Table of Contents
Advertisement
RS-232
Preamble / postamble
The ScanPlus can send preambles and postambles—control codes before and after each
message—to emulate command keys on the keyboard and allow automatic data entry:
<preamble> <barcode data> <postamble>
Maximum number of characters in each preamble and postamble:
ScanPlus SP: maximum = 5 characters
ScanPlus ER / XP / PDF: maximum = 10 characters.
Preambles can contain customizable barcode type code marks (
No preamble / postamble
No Preamble
Compose preamble / postamble
Compose Preamble
Example
To enter the STX character (ASCII character 02) as a preamble:
1. Scan Compose Preamble.
2. Scan one or more character codes you want to include in the
3. Scan End Selection to finish.
130
preamble—in our example we would scan the ASCII STX character
ASCII character codes and Keyboard wedge—Additional
code (
preamble / postamble characters ).
Code mark ).
No Postamble
Compose Postamble
SP/XX/RM/10/E/960401
Advertisement
Table of Contents
