ASCII Hex Table
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Overview


Hex values can be used to specify the ASCII character of the data being received. 


ASCII control characters (character code 0-31)

HEX

Symbol

Description

00

NUL

Null char

01

SOH

Start of Heading

02

STX

Start of Text

03

ETX

End of Text

04

EOT

End of Transmission

05

ENQ

Enquiry

06

ACK

Acknowledgment

07

BEL

Bell

08

BS

Back Space

09

HT

Horizontal Tab

0A

LF

Line Feed

0B

VT

Vertical Tab

0C

FF

Form Feed

0D

CR

Carriage Return

0E

SO

Shift Out / X-On

0F

SI

Shift In / X-Off

10

DLE

Data Line Escape

11

DC1

Device Control 1 (oft. XON)

12

DC2

Device Control 2

13

DC3

Device Control 3 (oft. XOFF)

14

DC4

Device Control 4

15

NAK

Negative Acknowledgement

16

SYN

Synchronous Idle

17

ETB

End of Transmit Block

18

CAN

Cancel

19

EM

End of Medium

1A

SUB

Substitute

1B

ESC

Escape

1C

FS

File Separator

1D

GS

Group Separator

1E

RS

Record Separator

1F

US

Unit Separator

HEX

Symbol

Description

00

NUL

Null char

01

SOH

Start of Heading

02

STX

Start of Text

03

ETX

End of Text

04

EOT

End of Transmission

05

ENQ

Enquiry

06

ACK

Acknowledgment

07

BEL

Bell

08

BS

Back Space

09

HT

Horizontal Tab

0A

LF

Line Feed

0B

VT

Vertical Tab

0C

FF

Form Feed

0D

CR

Carriage Return

0E

SO

Shift Out / X-On

0F

SI

Shift In / X-Off

10

DLE

Data Line Escape

11

DC1

Device Control 1 (oft. XON)

12

DC2

Device Control 2

13

DC3

Device Control 3 (oft. XOFF)

14

DC4

Device Control 4

15

NAK

Negative Acknowledgement

16

SYN

Synchronous Idle

17

ETB

End of Transmit Block

18

CAN

Cancel

19

EM

End of Medium

1A

SUB

Substitute

1B

ESC

Escape

1C

FS

File Separator

1D

GS

Group Separator

1E

RS

Record Separator

1F

US

Unit Separator



ASCII printable characters (character code 32-127)

HEX

Symbol

Description

20


Space

21

!

Exclamation mark

22

"

Double quotes

23

#

Number

24

$

Dollar

25

%

Percent

26

&

Ampersand

27

'

Single quote

28

(

Open parenthesis

29

)

Close parenthesis

2A

*

Asterisk

2B

+

Plus

2C

,

Comma

2D

-

Hyphen

2E

.

Period

2F

/

Slash or divide

30

0

Zero

31

1

One

32

2

Two

33

3

Three

34

4

Four

35

5

Five

36

6

Six

37

7

Seven

38

8

Eight

39

9

Nine

3A

:

Colon

3B

;

Semicolon

3C

<

Less than (or open angled bracket)

3D

=

Equals

3E

>

Greater than (or close angled bracket)

3F

?

Question mark

40

@

At symbol

41

A

Uppercase A

42

B

Uppercase B

43

C

Uppercase C

44

D

Uppercase D

45

E

Uppercase E

46

F

Uppercase F

47

G

Uppercase G

48

H

Uppercase H

49

I

Uppercase I

4A

J

Uppercase J

4B

K

Uppercase K

4C

L

Uppercase L

4D

M

Uppercase M

4E

N

Uppercase N

4F

O

Uppercase O

50

P

Uppercase P

51

Q

Uppercase Q

52

R

Uppercase R

53

S

Uppercase S

54

T

Uppercase T

55

U

Uppercase U

56

V

Uppercase V

57

W

Uppercase W

58

X

Uppercase X

59

Y

Uppercase Y

5A

Z

Uppercase Z

5B

[

Opening bracket

5C

\

Backslash

5D

]

Closing bracket

5E

^

Caret

5F

_

Underscore

60

`

Grave accent

61

a

Lowercase a

62

b

Lowercase b

63

c

Lowercase c

64

d

Lowercase d

65

e

Lowercase e

66

f

Lowercase f

67

g

Lowercase g

68

h

Lowercase h

69

i

Lowercase i

6A

j

Lowercase j

6B

k

Lowercase k

6C

l

Lowercase l

6D

m

Lowercase m

6E

n

Lowercase n

6F

o

Lowercase o

70

p

Lowercase p

71

q

Lowercase q

72

r

Lowercase r

73

s

Lowercase s

74

t

Lowercase t

75

u

Lowercase u

76

v

Lowercase v

77

w

Lowercase w

78

x

Lowercase x

79

y

Lowercase y

7A

z

Lowercase z

7B

{

Opening brace

7C

|

Vertical bar - pipe

7D

}

Closing brace

7E

~

Equivalency sign - tilde

7F


Delete