Saveo Scan M22D-BH, User Manual

Page: 72 / 178

Symbologies
Code 39
72
Transmit Bu ff er
There are two methods to transmit the Code 39 bu ff er.
1.
Scan the Transmit Bu ff er barcode below. Only a start character, a plus (+), and a stop
character.
The decoder transmits and clears the bu ff er.
The decoder issues a Lo/Hi beep.
Please Note: The Transmit Bu ff er contains only a plus (+) character. In order to scan this
command, be sure Code 39 length is set to include length 1.
2.
Scan a Code 39 barcode with a leading character other than a space.
The decoder appends new decode data to bu ff ered data.
The decoder transmits and clears the bu ff er.
The decoder signals that the bu ff er was transmitted with a lo/hi beep.
The decoder transmits and clears the bu ff er.
Transmit Bu ff er
Over fi lling Transmission Bu ff er
The Code 39 bu ff er holds 200 characters. If the symbol just read results in an over fl ow of
the transmission bu ff er:
The decoder indicates that the symbol was rejected by issuing three long, high beeps.
No transmission occurs.
The data in the bu ff er is not a ff ected.
Attempt to Transmit an Empty Bu ff er
If the symbol just read was the Transmit Bu ff er symbol and the Code 39 bu ff er is empty:
A short lo/hi/lo beep signals that the bu ff er is empty.
No transmission occurs.
The bu ff er remains empty.
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