American Standard Code for Information Interchange

(ASCII)

"ask-ey"

Binary ASCII Table

 

Least

sig. bits

Most significant bits

000

001

010

011

100

101

110

111

0000

NUL

DLE

SP

0

@

P

'

p

0001

SOH

DC1

!

1

A

Q

a

q

0010

STX

DC2

"

2

B

R

b

r

0011

ETX

DC3

#

3

C

S

c

s

0100

EOT

DC4

$

4

D

T

d

t

0101

ENQ

NAK

%

5

E

U

e

u

0110

ACK

SYN

&

6

F

V

f

v

0111

BEL

ETB

'

7

G

W

g

w

1000

BS

CAN

(

8

H

X

h

x

1001

HT

EM

)

9

I

Y

i

y

1010

LF

SUB

*

:

J

Z

j

z

1011

VT

ESC

+

;

K

[

k

{

1100

FF

FS

,

<

L

\

l

|

1101

CR

GS

-

=

M

]

m

}

1110

SO

RS

.

>

N

^

n

~

1111

SI

US

/

?

O

_

o

DEL

 

Hexadecimal ASCII Table

Least

sig. hex digit

Most significant hex digit

0

1

2

3

4

5

6

7

0

NUL

DLE

SP

0

@

P

'

p

1

SOH

DC1

!

1

A

Q

a

q

2

STX

DC2

"

2

B

R

b

r

3

ETX

DC3

#

3

C

S

c

s

4

EOT

DC4

$

4

D

T

d

t

5

ENQ

NAK

%

5

E

U

e

u

6

ACK

SYN

&

6

F

V

f

v

7

BEL

ETB

'

7

G

W

g

w

8

BS

CAN

(

8

H

X

h

x

9

HT

EM

)

9

I

Y

i

y

A

LF

SUB

*

:

J

Z

j

z

B

VT

ESC

+

;

K

[

k

{

C

FF

FS

,

<

L

\

l

|

D

CR

GS

-

=

M

]

m

}

E

SO

RS

.

>

N

^

n

~

F

SI

US

/

?

O

_

o

DEL

 

 

NUL Null

SOH Start of header

STX Start of text

EOT End of text

ETX End of transmission

ENQ Enquiry

ACK Acknowledge

BEL Bell

BS Backspace

HT Horizontal tab

LF Line feed

VT Vertical tab

FF Form feed

CR Carriage return

SO Shift out

SI Shift in

DLE Data link escape

DC1 Device control 1

DC2 Device control 2

DC3 Device control 3

DC4 Device control 4

NAK Negative acknowledge

SYN Synchronous idle

ETB End transmission block

CAN Cancel

EM End of medium

SUB Substitute

ESC Escape

FS File separator

GS Group separator

RS Record separator

US Unit separator

DEL Delete