2bit_to_8LED

gistfile1.v

module led8( select, d );

input[2:0] select;
output[7:0] d;

wire[2:0] select;
reg[7:0] d;

always @( select or d )
begin
   d = 8'b00000000;   //全部關掉後再開啟單顆
   case( select )
       0 : d[0] = 1;
       1 : d[1] = 1;
       2 : d[2] = 1;
       3 : d[3] = 1;
       4 : d[4] = 1;
       5 : d[5] = 1;
       6 : d[6] = 1;
       7 : d[7] = 1;
   endcase
end

endmodule