Technology

GSM Standard

When designing applications that make use of text messaging (SMS), developers must be aware of several character-sets that can be used to transmit information.

Select the character set appropriate for you:
GSM Standard
Unicode Characters
The 7 Bit Default Alphabet

GSM Standard

The GSM 03.38 Standard defines a default character set of usable characters across most GMS-enabled devices. The following is a listing of the 7-bit default alphabet.

The GSM 03.38 Default Character Set

DEC

 

0

16

32

48

64

80

96

112

 

HEX

0

10

20

30

40

50

60

70

0

0

@

Δ

SP

0

¡

P

 

p

1

1

£

_

!

1

A

Q

a

q

2

2

$

Φ

"

2

B

R

b

r

3

3

¥

Γ

#

3

C

S

c

s

4

4

è

Λ

Ą

4

D

T

d

t

5

5

é

Ω

%

5

E

U

e

u

6

6

ù

Π

&

6

F

V

f

v

7

7

ì

Ψ

&

7

G

W

g

w

8

8

ò

Σ

(

8

H

X

h

x

9

9

Ç

Θ

)

9

I

Y

i

y

10

A

LF

Ξ

*

:

J

Z

j

z

11

B

Ø

<ESC>

+

;

K

Ä

k

ä

12

C

ø

Ă

,

<

L

Ö

l

ö

13

D

CR

Š

-

=

M

Ñ

m

ñ

14

E

Å

 

.

>

N

Ü

n

ü

15

F

å

/

?

O

§

o

à

You want to send ascii:

Send the following:

Character

Decimal

Hex

Characters

Hex

Decimal

 

 

<ESC>e

1B 65

27 101

<FF>

10

0C

<ESC><LF

1B 0A

27 10

[

91

5B

<ESC><

1B 3C

27 60

\

92

5C

<ESC>/

1B 2F

27 47

]

93

5D

<ESC>>

1B 3E

27 62

^

94

5E

<ESC>^

1B 14

27 20

{

123

7B

<ESC>(

1B 28

27 40

|

124

7C

<ESC>@

1B 40

27 64

}

123

7A

<ESC>)

1B 29

27 41

~

126

7E

<ESC>=

1B 3D

27 61

back to top