ASCII Code

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What is ASCII?

ASCII stands for American Standard Code for Information Interchange. Computer can only understand numbers, so an ASCII Code is the numerical representation of a characters.

You can use Ctrl+F to find the code.

ASCII Table 0~31 (00~1F)

Dec	Hex	Oct	Char	Description
0	0x00	00	NULL	null
1	0x01	01	SOH	start of heading
2	0x02	02	STX	start of text
3	0x03	03	ETX	end of text
4	0x04	04	EOT	end of transmission
5	0x05	05	ENQ	enquiry
6	0x06	06	ACK	acknowledge
7	0x07	07	BEL	bell
8	0x08	010	BS	backspace
9	0x09	011	TAB	horizontal tab
10	0x0A	012	LF	NL line feed, new line
11	0x0B	013	VT	vertical tab
12	0x0C	014	FF	NP form feed, new page
13	0x0D	015	CR	carriage return
14	0x0E	016	SO	shift out
15	0x0F	017	SI	shift in
16	0x10	020	DLE	data link escape
17	0x11	021	DC1	device control 1
18	0x12	022	DC2	device control 2
19	0x13	023	DC3	device control 3
20	0x14	024	DC4	device control 4
21	0x15	025	NAK	negative acknowledge
22	0x16	026	SYN	synchronous idle
23	0x17	027	ETB	end of trans. block
24	0x18	030	CAN	cancel
25	0x19	031	EM	end of medium
26	0x1A	032	SUB	substitute
27	0x1B	033	ESC	escape
28	0x1C	034	FS	file separator
29	0x1D	035	GS	group separator
30	0x1E	036	RS	record separator
31	0x1F	037	US	unit separator

ASCII Table 32~63 (20~3F)

Dec	Hex	Oct	Char	Description
32	0x20	040		space
33	0x21	041	!	exclamation mark
34	0x22	042	”	double quotes
35	0x23	043	#	number
36	0x24	044	$	dollar
37	0x25	045	%	percent
38	0x26	046	&	ampersand
39	0x27	047	’	single quote
40	0x28	050	(	open parenthesis
41	0x29	051	)	close parenthesis
42	0x2A	052	*	asterisk
43	0x2B	053	+	plus
44	0x2C	054	,	comma
45	0x2D	055	-	hyphen
46	0x2E	056	.	dot
47	0x2F	057	/	slash
48	0x30	060	0	zero
49	0x31	061	1	one
50	0x32	062	2	two
51	0x33	063	3	three
52	0x34	064	4	four
53	0x35	065	5	five
54	0x36	066	6	six
55	0x37	067	7	seven
56	0x38	070	8	eight
57	0x39	071	9	nine
58	0x3A	072	:	colon
59	0x3B	073	;	semicolon
60	0x3C	074	<	less than
61	0x3D	075	=	equals
62	0x3E	076	>	greater than
63	0x3F	077	?	question mark

ASCII Table 64~95 (40~5F)

Dec	Hex	Oct	Char	Description
64	0x40	0100	@	at symbol
65	0x41	0101	A
66	0x42	0102	B
67	0x43	0103	C
68	0x44	0104	D
69	0x45	0105	E
70	0x46	0106	F
71	0x47	0107	G
72	0x48	0110	H
73	0x49	0111	I
74	0x4A	0112	J
75	0x4B	0113	K
76	0x4C	0114	L
77	0x4D	0115	M
78	0x4E	0116	N
79	0x4F	0117	O
80	0x50	0120	P
81	0x51	0121	Q
82	0x52	0122	R
83	0x53	0123	S
84	0x54	0124	T
85	0x55	0125	U
86	0x56	0126	V
87	0x57	0127	W
88	0x58	0130	X
89	0x59	0131	Y
90	0x5A	0132	Z
91	0x5B	0133	[	opening bracket
92	0x5C	0134	\	backslash
93	0x5D	0135	]	closing bracket
94	0x5E	0136	^	caret
95	0x5F	0137	_	underscore

ASCII Table 96~127 (60~7F)

Dec	Hex	Oct	Char	Description
96	0x60	0140	`	grave accent
97	0x61	0141	a
98	0x62	0142	b
99	0x63	0143	c
100	0x64	0144	d
101	0x65	0145	e
102	0x66	0146	f
103	0x67	0147	g
104	0x68	0150	h
105	0x69	0151	i
106	0x6A	0152	j
107	0x6B	0153	k
108	0x6C	0154	l
109	0x6D	0155	m
110	0x6E	0156	n
111	0x6F	0157	o
112	0x70	0160	p
113	0x71	0161	q
114	0x72	0162	r
115	0x73	0163	s
116	0x74	0164	t
117	0x75	0165	u
118	0x76	0166	v
119	0x77	0167	w
120	0x78	0170	x
121	0x79	0171	y
122	0x7A	0172	z
123	0x7B	0173	{	opening brace
124	0x7C	0174	|	vertical bar
125	0x7D	0175	}	closing brace
126	0x7E	0176	~	tilde
127	0x7F	0177	DEL	delete

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