Symbol Technologies DS6708 - Manual (Page 176)

13 - 14 DS6708 Digital Scanner Product Reference Guide
UPC-E Preamble
Parameter # 23h
Preamble characters are part of the UPC symbol, and include Country Code and System Character. There are
three options for transmitting a UPC-E preamble to the host device: transmit System Character only, transmit
System Character and Country Code (“0” for USA), and transmit no preamble. Select the appropriate option to
match the host system.
No Preamble (<DATA>)
(00h)
*
System Character (<SYSTEM CHARACTER> <DATA>)
(01h)
System Character & Country Code
(< COUNTRY CODE> <SYSTEM CHARACTER> <DATA>)
(02h)