BIOS Programming

ASCII Table

Dec Number

Hex Number

Symbol

Dec Number

Hex Number

Symbol

0

0x0

NUL (null)

64

0x40

@

1

0x1

SOH (start of heading)

65

0x41

A

2

0x2

STX (start of text)

66

0x42

B

3

0x3

ETX (end of text)

67

0x43

C

4

0x4

EOT (end of transmission)

68

0x44

D

5

0x5

ENQ (enquiry)

69

0x45

E

6

0x6

ACK (acknowledge)

70

0x46

F

7

0x7

BEL (bell)

71

0x47

G

8

0x8

BS (backspace)

72

0x48

H

9

0x9

TAB (horizontal tab)

73

0x49

I

10

0xA

LF (line feed, new line)

74

0x4A

J

11

0xB

VT (vertical tab)

75

0x4B

K

12

0xC

FF (form feed, new page)

76

0x4C

L

13

0xD

CR (carriage return)

77

0x4D

M

14

0xE

SO (shift out)

78

0x4E

N

15

0xF

SI (shift in)

79

0x4F

O

16

0x10

DLE (data link escape)

80

0x50

P

17

0x11

DC1 (device control 1)

81

0x51

Q

18

0x12

DC2 (device control 2)

82

0x52

R

19

0x13

DC3 (device control 3)

83

0x53

S

20

0x14

DC4 (device control 4)

84

0x54

T

21

0x15

NAK (negative acknowledge)

85

0x55

U

22

0x16

SYN (syncronous idle)

86

0x56

V

23

0x17

ETB (end of tran. block)

87

0x57

W

24

0x18

CAN (cancel)

88

0x58

X

25

0x19

EM (end of medium)

89

0x59

Y

26

0x1A

SUB (substitude)

90

0x5A

Z

27

0x1B

ESC (escape)

91

0x5B

[

28

0x1C

FS (file separator)

92

0x5C

\

29

0x1D

GS (group separator)

93

0x5D

]

30

0x1E

RS (record separator)

94

0x5E

^

31

0x1F

US (unit separator)

95

0x5F

_

32

0x20

Space

96

0x60

`

33

0x21

!

97

0x61

a

34

0x22

"

98

0x62

b

35

0x23

#

99

0x63

c

36

0x24

$

100

0x64

d

37

0x25

%

101

0x65

e

38

0x26

&

102

0x66

f

39

0x27

'

103

0x67

g

40

0x28

(

104

0x68

h

41

0x29

)

105

0x69

i

42

0x2A

*

106

0x6A

j

43

0x2B

+

107

0x6B

k

44

0x2C

,

108

0x6C

l

45

0x2D

-

109

0x6D

m

46

0x2E

.

110

0x6E

n

47

0x2F

/

111

0x6F

o

48

0x30

0

112

0x70

p

49

0x31

1

113

0x71

q

50

0x32

2

114

0x72

r

51

0x33

3

115

0x73

s

52

0x34

4

116

0x74

t

53

0x35

5

117

0x75

u

54

0x36

6

118

0x76

v

55

0x37

7

119

0x77

w

56

0x38

8

120

0x78

x

57

0x39

9

121

0x79

y

58

0x3A

:

122

0x7A

z

59

0x3B

;

123

0x7B

{

60

0x3C

<

124

0x7C

|

61

0x3D

=

125

0x7D

}

62

0x3E

>

126

0x7E

~

63

0x3F

?

127

0x7F

DEL (delete)