2
4
UPC-A Preamble
Parameter # 0x22
Preamble characters (Country Code and System Character) can be transmitted as part of
a UPC-A symbol. Select one of the following options for transmitting UPC-A preamble to
the host device: transmit system character only, transmit system character and country
code (“0” for USA), or transmit no preamble.
No Preamble
(<DATA>)
(0x00)
*
System Character
(<SYSTEM CHARACTER> <DATA>)
(0x01)
System Character & Country Code
(< COUNTRY CODE> <SYSTEM CHARACTER> <DATA>)
(0x02)
