ASCII stands for "American Standard Code for Information Interchange".
Character Name |
Char |
Code |
Decimal |
Binary |
Hex |
Null |
NUL |
Ctrl @ |
0 |
00000000 |
00 |
Start of Heading |
SOH |
Ctrl A |
1 |
00000001 |
01 |
Start of Text |
STX |
Ctrl B |
2 |
00000010 |
02 |
End of Text |
ETX |
Ctrl C |
3 |
00000011 |
03 |
End of Transmit |
EOT |
Ctrl D |
4 |
00000100 |
04 |
Enquiry |
ENQ |
Ctrl E |
5 |
00000101 |
05 |
Acknowledge |
ACK |
Ctrl F |
6 |
00000110 |
06 |
Bell |
BEL |
Ctrl G |
7 |
00000111 |
07 |
Back Space |
BS |
Ctrl H |
8 |
00001000 |
08 |
Horizontal Tab |
TAB |
Ctrl I |
9 |
00001001 |
09 |
Line Feed |
LF |
Ctrl J |
10 |
00001010 |
0A |
Vertical Tab |
VT |
Ctrl K |
11 |
00001011 |
0B |
Form Feed |
FF |
Ctrl L |
12 |
00001100 |
0C |
Carriage Return |
CR |
Ctrl M |
13 |
00001101 |
0D |
Shift Out |
SO |
Ctrl N |
14 |
00001110 |
0E |
Shift In |
SI |
Ctrl O |
15 |
00001111 |
0F |
Data Line Escape |
DLE |
Ctrl P |
16 |
00010000 |
10 |
Device Control 1 |
DC1 |
Ctrl Q |
17 |
00010001 |
11 |
Device Control 2 |
DC2 |
Ctrl R |
18 |
00010010 |
12 |
Device Control 3 |
DC3 |
Ctrl S |
19 |
00010011 |
13 |
Device Control 4 |
DC4 |
Ctrl T |
20 |
00010100 |
14 |
Negative Acknowledge |
NAK |
Ctrl U |
21 |
00010101 |
15 |
Synchronous Idle |
SYN |
Ctrl V |
22 |
00010110 |
16 |
End of Transmit Block |
ETB |
Ctrl W |
23 |
00010111 |
17 |
Cancel |
CAN |
Ctrl X |
24 |
00011000 |
18 |
End of Medium |
EM |
Ctrl Y |
25 |
00011001 |
19 |
Substitute |
SUB |
Ctrl Z |
26 |
00011010 |
1A |
Escape |
ESC |
Ctrl [ |
27 |
00011011 |
1B |
File Separator |
FS |
Ctrl \ |
28 |
00011100 |
1C |
Group Separator |
GS |
Ctrl ] |
29 |
00011101 |
1D |
Record Separator |
RS |
Ctrl ^ |
30 |
00011110 |
1E |
Unit Separator |
US |
Ctrl _ |
31 |
00011111 |
1F |
Space |
32 |
00100000 |
20 |
||
Exclamation Point |
! |
Shift 1 |
33 |
00100001 |
21 |
Double Quote |
" |
Shift ‘ |
34 |
00100010 |
22 |
Pound/Number Sign |
# |
Shift 3 |
35 |
00100011 |
23 |
Dollar Sign |
$ |
Shift 4 |
36 |
00100100 |
24 |
Percent Sign |
% |
Shift 5 |
37 |
00100101 |
25 |
Ampersand |
& |
Shift 7 |
38 |
00100110 |
26 |
Single Quote |
‘ |
‘ |
39 |
00100111 |
27 |
Left Parenthesis |
( |
Shift 9 |
40 |
00101000 |
28 |
Right Parenthesis |
) |
Shift 0 |
41 |
00101001 |
29 |
Asterisk |
* |
Shift 8 |
42 |
00101010 |
2A |
Plus Sign |
+ |
Shift = |
43 |
00101011 |
2B |
Comma |
, |
, |
44 |
00101100 |
2C |
Hyphen / Minus Sign |
- |
- |
45 |
00101101 |
2D |
Period |
. |
. |
46 |
00101110 |
2E |
Forward Slash |
/ |
/ |
47 |
00101111 |
2F |
Zero Digit |
0 |
0 |
48 |
00110000 |
30 |
One Digit |
1 |
1 |
49 |
00110001 |
31 |
Two Digit |
2 |
2 |
50 |
00110010 |
32 |
Three Digit |
3 |
3 |
51 |
00110011 |
33 |
Four Digit |
4 |
4 |
52 |
00110100 |
34 |
Five Digit |
5 |
5 |
53 |
00110101 |
35 |
Six Digit |
6 |
6 |
54 |
00110110 |
36 |
Seven Digit |
7 |
7 |
55 |
00110111 |
37 |
Eight Digit |
8 |
8 |
56 |
00111000 |
38 |
Nine Digit |
9 |
9 |
57 |
00111001 |
39 |
Colon |
: |
Shift ; |
58 |
00111010 |
3A |
Semicolon |
; |
; |
59 |
00111011 |
3B |
Less-Than Sign |
< |
Shift , |
60 |
00111100 |
3C |
Equals Sign |
= |
= |
61 |
00111101 |
3D |
Greater-Than Sign |
> |
Shift . |
62 |
00111110 |
3E |
Question Mark |
? |
Shift / |
63 |
00111111 |
3F |
At Sign |
@ |
Shift 2 |
64 |
01000000 |
40 |
Capital A |
A |
Shift A |
65 |
01000001 |
41 |
Capital B |
B |
Shift B |
66 |
01000010 |
42 |
Capital C |
C |
Shift C |
67 |
01000011 |
43 |
Capital D |
D |
Shift D |
68 |
01000100 |
44 |
Capital E |
E |
Shift E |
69 |
01000101 |
45 |
Capital F |
F |
Shift F |
70 |
01000110 |
46 |
Capital G |
G |
Shift G |
71 |
01000111 |
47 |
Capital H |
H |
Shift H |
72 |
01001000 |
48 |
Capital I |
I |
Shift I |
73 |
01001001 |
49 |
Capital J |
J |
Shift J |
74 |
01001010 |
4A |
Capital K |
K |
Shift K |
75 |
01001011 |
4B |
Capital L |
L |
Shift L |
76 |
01001100 |
4C |
Capital M |
M |
Shift M |
77 |
01001101 |
4D |
Capital N |
N |
Shift N |
78 |
01001110 |
4E |
Capital O |
O |
Shift O |
79 |
01001111 |
4F |
Capital P |
P |
Shift P |
80 |
01010000 |
50 |
Capital Q |
Q |
Shift Q |
81 |
01010001 |
51 |
Capital R |
R |
Shift R |
82 |
01010010 |
52 |
Capital S |
S |
Shift S |
83 |
01010011 |
53 |
Capital T |
T |
Shift T |
84 |
01010100 |
54 |
Capital U |
U |
Shift U |
85 |
01010101 |
55 |
Capital V |
V |
Shift V |
86 |
01010110 |
56 |
Capital W |
W |
Shift W |
87 |
01010111 |
57 |
Capital X |
X |
Shift X |
88 |
01011000 |
58 |
Capital Y |
Y |
Shift Y |
89 |
01011001 |
59 |
Capital Z |
Z |
Shift Z |
90 |
01011010 |
5A |
Left Bracket |
[ |
[ |
91 |
01011011 |
5B |
Backward Slash |
\ |
\ |
92 |
01011100 |
5C |
Right Bracket |
] |
] |
93 |
01011101 |
5D |
Caret |
^ |
Shift 6 |
94 |
01011110 |
5E |
Underscore |
_ |
Shift - |
95 |
01011111 |
5F |
Back Quote |
` |
` |
96 |
01100000 |
60 |
Lower-case A |
a |
A |
97 |
01100001 |
61 |
Lower-case B |
b |
B |
98 |
01100010 |
62 |
Lower-case C |
c |
C |
99 |
01100011 |
63 |
Lower-case D |
d |
D |
100 |
01100100 |
64 |
Lower-case E |
e |
E |
101 |
01100101 |
65 |
Lower-case F |
f |
F |
102 |
01100110 |
66 |
Lower-case G |
g |
G |
103 |
01100111 |
67 |
Lower-case H |
h |
H |
104 |
01101000 |
68 |
Lower-case I |
I |
I |
105 |
01101001 |
69 |
Lower-case J |
j |
J |
106 |
01101010 |
6A |
Lower-case K |
k |
K |
107 |
01101011 |
6B |
Lower-case L |
l |
L |
108 |
01101100 |
6C |
Lower-case M |
m |
M |
109 |
01101101 |
6D |
Lower-case N |
n |
N |
110 |
01101110 |
6E |
Lower-case O |
o |
O |
111 |
01101111 |
6F |
Lower-case P |
p |
P |
112 |
01110000 |
70 |
Lower-case Q |
q |
Q |
113 |
01110001 |
71 |
Lower-case R |
r |
R |
114 |
01110010 |
72 |
Lower-case S |
s |
S |
115 |
01110011 |
73 |
Lower-case T |
t |
T |
116 |
01110100 |
74 |
Lower-case U |
u |
U |
117 |
01110101 |
75 |
Lower-case V |
v |
V |
118 |
01110110 |
76 |
Lower-case W |
w |
W |
119 |
01110111 |
77 |
Lower-case X |
x |
X |
120 |
01111000 |
78 |
Lower-case Y |
y |
Y |
121 |
01111001 |
79 |
Lower-case Z |
z |
Z |
122 |
01111010 |
7A |
Left Brace |
{ |
Shift [ |
123 |
01111011 |
7B |
Vertical Bar |
| |
Shift \ |
124 |
01111100 |
7C |
Right Brace |
} |
Shift ] |
125 |
01111101 |
7D |
Tilde |
~ |
Shift ` |
126 |
01111110 |
7E |
Delta |
D |
127 |
01111111 |
7F |