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GS1 DataBar Specifications
Description
GS1 DataBar symbols can carry more information and identify small items than the current
EAN/UPC bar code. GS1 DataBar enables GTIN identification for hard-to-mark products like fresh
foods, jewelry and do-it-yourself hardware products and can carry GS1 Application Identifiers such as
serial numbers, lot numbers, and expiration dates.
Character set
numeric, alphanumeric, byte / binary, Kanji
QR Code Models
Model 1 is the original specification.
Model 2 is an enhanced form of the symbology.
Error Correction
Levels
Ultra High Reliability Level (30% of codewords can be restored)
High Reliability Level (25% of codewords can be restored)
Standard Level (15% of codewords can be restored)
High Density Level (7% of codewords can be restored)
Data Modes
AUTO (do not need to specify the character mode)
MANUAL (need to specify the character mode.)
Elements per
symbol
Square dot/element with the following pixel multipliers: 1(none), 2, 4(default), 8, 16
Max. Characters
7366
QR Code Command Structure:
<ESC> – ‘z’ or ‘Z’ – ‘6’ – TYPE – DATA SIZE – ELEMENT SIZE – X UNDERCUT – Y UNDERCUT – SEP ROW HEIGHT – MAX
SEG PER ROW - [User’s Data]
Parameters:
1) ESC(0x1B)
2) "Z"(0x5A) or "z"(0x7A) - Enables\disables annotation
3) "6"(0x36) - Selects GS1 DataBar barcode family
4) 1(SOH) through 12(FF) - selects symbology type, where:
New GS1 Databar
1(SOH) RSS-14 GS1 DataBar Omnidirectional
2(STX) RSS-14 Truncated GS1 DataBar Truncated
3(ETX) RSS-14 Stacked GS1 DataBar Stacked
4(EOT) RSS-14 Stacked Omnidirectional GS1 DataBar Stacked Omnidirectional
5(ENQ) RSS Limited GS1 DataBar Limited
6(ACK) RSS Expanded GS1 DataBar
Expanded
7(BEL) UPC-A
8(BS) UPC-E
9(HT) EAN-13
10(LF) EAN-8
11(VT) UCC/EAN-128 & CC-A/B
12(FF) UCC/EAN-128 & CC-C
5) 0(NULL)-256(0xFF) - number of bytes to encode. For more information please refer to "Data input string format:" section
below.