Справочное Руководство для Intermec 1800
Keyboard wedge
60
SP/XX/RM/10/E/960401
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:
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 (
Ð
Code mark
).
No preamble / postamble
No Preamble
No Postamble
Compose preamble / postamble
Compose Preamble
Compose Postamble
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
preamble—in our example we would scan the ASCII STX character
code (
code (
Ð
ASCII character codes
and
Keyboard wedge—Additional
preamble / postamble characters
).
3. Scan End Selection to finish.