UP-3300 (serv.man14). Service Manual - Sharp EPOS Service Manual (repair manual). Page 23

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CODE128 bar code
CODE128, which is made by encoding full ASCII 128 characters,
represents different things by using three start codes which are
functions.
CODE A: Able to represent ASCII characters 00H through 5FH.
CODE B: Able to represent ASCII characters 20H through 7FH.
CODE C: Represents 2-digit numbers (00-99) with one character.
1
The start character (CODE A/CODE B/CODE C) must be
selected at the beginning of the bar code data.
2
The special character is specified by “{” plus one character.
ASCII character “{” itself is specified by sending two charac-
ters “{” successively. 
Special
character
Transmit data
ASCII
Hexadecimal
Decimal
SHIFT
{S
7B, 53
123, 83
CODE A
{A
7B, 41
123, 65
CODE B
{B
7B, 42
123, 66
CODE C
{C
7B, 43
123, 67
FNC1
{1
7B, 31
123, 49
FNC2
{2
7B, 32
123, 50
FNC3
{3
7B, 33
123, 51
FNC4
{4
7B, 34
123, 52
{
{ {
7B, 7B
123, 123
The HRI characters of SHIFT / CODE A, B, C / FNC 1, 2, 3 are
not printed.
Characters which can be printed using CODE A 
Character
Transmit data
Hexadecimal
Decimal
NUL
00
0
SOH
01
1
STX
02
2
ETX
03
3
EOT
04
4
ENQ
05
5
ACK
06
6
BEL
07
7
BS
08
8
HT
09
9
LF
0A
10
VT
0B
11
FF
0C
12
CR
0D
13
SO
0E
14
SI
0F
15
DLE
10
16
DC1
11
17
DC2
12
18
DC3
13
19
DC4
14
20
NAK
15
21
SYN
16
22
ETB
17
23
CAN
18
24
EM
19
25
SUB
1A
26
ESC
1B
27
FS
1C
28
GS
1D
29
RS
1E
30
US
1F
31
SP
20
32
!
21
33
22
34
Character
Transmit data
Hexadecimal
Decimal
#
23
35
$
24
36
%
25
37
&
26
38
27
39
(
28
40
)
29
41
*
2A
42
+ 2B
43
, 2C
44
-
2D
45
.
2E
46
/
2F
47
0
30
48
1
31
49
2
32
50
3
33
51
4
34
52
5
35
53
6
36
54
7
37
55
8
38
56
9
39
57
:
3A
58
;
3B
59
<
3C
60
=
3D
61
>
3E
62
?
3F
63
 
@
40
64
A
41
65
B
42
66
C
43
67
D
44
68
E
45
69
Character
Transmit data
Hexadecimal
Decimal
F
46
70
G
47
71
H
48
72
I
49
73
J
4A
74
K
4B
75
L
4C
76
M
4D
77
N
4E
78
O
4F
79
P
50
80
Q
51
81
R
52
82
S
53
83
T
54
84
U
55
85
V
56
86
W
57
87
X
58
88
Y
59
89
Z
5A
90
[
5B
91
\
5C
92
]
5D
93
~
5E
94
_
5F
95
FNC1
7B, 31
123, 49
FNC2
7B, 32
123, 50
FNC3
7B, 33
123, 51
FNC4
7B, 34
123, 52
SHIFT
7B, 53
123, 83
CODE B
7B, 42
123, 66
CODE C
7B, 43
123, 67
4 – 16
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