Argox AS8520 Manual page 65

UPCA
Insertion group number selection: The imager offers max.
two insertion groups for one symbology. By setting one or
two digits to indicate which insertion group you want to insert.
You may refer to Character insertion. The function is to insert
specific characters as a group into transmitted data of
selected symbologies. Enable the group insertion by
selecting the group number.
Example: Group 2 → set 02 or 20.
Group 1 and 4 → set 14 or 41.
Notes 1): Group number set to "0" means that no group
insertion required.
2): Details about the Insert Group settings please refer
to page 121
table.
Supplement digits: The Supplement digits barcode is the
supplemental 2 or 5 characters for WPC code.
Format
Leading
Zero
Truncation / Expansion: The leading "0" digits of UPCA
data characters can be truncated when the function is
enabled.
st
~124
Data Digits Check
(11 Digits)
th
, and page 130
Supplement Digits
2 or 5 or
Digit
UCC / EAN
59
th
ASCII code
128