This chart contains the first 128 ASCII codes in decimal, binary, hexadecimal and character.
Decimal | Binary | Hex | Character | Description |
---|---|---|---|---|
0 | 0000 0000 | 00 | NUL | |
1 | 0000 0001 | 01 | SOH | start of header |
2 | 0000 0010 | 02 | STX | start of text |
3 | 0000 0011 | 03 | ETX | end of text |
4 | 0000 0100 | 04 | EOT | end of transmission |
5 | 0000 0101 | 05 | ENQ | enquiry |
6 | 0000 0110 | 06 | ACK | acknowledge |
7 | 0000 0111 | 07 | BEL | bell |
8 | 0000 1000 | 08 | BS | backspace |
9 | 0000 1001 | 09 | HT | horizontal tab |
10 | 0000 1010 | 0A | LF | line feed |
11 | 0000 1011 | 0B | VT | vertical tab |
12 | 0000 1100 | 0C | FF | form feed |
13 | 0000 1101 | 0D | CR | carriage return |
14 | 0000 1110 | 0E | SO | shift out |
15 | 0000 1111 | 0F | SI | shift in |
16 | 0001 0000 | 10 | DLE | data link escape |
17 | 0001 0001 | 11 | DC1 | no assignment, but usually XON |
18 | 0001 0010 | 12 | DC2 | |
19 | 0001 0011 | 13 | DC3 | no assignment, but usually XOFF |
20 | 0001 0100 | 14 | DC4 | |
21 | 0001 0101 | 15 | NAK | negative acknowledge |
22 | 0001 0110 | 16 | SYN | synchronous idle |
23 | 0001 0111 | 17 | ETB | end of transmission block |
24 | 0001 1000 | 18 | CAN | cancel |
25 | 0001 1001 | 19 | EM | end of medium |
26 | 0001 1010 | 1A | SUB | substitute |
27 | 0001 1011 | 1B | ESC | escape |
28 | 0001 1100 | 1C | FS | file separator |
29 | 0001 1101 | 1D | GS | group separator |
30 | 0001 1110 | 1E | RS | record separator |
31 | 0001 1111 | 1F | US | unit separator |
32 | 0010 0000 | 20 | SPC | space |
33 | 0010 0001 | 21 | ! | |
34 | 0010 0010 | 22 | “ | |
35 | 0010 0011 | 23 | # | |
36 | 0010 0100 | 24 | $ | |
37 | 0010 0101 | 25 | % | |
38 | 0010 0110 | 26 | & | |
39 | 0010 0111 | 27 | ' | |
40 | 0010 1000 | 28 | ( | |
41 | 0010 1001 | 29 | ) | |
42 | 0010 1010 | 2A | * | |
43 | 0010 1011 | 2B | + | |
44 | 0010 1100 | 2C | , | |
45 | 0010 1101 | 2D | - | |
46 | 0010 1110 | 2E | . | |
47 | 0010 1111 | 2F | / | |
48 | 0011 0000 | 30 | 0 | |
49 | 0011 0001 | 31 | 1 | |
50 | 0011 0010 | 32 | 2 | |
51 | 0011 0011 | 33 | 3 | |
52 | 0011 0100 | 34 | 4 | |
53 | 0011 0101 | 35 | 5 | |
54 | 0011 0110 | 36 | 6 | |
55 | 0011 0111 | 37 | 7 | |
56 | 0011 1000 | 38 | 8 | |
57 | 0011 1001 | 39 | 9 | |
58 | 0011 1010 | 3A | : | |
59 | 0011 1011 | 3B | ; | |
60 | 0011 1100 | 3C | < | |
61 | 0011 1101 | 3D | = | |
62 | 0011 1110 | 3E | > | |
63 | 0011 1111 | 3F | ? | |
64 | 0100 0000 | 40 | @ | |
65 | 0100 0001 | 41 | A | |
66 | 0100 0010 | 42 | B | |
67 | 0100 0011 | 43 | C | |
68 | 0100 0100 | 44 | D | |
69 | 0100 0101 | 45 | E | |
70 | 0100 0110 | 46 | F | |
71 | 0100 0111 | 47 | G | |
72 | 0100 1000 | 48 | H | |
73 | 0100 1001 | 49 | I | |
74 | 0100 1010 | 4A | J | |
75 | 0100 1011 | 4B | K | |
76 | 0100 1100 | 4C | L | |
77 | 0100 1101 | 4D | M | |
78 | 0100 1110 | 4E | N | |
79 | 0100 1111 | 4F | O | |
80 | 0101 0000 | 50 | P | |
81 | 0101 0001 | 51 | Q | |
82 | 0101 0010 | 52 | R | |
83 | 0101 0011 | 53 | S | |
84 | 0101 0100 | 54 | T | |
85 | 0101 0101 | 55 | U | |
86 | 0101 0110 | 56 | V | |
87 | 0101 0111 | 57 | W | |
88 | 0101 1000 | 58 | X | |
89 | 0101 1001 | 59 | Y | |
90 | 0101 1010 | 5A | Z | |
91 | 0101 1011 | 5B | [ | |
92 | 0101 1100 | 5C | \ | |
93 | 0101 1101 | 5D | ] | |
94 | 0101 1110 | 5E | ^ | |
95 | 0101 1111 | 5F | _ | |
96 | 0110 0000 | 60 | ` | |
97 | 0110 0001 | 61 | a | |
98 | 0110 0010 | 62 | b | |
99 | 0110 0011 | 63 | c | |
100 | 0110 0100 | 64 | d | |
101 | 0110 0101 | 65 | e | |
102 | 0110 0110 | 66 | f | |
103 | 0110 0111 | 67 | g | |
104 | 0110 1000 | 68 | h | |
105 | 0110 1001 | 69 | i | |
106 | 0110 1010 | 6A | j | |
107 | 0110 1011 | 6B | k | |
108 | 0110 1100 | 6C | l | |
109 | 0110 1101 | 6D | m | |
110 | 0110 1110 | 6E | n | |
111 | 0110 1111 | 6F | o | |
112 | 0111 0000 | 70 | p | |
113 | 0111 0001 | 71 | q | |
114 | 0111 0010 | 72 | r | |
115 | 0111 0011 | 73 | s | |
116 | 0111 0100 | 74 | t | |
117 | 0111 0101 | 75 | u | |
118 | 0111 0110 | 76 | v | |
119 | 0111 0111 | 77 | w | |
120 | 0111 1000 | 78 | x | |
121 | 0111 1001 | 79 | y | |
122 | 0111 1010 | 7A | z | |
123 | 0111 1011 | 7B | { | |
124 | 0111 1100 | 7C | | | |
125 | 0111 1101 | 7D | } | |
126 | 0111 1110 | 7E | ~ | |
127 | 0111 1111 | 7F | DEL | delete |
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