Tally Genicom Matrix Printer - Manual (Page 52)

7265 Programmer’s Manual 48
Copyright © 2004 TallyGenicom Chapter 3 ANSI Bar Codes
Bar Code Style Characteristics
The following pages show specific information about the various styles. A NULL character is a
combination of bars and spaces unique to a particular style that is printed when a nonvalid
character is encountered in received bar code symbol data. A null character in the symbol shows
up as a diamond in the human-readable line if the HRL is enabled.
Interleaved 2 of 5 (Style 0)
1 Bars per unit (2 characters): 5 dark bars and 5 light bars
2 Character set: 0 through 9
3 Start character: 2 dark bars and 2 light bars Stop character: 2 dark bars and 1
light bar
4 Center character code: None
5 NULL character: Yes
6 Intercharacter gap: None
7 Characters per symbol: Variable
8 Check digit: None.
9 Delimiters: Space, comma, horizontal tab, hp_relative
10 HR characters: Currently selected font, special HR font, special OCR-A/OCR-B
font (120 DPI only)
11 CPI at default element widths: 6.857
12 Combined start-stop character length: 0.167"
Bidirectional/Industrial 2 of 5 (Styles 1 and 3)
1 Bars per character: 5 dark bars and 4 light bars
2 Character set: 0 through 9
3 Start/Stop characters: 2 dark bars and 1 light bar
4 Center character code: None
5 NULL character: Yes
6 Intercharacter gap: None
7 Characters per symbol: Variable
8 Check digit: None
9 Delimiters: Space, comma, horizontal tab, hp_relative
10 HR characters: Currently selected font, special HR font, special OCR-A/OCR-B
font (120 DPI only)
11 CPI at default element widths: 4.3
12 Combined start-stop character length: Style 1 = 0.319", Style 3 = 0.139"