Appendix C: ASCII Character Codes

MOST SIGNIFICANT BITS

LEAST SIGNIFICANT BITS

0

1

2

3

4

5

6

7

0

Null

Data Link Escape

Space

0

@

P

`

p

1

Start of Heading

Device Control 1

!

1

A

Q

a

q

2

Start of Text

Device Control 2

2

B

R

b

r

3

End of Text

Device Control 3

#

3

C

S

c

s

4

End of Transmit

Device Control 4

$

4

D

T

d

t

5

Enquiry

Neg Acknowledge

%

5

E

U

e

u

6

Acknowledge

Synchronous Idle

&

6

F

V

f

v

7

Bell

End of Trans Block

7

G

W

g

w

8

Backspace

Cancel

(

8

H

X

h

x

9

Horizontal Tab

End of Medium

)

9

I

Y

i

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