C Programming For Beginners (2015)

Appendix B - ASCII Character Set

The following are the character codes used in the ASCII character set. Codes 0 to 31, and 127, are used for control characters. Some common ones are:

0		NULL
8		backspace (BS)
10		line feed (LF)
12		form feed (FF)
13		carriage return (CR)

The characters with codes 32 to 127 are shown in the table below.

Decimal	Binary	Char
32	0100000	space
33	0100001	!
34	0100010	"
35	0100011	#
36	0100100	$
37	0100101	%
38	0100110	&
39	0100111	'
40	0101000	(
41	0101001	)
42	0101010	*
43	0101011	+
44	0101100	,
45	0101101	-
46	0101110	.
47	0101111	/
48	0110000	0
49	0110001	1
50	0110010	2
51	0110011	3
52	0110100	4
53	0110101	5
54	0110110	6
55	0110111	7
56	0111000	8
57	0111001	9
58	0111010	:
59	0111011	;
60	0111100	<
61	0111101	=
62	0111110	>
63	0111111	?
64	1000000	@
65	1000001	A
66	1000010	B
67	1000011	C
68	1000100	D
69	1000101	E
70	1000110	F
71	1000111	G
72	1001000	H
73	1001001	I
74	1001010	J
75	1001011	K
76	1001100	L
77	1001101	M
78	1001110	N
79	1001111	O
80	1010000	P
81	1010001	Q
82	1010010	R
83	1010011	S
84	1010100	T
85	1010101	U
86	1010110	V
87	1010111	W
88	1011000	X
89	1011001	Y
90	1011010	Z
91	1011011	[
92	1011100	\
93	1011101	]
94	1011110	^
95	1011111	_
96	1100000	`
97	1100001	a
98	1100010	b
99	1100011	c
100	1100100	d
101	1100101	e
102	1100110	f
103	1100111	g
104	1101000	h
105	1101001	i
106	1101010	j
107	1101011	k
108	1101100	l
109	1101101	m
110	1101110	n
111	1101111	o
112	1110000	p
113	1110001	q
114	1110010	r
115	1110011	s
116	1110100	t
117	1110101	u
118	1110110	v
119	1110111	w
120	1111000	x
121	1111001	y
122	1111010	z
123	1111011	{
124	1111100	\|
125	1111101	}
126	1111110	~
127	1111111	DEL