Dec Hex Oct Bin ASCII Description ------------------------------------------------------------- 0 0 0 0 NUL null 1 1 1 1 SOH start of header 2 2 2 10 STX start of text 3 3 3 11 ETX end of text 4 4 4 100 EOT end of transmission 5 5 5 101 ENQ enquire 6 6 6 110 ACK acknowledge 7 7 7 111 BEL bell 8 8 10 1000 BS backspace 9 9 11 1001 TAB horizontal tab 10 A 12 1010 LF linefeed 11 B 13 1011 VT vertical tab 12 C 14 1100 FF form feed 13 D 15 1101 CR carriage return 14 E 16 1110 SO shift out 15 F 17 1111 SI shift in 16 10 20 10000 DLE data link escape 17 11 21 10001 DC1 device control 1/Xon 18 12 22 10010 DC2 device control 2 19 13 23 10011 DC3 device control 3/Xoff 20 14 24 10100 DC4 device control 4 21 15 25 10101 NAK negative acknowledge 22 16 26 10110 SYN synchronous idle 23 17 27 10111 ETB end of transmission block 24 18 30 11000 CAN cancel 25 19 31 11001 EM end of medium 26 1A 32 11010 SUB end of file/ substitute 27 1B 33 11011 ESC escape 28 1C 34 11100 FS file separator 29 1D 35 11101 GS group separator 30 1E 36 11110 RS record separator 31 1F 37 11111 US unit separator 32 20 40 100000 space 33 21 41 100001 ! exclamation mark 34 22 42 100010 " double quote 35 23 43 100011 # number 36 24 44 100100 $ dollar 37 25 45 100101 % percent 38 26 46 100110 & ampersand 39 27 47 100111 ' single quote 40 28 50 101000 ( left parenthesis 41 29 51 101001 ) right parenthesis 42 2A 52 101010 * asterisk 43 2B 53 101011 + plus 44 2C 54 101100 , comma 45 2D 55 101101 - minus 46 2E 56 101110 . period 47 2F 57 101111 / slash 48 30 60 110000 0 zero 49 31 61 110001 1 one 50 32 62 110010 2 two 51 33 63 110011 3 three 52 34 64 110100 4 four 53 35 65 110101 5 five 54 36 66 110110 6 six 55 37 67 110111 7 seven 56 38 70 111000 8 eight 57 39 71 111001 9 nine 58 3A 72 111010 : colon 59 3B 73 111011 ; semicolon 60 3C 74 111100 < less than 61 3D 75 111101 = equality sign 62 3E 76 111110 > greater than 63 3F 77 111111 ? question mark 64 40 100 1000000 @ at sign 65 41 101 1000001 A 66 42 102 1000010 B 67 43 103 1000011 C 68 44 104 1000100 D 69 45 105 1000101 E 70 46 106 1000110 F 71 47 107 1000111 G 72 48 110 1001000 H 73 49 111 1001001 I 74 4A 112 1001010 J 75 4B 113 1001011 K 76 4C 114 1001100 L 77 4D 115 1001101 M 78 4E 116 1001110 N 79 4F 117 1001111 O 80 50 120 1010000 P 81 51 121 1010001 Q 82 52 122 1010010 R 83 53 123 1010011 S 84 54 124 1010100 T 85 55 125 1010101 U 86 56 126 1010110 V 87 57 127 1010111 W 88 58 130 1011000 X 89 59 131 1011001 Y 90 5A 132 1011010 Z 91 5B 133 1011011 [ left square bracket 92 5C 134 1011100 \ backslash 93 5D 135 1011101 ] right square bracket 94 5E 136 1011110 ^ caret / circumflex 95 5F 137 1011111 _ underscore 96 60 140 1100000 ` grave / accent 97 61 141 1100001 a 98 62 142 1100010 b 99 63 143 1100011 c 100 64 144 1100100 d 101 65 145 1100101 e 102 66 146 1100110 f 103 67 147 1100111 g 104 68 150 1101000 h 105 69 151 1101001 i 106 6A 152 1101010 j 107 6B 153 1101011 k 108 6C 154 1101100 l 109 6D 155 1101101 m 110 6E 156 1101110 n 111 6F 157 1101111 o 112 70 160 1110000 p 113 71 161 1110001 q 114 72 162 1110010 r 115 73 163 1110011 s 116 74 164 1110100 t 117 75 165 1110101 u 118 76 166 1110110 v 119 77 167 1110111 w 120 78 170 1111000 x 121 79 171 1111001 y 122 7A 172 1111010 z 123 7B 173 1111011 { left curly bracket 124 7C 174 1111100 | vertical bar 125 7D 175 1111101 } right curly bracket 126 7E 176 1111110 ~ tilde 127 7F 177 1111111 DEL delete .