = 12'b1111_0111_0011;
#10 code = 12'b1111_0111_1111;
#10 code = 12'b1111_0110_0111;
#10 code = 12'b1111_0101_0111;
#10 code = 12'b1111_0011_0111;
#10 code = 12'b1111_1111_0111;
#10 code = 12'b1110_0111_0111;
#10 code = 12'b1101_0111_0111;
#10 code = 12'b1011_0111_0111;
#10 code = 12'b0111_0111_0111;
#10 code = 12'b0000_0000_0000;
#10 $finish;
end
endmodule