Oct Dec Hex Control-key Control Action NUL 0 0 0 ^@ Null character SOH 1 1 1 ^A Start of heading, = console interrupt STX 2 2 2 ^B Start of text, maintenance mode on HP console ETX 3 3 3 ^C End of text EOT 4 4 4 ^D End of transmission, not the same as ETB ENQ 5 5 5 ^E Enquiry, goes with ACK; old HP flow control ACK 6 6 6 ^F Acknowledge, clears ENQ logon hang BEL 7 7 7 ^G Bell, rings the bell BS 10 8 8 ^H Backspace, works on HP terminals/computers HT 11 9 9 ^I Horizontal tab, move to next tab stop LF 12 10 a ^J Line Feed VT 13 11 b ^K Vertical tab FF 14 12 c ^L Form Feed, page eject CR 15 13 d ^M Carriage Return SO 16 14 e ^N Shift Out, alternate character set SI 17 15 f ^O Shift In, resume default character set DLE 20 16 10 ^P Data link escape DC1 21 17 11 ^Q XON, with XOFF to pause listings; "okay to send" DC2 22 18 12 ^R Device control 2, block-mode flow control DC3 23 19 13 ^S XOFF, with XON is TERM=18 flow control DC4 24 20 14 ^T Device control 4 NAK 25 21 15 ^U Negative acknowledge SYN 26 22 16 ^V Synchronous idle ETB 27 23 17 ^W End transmission block, not the same as EOT CAN 30 24 18 ^X Cancel line, MPE echoes !!! EM 31 25 19 ^Y End of medium, Control-Y interrupt SUB 32 26 1a ^Z Substitute ESC 33 27 1b ^[ Escape, next character is not echoed FS 34 28 1c ^\ File separator GS 35 29 1d ^] Group separator RS 36 30 1e ^^ Record separator, block-mode terminator US 37 31 1f ^_ Unit separator Printing Characters Char Octal Dec Hex Description SP 40 32 20 Space ! 41 33 21 Exclamation mark " 42 34 22 Quotation mark (&quot; in HTML) # 43 35 23 Cross hatch (number sign) $ 44 36 24 Dollar sign % 45 37 25 Percent sign & 46 38 26 Ampersand ' 47 39 27 Closing single quote (apostrophe) ( 50 40 28 Opening parentheses ) 51 41 29 Closing parentheses * 52 42 2a Asterisk (star, multiply) + 53 43 2b Plus , 54 44 2c Comma - 55 45 2d Hypen, dash, minus . 56 46 2e Period / 57 47 2f Slant (forward slash, divide) 0 60 48 30 Zero 1 61 49 31 One 2 62 50 32 Two 3 63 51 33 Three 4 64 52 34 Four 5 65 53 35 Five 6 66 54 36 Six 7 67 55 37 Seven 8 70 56 38 Eight 9 71 57 39 Nine : 72 58 3a Colon ; 73 59 3b Semicolon < 74 60 3c Less than sign (&lt; in HTML) = 75 61 3d Equals sign > 76 62 3e Greater than sign (&gt; in HTML) ? 77 63 3f Question mark @ 100 64 40 At-sign A 101 65 41 Uppercase A B 102 66 42 Uppercase B C 103 67 43 Uppercase C D 104 68 44 Uppercase D E 105 69 45 Uppercase E F 106 70 46 Uppercase F G 107 71 47 Uppercase G H 110 72 48 Uppercase H I 111 73 49 Uppercase I J 112 74 4a Uppercase J K 113 75 4b Uppercase K L 114 76 4c Uppercase L M 115 77 4d Uppercase M N 116 78 4e Uppercase N O 117 79 4f Uppercase O P 120 80 50 Uppercase P Q 121 81 51 Uppercase Q R 122 82 52 Uppercase R S 123 83 53 Uppercase S T 124 84 54 Uppercase T U 125 85 55 Uppercase U V 126 86 56 Uppercase V W 127 87 57 Uppercase W X 130 88 58 Uppercase X Y 131 89 59 Uppercase Y Z 132 90 5a Uppercase Z [ 133 91 5b Opening square bracket \ 134 92 5c Reverse slant (Backslash) ] 135 93 5d Closing square bracket ^ 136 94 5e Caret (Circumflex) _ 137 95 5f Underscore ` 140 96 60 Opening single quote a 141 97 61 Lowercase a b 142 98 62 Lowercase b c 143 99 63 Lowercase c d 144 100 64 Lowercase d e 145 101 65 Lowercase e f 146 102 66 Lowercase f g 147 103 67 Lowercase g h 150 104 68 Lowercase h i 151 105 69 Lowercase i j 152 106 6a Lowercase j k 153 107 6b Lowercase k l 154 108 6c Lowercase l m 155 109 6d Lowercase m n 156 110 6e Lowercase n o 157 111 6f Lowercase o p 160 112 70 Lowercase p q 161 113 71 Lowercase q r 162 114 72 Lowercase r s 163 115 73 Lowercase s t 164 116 74 Lowercase t u 165 117 75 Lowercase u v 166 118 76 Lowercase v w 167 119 77 Lowercase w x 170 120 78 Lowercase x y 171 121 79 Lowercase y z 172 122 7a Lowercase z { 173 123 7b Opening curly brace | 174 124 7c Vertical line } 175 125 7d Closing curly brace ~ 176 126 7e Tilde (approximate) DEL 177 127 7f Delete (rubout), cross-hatch box