Code 39 Buffering (Scan And Store); Clear Transmission Buffer - Symbol LT 1804 Product Reference Manual

LT 1804 Product Reference Guide: Programming the LT 1804

Code 39 Buffering (Scan and Store)

While there is data in the transmission buffer, deleting Code 39 buffering
capability via the parameter menu is not allowed.
To allow disabling of Code 39 buffering, first force the buffer transmission (see
Transmit Buffer) or clear the buffer.
Buffer Data
To buffer data, Code 39 buffering must be enabled, and a symbol must be read
with a space immediately following the start pattern.
Unless symbol overflows the transmission buffer, unit gives hi/lo beep to
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indicate successful decode and buffering. See
Buffer.
Unit adds the message, excluding the leading space to the transmission
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buffer.
No transmission will occur.
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Clear Transmission Buffer

To clear the transmission buffer, read a symbol which contains only a start
character, a dash (minus), and a stop character, such as the bar code below.
Unit issues a short hi/lo/hi beep to signal that the transmission buffer has
•
been erased, and no transmission has occurred.
Unit erases the transmission buffer.
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No transmission will occur.
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CLEAR TRANSMISSION BUFFER
4-19
Overfilling Transmission