The following chart contains all 128 ASCII decimal (dec), octal (oct), hexadecimal (hex) and character (ch) codes.
dec | oct | hex | ch | dec | oct | hex | ch | dec | oct | hex | ch | dec | oct | hex | ch |
|||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
0
| 0
| 00 |
NUL (null) | 32
| 40 | 20 | (space) | 64
| 100 | 40 |
@ | 96
| 140 | 60 |
` |
|||
1
| 1
| 01 |
SOH (start of header) | 33
| 41 | 21 |
! | 65
| 101 | 41 |
A | 97
| 141 | 61 |
a |
|||
2
| 2
| 02 |
STX (start of text) | 34
| 42 | 22 |
" | 66
| 102 | 42 |
B | 98
| 142 | 62 |
b |
|||
3
| 3
| 03 |
ETX (end of text) | 35
| 43 | 23 |
# | 67
| 103 | 43 |
C | 99
| 143 | 63 |
c |
|||
4
| 4
| 04 |
EOT (end of transmission) | 36
| 44 | 24 |
$ | 68
| 104 | 44 |
D | 100
| 144 | 64 |
d |
|||
5
| 5
| 05 |
ENQ (enquiry) | 37
| 45 | 25 |
% | 69
| 105 | 45 |
E | 101
| 145 | 65 |
e |
|||
6
| 6
| 06 |
ACK (acknowledge) | 38
| 46 | 26 |
& | 70
| 106 | 46 |
F | 102
| 146 | 66 |
f |
|||
7
| 7
| 07 |
BEL (bell) | 39
| 47 | 27 |
' | 71
| 107 | 47 |
G | 103
| 147 | 67 |
g |
|||
8
| 10 | 08 |
BS (backspace) | 40
| 50 | 28 |
( | 72
| 110 | 48 |
H | 104
| 150 | 68 |
h |
|||
9
| 11 | 09 |
HT (horizontal tab) | 41
| 51 | 29 |
) | 73
| 111 | 49 |
I | 105
| 151 | 69 |
i |
|||
10
| 12 | 0a |
LF (line feed - new line) | 42
| 52 | 2a |
* | 74
| 112 | 4a |
J | 106
| 152 | 6a |
j |
|||
11
| 13 | 0b |
VT (vertical tab) | 43
| 53 | 2b |
+ | 75
| 113 | 4b |
K | 107
| 153 | 6b |
k |
|||
12
| 14 | 0c |
FF (form feed - new page) | 44
| 54 | 2c |
, | 76
| 114 | 4c |
L | 108
| 154 | 6c |
l |
|||
13
| 15 | 0d |
CR (carriage return) | 45
| 55 | 2d |
- | 77
| 115 | 4d |
M | 109
| 155 | 6d |
m |
|||
14
| 16 | 0e |
SO (shift out) | 46
| 56 | 2e |
. | 78
| 116 | 4e |
N | 110
| 156 | 6e |
n |
|||
15
| 17 | 0f |
SI (shift in) | 47
| 57 | 2f |
/ | 79
| 117 | 4f |
O | 111
| 157 | 6f |
o |
|||
16
| 20 | 10 |
DLE (data link escape) | 48
| 60 | 30 |
0 | 80
| 120 | 50 |
P | 112
| 160 | 70 |
p |
|||
17
| 21 | 11 |
DC1 (device control 1) | 49
| 61 | 31 |
1 | 81
| 121 | 51 |
Q | 113
| 161 | 71 |
q |
|||
18
| 22 | 12 |
DC2 (device control 2) | 50
| 62 | 32 |
2 | 82
| 122 | 52 |
R | 114
| 162 | 72 |
r |
|||
19
| 23 | 13 |
DC3 (device control 3) | 51
| 63 | 33 |
3 | 83
| 123 | 53 |
S | 115
| 163 | 73 |
s |
|||
20
| 24 | 14 |
DC4 (device control 4) | 52
| 64 | 34 |
4 | 84
| 124 | 54 |
T | 116
| 164 | 74 |
t |
|||
21
| 25 | 15 |
NAK (negative acknowledge) | 53
| 65 | 35 |
5 | 85
| 125 | 55 |
U | 117
| 165 | 75 |
u |
|||
22
| 26 | 16 |
SYN (synchronous idle) | 54
| 66 | 36 |
6 | 86
| 126 | 56 |
V | 118
| 166 | 76 |
v |
|||
23
| 27 | 17 |
ETB (end of transmission block) | 55
| 67 | 37 |
7 | 87
| 127 | 57 |
W | 119
| 167 | 77 |
w |
|||
24
| 30 | 18 |
CAN (cancel) | 56
| 70 | 38 |
8 | 88
| 130 | 58 |
X | 120
| 170 | 78 |
x |
|||
25
| 31 | 19 |
EM (end of medium) | 57
| 71 | 39 |
9 | 89
| 131 | 59 |
Y | 121
| 171 | 79 |
y |
|||
26
| 32 | 1a |
SUB (substitute) | 58
| 72 | 3a |
: | 90
| 132 | 5a |
Z | 122
| 172 | 7a |
z |
|||
27
| 33 | 1b |
ESC (escape) | 59
| 73 | 3b |
; | 91
| 133 | 5b |
[ | 123
| 173 | 7b |
{ |
|||
28
| 34 | 1c |
FS (file separator) | 60
| 74 | 3c |
< | 92
| 134 | 5c |
\ | 124
| 174 | 7c |
| |
|||
29
| 35 | 1d |
GS (group separator) | 61
| 75 | 3d |
= | 93
| 135 | 5d |
] | 125
| 175 | 7d |
} |
|||
30
| 36 | 1e |
RS (record separator) | 62
| 76 | 3e |
> | 94
| 136 | 5e |
^ | 126
| 176 | 7e |
~ |
|||
31
| 37 | 1f |
US (unit separator) | 63
| 77 | 3f |
? | 95
| 137 | 5f |
_ | 127
| 177 | 7f |
DEL (delete) |
Note: in Unicode, the ASCII character block is known as U+0000..U+007F
Basic Latin.
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