Справочное Руководство для Intermec 1800
Emulating special keyboard keys—Keyboard wedge
SP/XX/RM/10/E/960401
39
Emulating special keyboard keys—
Keyboard wedge
Keyboard wedge
Interpreting and transmitting special keyboard keys
Different symbologies support different character formats. The ScanPlus transmission
format is different according to the symbologies used (
format is different according to the symbologies used (
Ð
Symbologies - Character formats
and ScanPlus transmission format
).
Only symbologies supporting the full ASCII character set allow the
encoding of certain special keyboard keys such as <Return> and
<Tab>.
encoding of certain special keyboard keys such as <Return> and
<Tab>.
No symbologies support the encoding of other function keys such as
<PF1> and <PageDown>.
<PF1> and <PageDown>.
The Special keys interpretation codes provided below allow you to
interpret different Code 39 character combinations as special
keyboard keys.
interpret different Code 39 character combinations as special
keyboard keys.
The Special keys transmission codes allow you to transmit certain
special keyboard keys directly as a single keyboard character instead
of a <Ctrl> character combination.
special keyboard keys directly as a single keyboard character instead
of a <Ctrl> character combination.
Example
code read
interpreted as
transmitted as
(Code 39 code)
x x x x x
.
L x x x
x x x x x
.
L x x x
x x x x x
.
L x x x
Special keys interpretation
x x x x x <Backspace> x x x
Special keys transmission
x x x x x <Ctrl> H x x x
(full ASCII symbology code)
x x x x x <Backspace> x x x
x x x x x <Backspace> x x x
or
x x x x x <Backspace> x x x