英語 English：ASCII
日語 Japanese：アスキー (あすきー)
類義 Synonym：7-bit ASCII US-ASCII ISO 646 IEC 646 American Standard Code for Information Interchange
教材 Learning materials：
ASCII 7-bit Classic Character Set 127+ PDF Worksheet Download
ASCII 7-bit ASCII En+Ja+Ko+Zh PDF Worksheet Download
| Binary | Dec | ASCII | Name (1967) |
|---|---|---|---|
| 0b0000000 | 0 | NUL | Null |
| 0b0000001 | 1 | SOH | Start of Heading |
| 0b0000010 | 2 | STX | Start of Text |
| 0b0000011 | 3 | ETX | End of Text |
| 0b0000100 | 4 | EOT | End of Transmission |
| 0b0000101 | 5 | ENQ | Enquiry |
| 0b0000110 | 6 | ACK | Acknowledgement |
| 0b0000111 | 7 | BEL | Bell |
| 0b0001000 | 8 | BS | Backspace |
| 0b0001001 | 9 | HT | Horizontal Tab |
| 0b0001010 | 10 | LF | Line Feed |
| 0b0001011 | 11 | VT | Vertical Tab |
| 0b0001100 | 12 | FF | Form Feed |
| 0b0001101 | 13 | CR | Carriage Return |
| 0b0001110 | 14 | SO | Shift Out |
| 0b0001111 | 15 | SI | Shift In |
| 0b0010000 | 16 | DLE | Data Link Escape |
| 0b0010001 | 17 | DC1 | Device Control 1 (often XON) |
| 0b0010010 | 18 | DC2 | Device Control 2 |
| 0b0010011 | 19 | DC3 | Device Control 3 (often XOFF) |
| 0b0010100 | 20 | DC4 | Device Control 4 |
| 0b0010101 | 21 | NAK | Negative Acknowledgement |
| 0b0010110 | 22 | SYN | Synchronous Idle |
| 0b0010111 | 23 | ETB | End of Transmission Block |
| 0b0011000 | 24 | CAN | Cancel |
| 0b0011001 | 25 | EM | End of Medium |
| 0b0011010 | 26 | SUB | Substitute |
| 0b0011011 | 27 | ESC | Escape |
| 0b0011100 | 28 | FS | File Separator |
| 0b0011101 | 29 | GS | Group Separator |
| 0b0011110 | 30 | RS | Record Separator |
| 0b0011111 | 31 | US | Unit Separator |
| 0b0100000 | 32 | space | Space |
| 0b0100001 | 33 | ! | Exclamation mark |
| 0b0100010 | 34 | " | Double quotes |
| 0b0100011 | 35 | # | Sharp mark |
| 0b0100100 | 36 | $ | Dollar mark |
| 0b0100101 | 37 | % | Percent mark |
| 0b0100110 | 38 | & | Ampersand |
| 0b0100111 | 39 | ' | Single quote |
| 0b0101000 | 40 | ( | Left round bracket |
| 0b0101001 | 41 | ) | Right round bracket |
| 0b0101010 | 42 | * | Asterisk |
| 0b0101011 | 43 | + | Plus mark |
| 0b0101100 | 44 | , | Comma |
| 0b0101101 | 45 | - | Hyphen |
| 0b0101110 | 46 | . | Full stop |
| 0b0101111 | 47 | / | Slash |
| 0b0110000 | 48 | 0 | Zero |
| 0b0110001 | 49 | 1 | One |
| 0b0110010 | 50 | 2 | Two |
| 0b0110011 | 51 | 3 | Three |
| 0b0110100 | 52 | 4 | Four |
| 0b0110101 | 53 | 5 | Five |
| 0b0110110 | 54 | 6 | Six |
| 0b0110111 | 55 | 7 | Seven |
| 0b0111000 | 56 | 8 | Eight |
| 0b0111001 | 57 | 9 | Nine |
| 0b0111010 | 58 | : | Colon |
| 0b0111011 | 59 | ; | Semicolon |
| 0b0111100 | 60 | < | Left angle bracket |
| 0b0111101 | 61 | = | Equal mark |
| 0b0111110 | 62 | > | Right angle bracket |
| 0b0111111 | 63 | ? | Question mark |
| 0b1000000 | 64 | @ | At mark |
| 0b1000001 | 65 | A | A |
| 0b1000010 | 66 | B | B |
| 0b1000011 | 67 | C | C |
| 0b1000100 | 68 | D | D |
| 0b1000101 | 69 | E | E |
| 0b1000110 | 70 | F | F |
| 0b1000111 | 71 | G | G |
| 0b1001000 | 72 | H | H |
| 0b1001001 | 73 | I | I |
| 0b1001010 | 74 | J | J |
| 0b1001011 | 75 | K | K |
| 0b1001100 | 76 | L | L |
| 0b1001101 | 77 | M | M |
| 0b1001110 | 78 | N | N |
| 0b1001111 | 79 | O | O |
| 0b1010000 | 80 | P | P |
| 0b1010001 | 81 | Q | Q |
| 0b1010010 | 82 | R | R |
| 0b1010011 | 83 | S | S |
| 0b1010100 | 84 | T | T |
| 0b1010101 | 85 | U | U |
| 0b1010110 | 86 | V | V |
| 0b1010111 | 87 | W | W |
| 0b1011000 | 88 | X | X |
| 0b1011001 | 89 | Y | Y |
| 0b1011010 | 90 | Z | Z |
| 0b1011011 | 91 | [ | Left square bracket |
| 0b1011100 | 92 | \ | Backslash |
| 0b1011101 | 93 | ] | Right square bracket |
| 0b1011110 | 94 | ^ | Caret |
| 0b1011111 | 95 | _ | Underscore |
| 0b1100000 | 96 | ` | Backtick |
| 0b1100001 | 97 | a | a |
| 0b1100010 | 98 | b | b |
| 0b1100011 | 99 | c | c |
| 0b1100100 | 100 | d | d |
| 0b1100101 | 101 | e | e |
| 0b1100110 | 102 | f | f |
| 0b1100111 | 103 | g | g |
| 0b1101000 | 104 | h | h |
| 0b1101001 | 105 | i | i |
| 0b1101010 | 106 | j | j |
| 0b1101011 | 107 | k | k |
| 0b1101100 | 108 | l | l |
| 0b1101101 | 109 | m | m |
| 0b1101110 | 110 | n | n |
| 0b1101111 | 111 | o | o |
| 0b1110000 | 112 | p | p |
| 0b1110001 | 113 | q | q |
| 0b1110010 | 114 | r | r |
| 0b1110011 | 115 | s | s |
| 0b1110100 | 116 | t | t |
| 0b1110101 | 117 | u | u |
| 0b1110110 | 118 | v | v |
| 0b1110111 | 119 | w | w |
| 0b1111000 | 120 | x | x |
| 0b1111001 | 121 | y | y |
| 0b1111010 | 122 | z | z |
| 0b1111011 | 123 | { | Left curly bracket |
| 0b1111100 | 124 | | | Vertical line |
| 0b1111101 | 125 | } | Right curly bracket |
| 0b1111110 | 126 | ~ | Tilde |
| 0b1111111 | 127 | DEL | Delete |
ASCII, or the 7-bit ASCII code, is one of the major character sets in computer science. Ascii defines Latin letters (alphabet), numbers, and punctuation marks. ANSI, was widely used in the 1980s as the character set for the Windows OS. The Windows Notepad also adopted ANSI.