ASCII

ASCII (American Standard Code for Information Interchange) is 7-bit character encoding.

ASCII reserves the first 32 codes (numbers 0–31 decimal) for control characters and 95 printable ASCII characters, numbered 32 to 126.

Dec	Hex	Binary	ASCII codes
0	$00	%00000000	NUL	Null character
1	01	%00000001	SOH	Start of header
2	02	%00000010	STX	Start of text
3	03	%00000011	ETX	End of text
4	04	%00000100	EOT	End of transmission
5	05	%00000101	ENQ	Enquiry
6	06	%00000110	ACK	Acknowledgment
7	07	%00000111	BEL	Bell
8	08	%00001000	BS	Backspace
9	09	%00001001	HT	Horizontal tab
10	0A	%00001010	LF	Line feed
11	0B	%00001011	VT	Vertical tab
12	0C	%00001100	FF	Form feed
13	0D	%00001101	CR	Carriage return
14	0E	%00001110	SO	Shift out
15	0F	%00001111	SI	Shift in
16	10	%00010000	DLE	Data link escape
17	11	%00010001	DC1	Device control 1
18	12	%00010010	DC2	Device control 2
19	13	%00010011	DC3	Device control 3
20	14	%00010100	DC4	Device control 4
21	15	%00010101	NAK	Negative acknowledgement
22	16	%00010110	SYN	Synchronous idle
23	17	%00010111	ETB	End of transmission block
24	18	%00011000	CAN	Cancel
25	19	%00011001	EM	End of medium
26	1A	%00011010	SUB	Substitute
27	1B	%00011011	ESC	Escape
28	1C	%00011100	FS	File separator
29	1D	%00011101	GS	Group separator
30	1E	%00011110	RS	Record separator
31	1F	%00011111	US	Unit separator
32	20	%00100000		Space
33	21	%00100001	!	Exclamation mark
34	22	%00100010	"	Quotation mark
35	23	%00100011	#	Number sign
36	24	%00100100	$	Dollar sign
37	25	%00100101	%	Percent sign
38	26	%00100110	&	Ampersand
39	27	%00100111	'
40	28	%00101000	(	Left parenthesis
41	29	%00101001	)	Right parenthesis
42	2A	%00101010	*	Asterisk
43	2B	%00101011	+	Plus sign
44	2C	%00101100	,	Comma
45	2D	%00101101	-
46	2E	%00101110	.
47	2F	%00101111	/	Slash
48	30	%00110000	0
49	31	%00110001	1
50	32	%00110010	2
51	33	%00110011	3
52	34	%00110100	4
53	35	%00110101	5
54	36	%00110110	6
55	37	%00110111	7
56	38	%00111000	8
57	39	%00111001	9
58	3A	%00111010	:	Colon
59	3B	%00111011	;	Semicolon
60	3C	%00111100	<	Less than
61	3D	%00111101	=	Equal
62	3E	%00111110	>	Greater than
63	3F	%00111111	?	Question mark
64	40	%01000000	@
65	41	%01000001	A
66	42	%01000010	B
67	43	%01000011	C
68	44	%01000100	D
69	45	%01000101	E
70	46	%01000110	F
71	47	%01000111	G
72	48	%01001000	H
73	49	%01001001	I
74	4A	%01001010	J
75	4B	%01001011	K
76	4C	%01001100	L
77	4D	%01001101	M
78	4E	%01001110	N
79	4F	%01001111	O
80	50	%01010000	P
81	51	%01010001	Q
82	52	%01010010	R
83	53	%01010011	S
84	54	%01010100	T
85	55	%01010101	U
86	56	%01010110	V
87	57	%01010111	W
88	58	%01011000	X
89	59	%01011001	Y
90	5A	%01011010	Z
91	5B	%01011011	[	Left square bracket
92	5C	%01011100	\	Backslash
93	5D	%01011101	]	Right square bracket
94	5E	%01011110	^	Circumflex accent
95	5F	%01011111	_
96	60	%01100000	`
97	61	%01100001	a
98	62	%01100010	b
99	63	%01100011	c
100	64	%01100100	d
101	65	%01100101	e
102	66	%01100110	f
103	67	%01100111	g
104	68	%01101000	h
105	69	%01101001	i
106	6A	%01101010	j
107	6B	%01101011	k
108	6C	%01101100	l
109	6D	%01101101	m
110	6E	%01101110	n
111	6F	%01101111	o
112	70	%01110000	p
113	71	%01110001	q
114	72	%01110010	r
115	73	%01110111	s
116	74	%01110100	t
117	75	%01110101	u
118	76	%01110110	v
119	77	%01110111	w
120	78	%01111000	x
121	79	%01111001	y
122	7A	%01111010	z
123	7B	%01111011	{	Left curly bracket
124	7C	%01111100	|
125	7D	%01111101	}	Right curly bracket
126	7E	%01111110	~
127	7F	%01111111	Del	Delete