What is ACSII

Short for American Standard Code for Information Interexchange, ASCII is an standard that assigns letters, numbers, and other characters within the 256 slots available in the 8-bit code.

Char	Dec	Binary	Char	Dec	Binary	Char	Dec	Binary
!	033	00100001	A	065	01000001	a	097	01100001
"	034	00100010	B	066	01000010	b	098	01100010
#	035	00100011	C	067	01000011	c	099	01100011
$	036	00100100	D	068	01000100	d	100	01100100
%	037	00100101	E	069	01000101	e	101	01100101
&	038	00100110	F	070	01000110	f	102	01100110
'	039	00100111	G	071	01000111	g	103	01100111
(	040	00101000	H	072	01001000	h	104	01101000
)	041	00101001	I	073	01001001	i	105	01101001
*	042	00101010	J	074	01001010	j	106	01101010
+	043	00101011	K	075	01001011	k	107	01101011
,	044	00101100	L	076	01001100	l	108	01101100
-	045	00101101	M	077	01001101	m	109	01101101
.	046	00101110	N	078	01001110	n	110	01101110
/	047	00101111	O	079	01001111	o	111	01101111
0	048	00110000	P	080	01010000	p	112	01110000
1	049	00110001	Q	081	01010001	q	113	01110001
2	050	00110010	R	082	01010010	r	114	01110010
3	051	00110011	S	083	01010011	s	115	01110011
4	052	00110100	T	084	01010100	t	116	01110100
5	053	00110101	U	085	01010101	u	117	01110101
6	054	00110110	V	086	01010110	v	118	01110110
7	055	00110111	W	087	01010111	w	119	01110111
8	056	00111000	X	088	01011000	x	120	01111000
9	057	00111001	Y	089	01011001	y	121	01111001
:	058	00111010	Z	090	01011010	z	122	01111010
;	059	00111011	[	091	01011011	{	123	01111011
<	060	00111100	\	092	01011100	|	124	01111100
=	061	00111101	]	093	01011101	}	125	01111101
>	062	00111110	^	094	01011110	~	126	01111110
?	063	00111111	_	095	01011111	_	127	01111111
@	064	01000000	`	096	01100000

Extended ASCII uses eight instead of seven bits, which adds 128 additional characters. This gives extended ASCII the ability for extra characters, such as special symbols, foreign language letters, and drawing characters as shown below.

Extended or Higher ASCII characters and codes