Bảng mã ASCII chuẩn có 128 kí tự, gồm các kí tự điều khiển (0 - 31 và 127), các ký tự in được như bảng chữ cái, các dấu (32 - 126). Bảng mã ASCII mở rộng có 255 kí tự gồm 128 ký tự của bảng mã ASCII chuẩn và các chữ có dấu, ký tự trang trí, v.v...
Ở đây giới thiệu bảng mã ASCII mở rộng. Các bảng ASCII mở rộng có thể khác nhau ở các chuẩn khác nhau. Bảng dưới đây tuân theo chuẩn ISO 8859-1, còn gọi là ISO Latin-1, các mã từ 129 - 159 các ký tự mở rộng Microsoft Windows Latin-1 (nguồn: www.ascii-code.com)
| Hệ 10 | Viết tắt | Mẫu in | Caret not. | Escape code | Tên |
|---|---|---|---|---|---|
| 0 | NUL | ␀ | ^@ | \0 | Null character |
| 1 | SOH | ␁ | ^A | Start of Header | |
| 2 | STX | ␂ | ^B | Start of Text | |
| 3 | ETX | ␃ | ^C | End of Text | |
| 4 | EOT | ␄ | ^D | End of Transmission | |
| 5 | ENQ | ␅ | ^E | Enquiry | |
| 6 | ACK | ␆ | ^F | Acknowledgment | |
| 7 | BEL | ␇ | ^G | \a | Bell |
| 8 | BS | ␈ | ^H | \b | Backspace |
| 9 | HT | ␉ | ^I | \t | Horizontal Tab |
| 10 | LF | ␊ | ^J | \n | Line feed |
| 11 | VT | ␋ | ^K | \v | Vertical Tab |
| 12 | FF | ␌ | ^L | \f | Form feed |
| 13 | CR | ␍ | ^M | \r | Carriage return |
| 14 | SO | ␎ | ^N | Shift Out | |
| 15 | SI | ␏ | ^O | Shift In | |
| 16 | DLE | ␐ | ^P | Data Link Escape | |
| 17 | DC1 | ␑ | ^Q | Device Control 1 (oft. XON) | |
| 18 | DC2 | ␒ | ^R | Device Control 2 | |
| 19 | DC3 | ␓ | ^S | Device Control 3 (oft. XOFF) | |
| 20 | DC4 | ␔ | ^T | Device Control 4 | |
| 21 | NAK | ␕ | ^U | Negative Acknowledgment | |
| 22 | SYN | ␖ | ^V | Synchronous idle | |
| 23 | ETB | ␗ | ^W | End of Transmission Block | |
| 24 | CAN | ␘ | ^X | Cancel | |
| 25 | EM | ␙ | ^Y | End of Medium | |
| 26 | SUB | ␚ | ^Z | Substitute | |
| 27 | ESC | ␛ | ^[ | \e | Escape |
| 28 | FS | ␜ | ^\ | File Separator | |
| 29 | GS | ␝ | ^] | Group Separator | |
| 30 | RS | ␞ | ^^ | Record Separator | |
| 31 | US | ␟ | ^_ | Unit Separator | |
| 32 | (space) | Space | |||
| 33 | ! | Exclamation mark | |||
| 34 | " | Double quotes | |||
| 35 | # | Number | |||
| 36 | $ | Dollar | |||
| 37 | % | Procenttecken | |||
| 38 | & | Ampersand | |||
| 39 | ' | Single quote | |||
| 40 | ( | Open bracket | |||
| 41 | ) | Close bracket | |||
| 42 | * | Asterisk | |||
| 43 | + | Plus | |||
| 44 | , | Comma | |||
| 45 | - | Hyphen | |||
| 46 | . | Period/Dot | |||
| 47 | / | Slash/Divide | |||
| 48 | 0 | Zero | |||
| 49 | 1 | One | |||
| 50 | 2 | Two | |||
| 51 | 3 | Three | |||
| 52 | 4 | Four | |||
| 53 | 5 | Five | |||
| 54 | 6 | Six | |||
| 55 | 7 | Seven | |||
| 56 | 8 | Eight | |||
| 57 | 9 | Nine | |||
| 58 | : | Colon | |||
| 59 | ; | Semicolon | |||
| 60 | < | Less than | |||
| 61 | = | Equals | |||
| 62 | > | Greater than | |||
| 63 | ? | Question mark | |||
| 64 | @ | At symbol | |||
| 65 | A | Uppercase A | |||
| 66 | B | Uppercase B | |||
| 67 | C | Uppercase C | |||
| 68 | D | Uppercase D | |||
| 69 | E | Uppercase E | |||
| 70 | F | Uppercase F | |||
| 71 | G | Uppercase G | |||
| 72 | H | Uppercase H | |||
| 73 | I | Uppercase I | |||
| 74 | J | Uppercase J | |||
| 75 | K | Uppercase K | |||
| 76 | L | Uppercase L | |||
| 77 | M | Uppercase M | |||
| 78 | N | Uppercase N | |||
| 79 | O | Uppercase O | |||
| 80 | P | Uppercase P | |||
| 81 | Q | Uppercase Q | |||
| 82 | R | Uppercase R | |||
| 83 | S | Uppercase S | |||
| 84 | T | Uppercase T | |||
| 85 | U | Uppercase U | |||
| 86 | V | Uppercase V | |||
| 87 | W | Uppercase W | |||
| 88 | X | Uppercase X | |||
| 89 | Y | Uppercase Y | |||
| 90 | Z | Uppercase Z | |||
| 91 | [ | Opening bracket | |||
| 92 | \ | Backslash | |||
| 93 | ] | Closing bracket | |||
| 94 | ^ | Caret - circumflex | |||
| 95 | _ | Underscore | |||
| 96 | ` | Grave accent | |||
| 97 | a | Lowercase a | |||
| 98 | b | Lowercase b | |||
| 99 | c | Lowercase c | |||
| 100 | d | Lowercase d | |||
| 101 | e | Lowercase e | |||
| 102 | f | Lowercase f | |||
| 103 | g | Lowercase g | |||
| 104 | h | Lowercase h | |||
| 105 | i | Lowercase i | |||
| 106 | j | Lowercase j | |||
| 107 | k | Lowercase k | |||
| 108 | l | Lowercase l | |||
| 109 | m | Lowercase m | |||
| 110 | n | Lowercase n | |||
| 111 | o | Lowercase o | |||
| 112 | p | Lowercase p | |||
| 113 | q | Lowercase q | |||
| 114 | r | Lowercase r | |||
| 115 | s | Lowercase s | |||
| 116 | t | Lowercase t | |||
| 117 | u | Lowercase u | |||
| 118 | v | Lowercase v | |||
| 119 | w | Lowercase w | |||
| 120 | x | Lowercase x | |||
| 121 | y | Lowercase y | |||
| 122 | z | Lowercase z | |||
| 123 | { | Opening brace | |||
| 124 | | | Vertical bar | |||
| 125 | } | Closing brace | |||
| 126 | ~ | Equivalency sign | |||
| 127 | DEL | ␡ | ^? | Delete | |
| 128 | € | Euro sign | |||
| 129 | |||||
| 130 | ‚ | Single low-9 quotation mark | |||
| 131 | ƒ | Latin small letter f with hook | |||
| 132 | „ | Double low-9 quotation mark | |||
| 133 | … | Horizontal ellipsis | |||
| 134 | † | Dagger | |||
| 135 | ‡ | Double dagger | |||
| 136 | ˆ | Modifier letter circumflex accent | |||
| 137 | ‰ | Per mille sign | |||
| 138 | | Latin capital letter S with caron | |||
| 139 | ‹ | Single left-pointing angle quotation | |||
| 140 | Œ | Latin capital ligature OE | |||
| 141 | |||||
| 142 | | Latin captial letter Z with caron | |||
| 143 | |||||
| 144 | |||||
| 145 | ‘ | Left single quotation mark | |||
| 146 | ’ | Right single quotation mark | |||
| 147 | “ | Left double quotation mark | |||
| 148 | ” | Right double quotation mark | |||
| 149 | • | Bullet | |||
| 150 | – | En dash | |||
| 151 | — | Em dash | |||
| 152 | ˜ | Small tilde | |||
| 153 | ™ | Trade mark sign | |||
| 154 | | Latin small letter S with caron | |||
| 155 | › | Single right-pointing angle quotation mark | |||
| 156 | œ | Latin small ligature oe | |||
| 157 | |||||
| 158 | ž | Latin small letter z with caron | |||
| 159 | Ÿ | Latin capital letter Y with diaeresis | |||
| 160 | Non-breaking space | ||||
| 161 | ¡ | Inverted exclamation mark | |||
| 162 | ¢ | Cent sign | |||
| 163 | £ | Pound sign | |||
| 164 | ¤ | Currency sign | |||
| 165 | ¥ | Yen sign | |||
| 166 | ¦ | Pipe/Broken vertical bar | |||
| 167 | § | Section sign | |||
| 168 | ¨ | Spacing diaeresis - umlaut | |||
| 169 | © | Copyright sign | |||
| 170 | ª | Feminine ordinal indicator | |||
| 171 | « | Left double angle quotes | |||
| 172 | ¬ | Not sign | |||
| 173 | Soft hyphen | ||||
| 174 | ® | Registered trade mark sign | |||
| 175 | ¯ | Spacing macron - overline | |||
| 176 | ° | Degree sign | |||
| 177 | ± | Plus-or-minus sign | |||
| 178 | ² | Superscript two - squared | |||
| 179 | ³ | Superscript three - cubed | |||
| 180 | ´ | Acute accent - spacing acute | |||
| 181 | µ | Micro sign | |||
| 182 | ¶ | Pilcrow sign - paragraph sign | |||
| 183 | · | Middle dot - Georgian comma | |||
| 184 | ¸ | Spacing cedilla | |||
| 185 | ¹ | Superscript one | |||
| 186 | º | Masculine ordinal indicator | |||
| 187 | » | Right double angle quotes | |||
| 188 | ¼ | Fraction one quarter | |||
| 189 | ½ | Fraction one half | |||
| 190 | ¾ | Fraction three quarters | |||
| 191 | ¿ | Inverted question mark | |||
| 192 | À | Latin capital letter A with grave | |||
| 193 | Á | Latin capital letter A with acute | |||
| 194 | Â | Latin capital letter A with circumflex | |||
| 195 | Ã | Latin capital letter A with tilde | |||
| 196 | Ä | Latin capital letter A with diaeresis | |||
| 197 | Å | Latin capital letter A with ring above | |||
| 198 | Æ | Latin capital letter AE | |||
| 199 | Ç | Latin capital letter C with cedilla | |||
| 200 | È | Latin capital letter E with grave | |||
| 201 | É | Latin capital letter E with acute | |||
| 202 | Ê | Latin capital letter E with circumflex | |||
| 203 | Ë | Latin capital letter E with diaeresis | |||
| 204 | Ì | Latin capital letter I with grave | |||
| 205 | Í | Latin capital letter I with acute | |||
| 206 | Î | Latin capital letter I with circumflex | |||
| 207 | Ï | Latin capital letter I with diaeresis | |||
| 208 | Đ | Latin capital letter ETH | |||
| 209 | Ñ | Latin capital letter N with tilde | |||
| 210 | Ò | Latin capital letter O with grave | |||
| 211 | Ó | Latin capital letter O with acute | |||
| 212 | Ô | Latin capital letter O with circumflex | |||
| 213 | Õ | Latin capital letter O with tilde | |||
| 214 | Ö | Latin capital letter O with diaeresis | |||
| 215 | × | Multiplication sign | |||
| 216 | Ø | Latin capital letter O with slash | |||
| 217 | Ù | Latin capital letter U with grave | |||
| 218 | Ú | Latin capital letter U with acute | |||
| 219 | Û | Latin capital letter U with circumflex | |||
| 220 | Ü | Latin capital letter U with diaeresis | |||
| 221 | Ý | Latin capital letter Y with acute | |||
| 222 | Þ | Latin capital letter THORN | |||
| 223 | ß | Latin small letter sharp s - ess-zed | |||
| 224 | à | Latin small letter a with grave | |||
| 225 | á | Latin small letter a with acute | |||
| 226 | â | Latin small letter a with circumflex | |||
| 227 | ã | Latin small letter a with tilde | |||
| 228 | ä | Latin small letter a with diaeresis | |||
| 229 | å | Latin small letter a with ring above | |||
| 230 | æ | Latin small letter ae | |||
| 231 | ç | Latin small letter c with cedilla | |||
| 232 | è | Latin small letter e with grave | |||
| 233 | é | Latin small letter e with acute | |||
| 234 | ê | Latin small letter e with circumflex | |||
| 235 | ë | Latin small letter e with diaeresis | |||
| 236 | ì | Latin small letter i with grave | |||
| 237 | í | Latin small letter i with acute | |||
| 238 | î | Latin small letter i with circumflex | |||
| 239 | ï | Latin small letter i with diaeresis | |||
| 240 | ð | Latin small letter eth | |||
| 241 | ñ | Latin small letter n with tilde | |||
| 242 | ò | Latin small letter o with grave | |||
| 243 | ó | Latin small letter o with acute | |||
| 244 | ô | Latin small letter o with circumflex | |||
| 245 | õ | Latin small letter o with tilde | |||
| 246 | ö | Latin small letter o with diaeresis | |||
| 247 | ÷ | Division sign | |||
| 248 | ø | Latin small letter o with slash | |||
| 249 | ù | Latin small letter u with grave | |||
| 250 | ú | Latin small letter u with acute | |||
| 251 | û | Latin small letter u with circumflex | |||
| 252 | ü | Latin small letter u with diaeresis | |||
| 253 | ý | Latin small letter y with acute | |||
| 254 | þ | Latin small letter thorn | |||
| 255 | ÿ | Latin small letter y with diaeresis |
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