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E-3Appendix
Table E-2. Calculating the Character Size
Print Mode Bits Per
Dot Column
Number of
Dot Columns
HS10
HS12
HS13
DP10
DP12
DP13
DP15
DP17
NLQ10
NLQ12
NLQ15
OCR-A
OCR-B
Code* (dpi)
Dots per InchPrint/Pitch
120
120
120
180
180
180
120
120
120
120
120
120
120
9
6
6
6
9
9
9
9
9
12
12
12
16
16
12
10
12
10
9
8
7
18
15
12
12
12
and Pitch
*Print/Pitch Code is derived from the mn values in T
able 6-7 on page 6-59.
20
21
22
HSB10
HSB12
HSB13
HSB15
HSB17
HSC10
HSC12
HSC13
HSC15
HSC17
30
31
32
33
34
40
41
42
43
44
00
01
02
03
04
10
11
13
50
60
120
120
120
120
120
120
120
120
120
120
7
7
7
7
7
8
8
8
8
8
descenders
no
descenders
with
9
9
9
7
7
7
7
7
HS15
HS17
23
24
120
120
6
6
8
7
5
5
5
5
5
12
10
9
8
7
6
6
6
6
6
12
10
9
8
7
7
7
7
7
7
14
14
[
[
8 bits are actually used for descenders; the 9th bit is assumed to be zero.
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[
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