Motorola LS1203 用户手册

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页码 202
Symbologies 8 - 15
UPC-E1 Preamble
Preamble characters are part of the UPC symbol consisting of Country Code and System Character. Three options 
are given for transmitting UPC-E1 preamble to the host device: transmit System Character only, transmit System 
Character and Country Code (“0” for USA), and no preamble transmitted. Scan a bar code below to match the host 
system.
Convert UPC-E to UPC-A
Enable this to convert UPC-E (zero suppressed) decoded data to UPC-A format before transmission. After 
conversion, the data follows UPC-A format and is affected by UPC-A programming selections (e.g., Preamble, 
Check Digit).
When disabled, UPC-E decoded data is transmitted as UPC-E data, without conversion.
No Preamble 
(<DATA>)
*
System Character
(<SYSTEM CHARACTER> <DATA>)
System Character & Country Code
(< COUNTRY CODE> <SYSTEM CHARACTER> 
<DATA>)
Convert UPC-E to UPC-A
(Enable)
*
Do Not Convert UPC-E to UPC-A
(Disable)