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ASCII Character Codes

ASCII Control Characters

Decimal

Hex

ASCII Function

Key

0

0

NUL (null)

Ctrl-@

1

1

SOH (start of heading)

Ctrl-A

2

2

STX (start of text)

Ctrl-B

3

3

ETX (end of text)

Ctrl-C

4

4

EOT (end of transmission)

Ctrl-D

5

5

ENQ (enquiry)

Ctrl-E

6

6

ACK (acknowledge)

Ctrl-F

7

7

BEL (bell)

Ctrl-G

8

8

BS (backspace)

Ctrl-H

9

9

HT (horizontal tab)

Ctrl-I

10

A

LF (line feed)

Ctrl-J

11

B

VT (vertical tab)

Ctrl-K

12

C

FF (form feed)

Ctrl-L

13

D

CR (carriage return)

Ctrl-M

14

E

SO (shift out)

Ctrl-N

15

F

SI (shift in)

Ctrl-O

16

10

DLE (data link escape)

Ctrl-P

17

11

DC1 (device control 1)

Ctrl-Q

18

12

DC2 (device control 2)

Ctrl-R

19

13

DC3 (device control 3)

Ctrl-S

20

14

DC4 (device control 4)

Ctrl-T

21

15

NAK (negative acknowledge)

Ctrl-U

22

16

SYN (synchronous idle)

Ctrl-V

23

17

ETB (end of trans. block)

Ctrl-W

24

18

CAN (cancel)

Ctrl-X

25

19

EM (end of medium)

Ctrl-Y

26

1A

SUB (substitute)

Ctrl-Z

27

1B

ESC (escape)

Ctrl-[

28

1C

FS (file separator)

Ctrl-\

29

1D

GS (group separator)

Ctrl-]

30

1E

RS (record separator)

Ctrl-^

31

1F

US (unit separator)

Ctrl-_

Standard ASCII Character Set

Decimal

Hex

Display / Key

32

20

Space

33

21

!

34

22

"

35

23

#

36

24

$

37

25

%

38

26

&

39

27

'

40

28

(

41

29

)

42

2A

*

43

2B

+

44

2C

,

45

2D

-

46

2E

.

47

2F

/

48

30

0

49

31

1

50

32

2

51

33

3

52

34

4

53

35

5

54

36

6

55

37

7

56

38

8

57

39

9

58

3A

:

59

3B

;

60

3C

<

61

3D

=

62

3E

>

63

3F

?

Decimal

Hex

Display / Key

64

40

@

65

41

A

66

42

B

67

43

C

68

44

D

69

45

E

70

46

F

71

47

G

72

48

H

73

49

I

74

4A

J

75

4B

K

76

4C

L

77

4D

M

78

4E

N

79

4F

O

80

50

P

81

51

Q

82

52

R

83

53

S

84

54

T

85

55

U

86

56

V

87

57

W

88

58

X

89

59

Y

90

5A

Z

91

5B

[

92

5C

\

93

5D

]

94

5E

^

95

5F

_

Decimal

Hex

Display / Key

96

60

`

97

61

a

98

62

b

99

63

c

100

64

d

101

65

e

102

66

f

103

67

g

104

68

h

105

69

i

106

6A

j

107

6B

k

108

6C

l

109

6D

m

110

6E

n

111

6F

o

112

70

p

113

71

q

114

72

r

115

73

s

116

74

t

117

75

u

118

76

v

119

77

w

120

78

x

121

79

y

122

7A

z

123

7B

{

124

7C

|

125

7D

}

126

7E

~

127

7F

DEL

Extended ASCII Character Set

ASCII Extended Character Sets -- DOS and Windows