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ASCII Codes 0-127 128-255


ASCII Codes • Harware Interrupts • Serial Ports
Hex Dec Description Abbr Character Control
00 0 Null Null   Control @
01 1 Start Heading SOH  Control A
02 2 Start of Text STX  Control B
03 3 End of Text ETX  Control C
04 4 End Transmit EOT  Control D
05 5 Enquiry ENQ  Control E
06 6 Acknowledge ACK  Control F
07 7 Beep BEL  Control G
08 8 Back Space BS  Control H
09 9 Horizontal Tab HT Control I
0A 10 Line Feed LF   Control J
0B 11 Vertical Tab VT   Control K
0C 12 Form Feed FF   Control L
0D 13 Carriage Return CR   Control M
0E 14 Shift Out SO   Control N
0F 15 Shift In SI   Control O
10 16 Device Link Escape DLE   Control P
11 17 Device Control 1 X-ON DC1   Control Q
12 18 Device Control 2 DC2   Control R
13 19 Device Control 3 X-OFF DC3   Control S
14 20 Device Control 4 DC4   Control T
15 21 Negative Acknowledge NAK   Control U
16 22 Synchronous Idle SYN   Control V
17 23 End Transmit Block ETB   Control W
18 24 Cancel CAN   Control X
19 25 End Medium EM   Control Y
1A 26 Substitute SUB  Control Z
1B 27 Escape ESC   Control [
1C 28 Cursor Right FS   Control /
1D 29 Cursor Left GS   Control ]
1E 30 Cursor Up RS   Control ^
1F 31 Cursor Down US   Control -
20 32 Space      
21 33 Exclamation Point ("Bang")   !  
22 34 Double Quote   "  
23 35 Number Sign ("Pound")   #  
24 36 Dollar Sign   $  
25 37 Percent   %  
26 38 Ampersand   &  
27 39 Apostrophe   '  
28 40 Left Parenthesis   (  
29 41 Right Parenthesis   )  
2A 42 Asterisk   *  
2B 43 Plus Sign   +  
2C 44 Comma   ,  
2D 45 Minus Sign   -  
2E 46 Period   .  
2F 47 Right Slash ("Front Slash")   /  
30 48 Zero   0  
31 49 One   1  
32 50 Two   2  
33 51 Three   3  
34 52 Four   4  
35 53 Five   5  
36 54 Six   6  
37 55 Seven   7  
38 56 Eight   8  
39 57 Nine   9  
3A 58 Colon   :  
3B 59 Semi-colon   ;  
3C 60 Less Than   <  
3D 61 Equal Sign   =  
3E 62 Greater Than   >  
3F 63 Question Mark   ?  
40 64 "at" Symbol   @  
41 65 A   A  
42 66 B   B  
43 67 C   C  
44 68 D   D  
45 69 E   E  
46 70 F   F  
47 71 G   G  
48 72 H   H  
49 73 I   I  
4A 74 J   J  
4B 75 K   K  
4C 76 L   L  
4D 77 M   M  
4E 78 N   N  
4F 79 O   O  
50 80 P   P  
51 81 Q   Q  
52 82 R   R  
53 83 S   S  
54 84 T   T  
55 85 U   U  
56 86 V   V  
57 87 W   W  
58 88 X   X  
59 89 Y   Y  
5A 90 Z   Z  
5B 91 Right Bracket   [  
5C 92 Left Slash ("Back Slash")   \  
5D 93 Left Bracket   ]  
5E 94 Caret   ^  
5F 95 Underline   _  
60 96 Accent   `  
61 97 a   a  
62 98 b   b  
63 99 c   c  
64 100 d   d  
65 101 e   e  
66 102 f   f  
67 103 g   g  
68 104 h   h  
69 105 i   i  
6A 106 j   j  
6B 107 k   k  
6C 108 l   l  
6D 109 m   m  
6E 110 n   n  
6F 111 o   o  
70 112 p   p  
71 113 q   q  
72 114 r   r  
73 115 s   s  
74 116 t   t  
75 117 u   u  
76 118 v   v  
77 119 w   w  
78 120 x   x  
79 121 y   y  
7A 122 z   z  
7B 123 Left Brace   {  
7C 124 Vertical Line ("Bar")   |  
7D 125 Right Brace   }  
7E 126 Tilde   ~  
7F 127 Delete   DEL  

128-255 0-127

Hex Dec Standard Character IBM Set Standard Description
80 128 Null Ç Null
81 129 SOH ü Start Heading
82 130 STX é Start of Text
83 131 ETX â End of Text
84 132 EOT ä End Transmit
85 133 ENQ à Enquiry
86 134 ACK å Acknowledge
87 135 BEL ç Beep
88 136 BS ê Back Space
89 137 HT ë Horizontal Tab
8A 138 LF è Line Feed
8B 139 VT ï Vertical Tab
8C 140 FF î Form Feed
8D 141 CR ì Carriage Return
8E 142 SO Ä Shift Out
8F 143 SI Å Shift In
90 144 DLE É Device Link Escape
91 145 DC1 æ Device Control 1 X-ON
92 146 DC2 Æ Device Control 2
93 147 DC3 ô Device Control 3 X-OFF
94 148 DC4 ö Device Control 4
95 149 NAK ò Negative Acknowledge
96 150 SYN û Synchronous Idle
97 151 ETB ù End Transmit Block
98 152 CAN ÿ Cancel
99 153 EM Ö End Medium
9A 154 SUB Ü Substitute
9B 155 ESC ¢ Escape
9C 156 FS £ Cursor Right
9D 157 GS ¥ Cursor Left
9E 158 RS Pt Cursor Up
9F 159 US ƒ Cursor Down
A0 160 Space á Space
A1 161 Italic Exclamation Mark í Italic Exclamation Mark
A2 162 Italic Double Quote ó Italic Double Quote
A3 163 Italic Number Sign ú Italic Number Sign
A4 164 Italic Dollar Sign ñ Italic Dollar Sign
A5 165 Italic Percent Ñ Italic Percent
A6 166 Italic Ampersand ª Italic Ampersand
A7 167 Italic Apostrophe º Italic Apostrophe
A8 168 Italic Left Parenthesis ¿ Italic Left Parenthesis
A9 169 Italic Right Parenthesis _ Italic Right Parenthesis
AA 170 Italic Asterisk ¬ Italic Asterisk
AB 171 Italic Plus Sign ½ Italic Plus Sign
AC 172 Italic Comma ¼ Italic Comma
AD 173 Italic Minus Sign ¡ Italic Minus Sign
AE 174 Italic Period « Italic Period
AF 175 Italic Right Slash » Italic Right Slash
B0 176 Italic Zero   Italic Zero
B1 177 Italic One   Italic One
B2 178 Italic Two   Italic Two
B3 179 Italic Three   Italic Three
B4 180 Italic Four   Italic Four
B5 181 Italic Five   Italic Five
B6 182 Italic Six   Italic Six
B7 183 Italic Seven   Italic Seven
B8 184 Italic Eight   Italic Eight
B9 185 Italic Nine   Italic Nine
BA 186 Italic Colon   Italic Colon
BB 187 Italic Semi-colon   Italic Semi-colon
BC 188 Italic Less Than   Italic Less Than
BD 189 Italic Equal   Italic Equal
BE 190 Italic Greater Than   Italic Greater Than
BF 191 Italic Question Mark   Italic Question Mark
C0 192 Italic "at" Symbol   Italic "at" Symbol
C1 193 Italic A   Italic A
C2 194 Italic B   Italic B
C3 195 Italic C   Italic C
C4 196 Italic D   Italic D
C5 197 Italic E   Italic E
C6 198 Italic F   Italic F
C7 199 Italic G   Italic G
C8 200 Italic H   Italic H
C9 201 Italic I   Italic I
CA 202 Italic J   Italic J
CB 203 Italic K   Italic K
CC 204 Italic L   Italic L
CD 205 Italic M   Italic M
CE 206 Italic N   Italic N
CF 207 Italic O   Italic O
D0 208 Italic P   Italic P
D1 209 Italic Q   Italic Q
D2 210 Italic R   Italic R
D3 211 Italic S   Italic S
D4 212 Italic T   Italic T
D5 213 Italic U   Italic U
D6 214 Italic V   Italic V
D7 215 Italic W   Italic W
D8 216 Italic X   Italic X
D9 217 Italic Y   Italic Y
DA 218 Italic Z   Italic Z
DB 219 Italic Left Bracket   Italic Left Bracket
DC 220 Italic Left Slash ("Back Slash")   Italic Left Slash ("Back Slash")
DD 221 Italic Right Bracket   Italic Right Bracket
DE 222 Italic Caret   Italic Caret
DF 223 Italic Underline   Italic Underline
E0 224 Italic Accent/alpha   Italic Accent/alpha
E1 225 Italic a/beta   Italic a/beta
E2 226 Italic b/gamma   Italic b/gamma
E3 227 Italic c/pi   Italic c/pi
E4 228 Italic d/sigma   Italic d/sigma
E5 229 Italic e/sigma   Italic e/sigma
E6 230 Italic f/mu   Italic f/mu
E7 231 Italic g/gamma   Italic g/gamma
E8 232 Italic h/phi   Italic h/phi
E9 233 Italic i/theta   Italic i/theta
EA 234 Italic j/omega   Italic j/omega
EB 235 Italic k/delta   Italic k/delta
EC 236 Italic l/infinity   Italic l/infinity
ED 237 Italic m/slashed zero   Italic m/slashed zero
EE 238 Italic n   Italic n
EF 239 Italic o   Italic o
F0 240 Italic p   Italic p
F1 241 Italic q   Italic q
F2 242 Italic r   Italic r
F3 243 Italic s   Italic s
F4 244 Italic t   Italic t
F5 245 Italic u   Italic u
F6 246 Italic v   Italic v
F7 247 Italic w   Italic w
F8 248 Italic x   Italic x
F9 249 Italic y   Italic y
FA 250 Italic z   Italic z
FB 251 Italic Left Bracket   Italic Left Bracket
FC 252 Italic Vertical Line   Italic Vertical Line
FD 253 Italic Right Bracket   Italic Right Bracket
FE 254 Italic Tilde   Italic Tilde
FF 255 Blank Blank Blank