# alternates between bars and spaces, always begins with bar # 0 for narrow, 1 for wide 0: 0000011 1: 0000110 2: 0001001 3: 1100000 4: 0010010 5: 1000010 6: 0100001 7: 0100100 8: 0110000 9: 1001000 -: 0001100 $: 0011000 :: 1000101 /: 1010001 .: 1010100 +: 0010101 A: 0011010 B: 0101001 C: 0001011 D: 0001110