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6-45Programming
Horizontal Tab Set
ASCII Hex Decimal
P-Series N/A N/A N/A
Serial ESC
D n
1B 44 n
27 68 n
Purpose
Sets up to 32 horizontal tab positions.
Expression CHR$(27);”D”;CHR$(n1);...CHR$(n32);CHR$(0);
where n1
through n32 specify the character column of the
tab positions. CHR$(0)
is
the sequence terminator.
Comment Up to 32 different tab positions may be set. The values must be listed in asĆ
cending
order or they are ignored. The physical tab position is the product
of
n"
and the current cell width (1/pitch), excluding double wide. T
abs in excess
of
32 or those positioned beyond 13.2 inches are also ignored.
Tab positions may be cleared by sending the CHR$(27);D";CHR$(0) seĆ
quence. Powering the printer on/off will initialize the tabs to every eighth
character
column. Horizontal tabs are accessed by control code HT
.
Example
The following example illustrates horizontal tab setting and accessing.