module positional_encoding(
  input  logic [7:0] value,
  output logic [7:0] bits,
  output logic [3:0] hex_high,
  output logic [3:0] hex_low,
  output logic [8:0] weighted_sum
);
  assign bits = value;
  assign hex_high = value[7:4];
  assign hex_low = value[3:0];
  assign weighted_sum = {1'b0, value};
endmodule