OPTICON Universal menu book
U48
3.3.2. Options for UPC-E
The UPC-E symbology is a fixed length
symbology encoding 6 data digits, a check digit
and non printable start/stop characters. The
following characters are supported:
• the digits 0 upto 9
An optional leading digit can be transmitted,
which together with the data and the check digit
forms an 8 digit field providing a compatibility
with the EAN-8 format. For string format see
figure 3.14.
UPC-E add-on 2/add-on 5:
The UPC-E symbology as described above can
be succeeded by an additional 2 or 5 digit UPC-
E code. For string format see figure 3.15.
UPC-E0 stands for UPC version E0 and the
first digit is always a '0'. UPC-E1 stand for UPC
version E1 and the first digit is a '1'. Options for
UPC-E0 affects UPC-E1 too. Support for UPC-
E1 is reader dependent.
Options for UPC-E:
• enable transmission of the leading digit
• disable transmission of the check digit
• transmit UPC-E as UPC-A
Transmit UPC-E as UPC-A:
If this option is enabled, a UPC-E label is
transmitted in the UPC-A format.
Fig. 3.14. Options for UPC-E
leading digit
(0 or 1)
data
(6 digits)
check
digit
UPC-E
Fig. 3.15. Options for UPC-E
leading digit
(0 or 1)
data
(6 digits)
add-on
2 or 5
UPC-E, +2, +5
check
digit
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