Printer controls – Printek FormsMaster 8000 User Manual
Page 45

Epson FX Emulation
39
m DPI Graphics
ESC * m n1 n2 data
Selects eight wire graphics of density m as listed in the following table for n1 + (n2 x 256) columns of
data.
m
Density _______
0
60 dpi (same as ESC K)
1
120 dpi (same as ESC L)
2
120 dpi high speed (same as ESC Y)
3
240 dpi high speed (same as ESC Z)
4
80 dpi
5
72 dpi
6
90 dpi
7
144 dpi
Example: The following escape sequence will print four bytes of graphics data at 72 x 72 dpi. The
resulting figure will resemble a square, since the horizontal and vertical density are the same. If some
other density is chosen, the figure will resemble a rectangle.
Escape Sequence:
ESC
*
5
4
0
<
<
<
<
Hexadecimal:
1B
2A
05
04
00
3C
3C
3C
3C
Printer Controls
Bell
BEL
Causes the printer's bell to sound.
Control code:
BEL
Hexadecimal:
07
Unidirectional Mode (one line)
ESC <
Selects unidirectional mode for the current line (until a carriage return is received). This will force the
line to print from left to right.
Escape Sequence:
ESC
<
Hexadecimal:
1B
3C
Unidirectional Mode
ESC U n
Selects unidirectional mode for n=1, or bidirectional mode for n =0. Printing is normally bidirectional.
Unidirectional printing provides more accurate positioning, but causes lower throughput.
Example: The following escape sequence will force unidirectional printing.
Escape Sequence:
ESC
U
1
Hexadecimal:
1B
55
31
Reset
ESC @
Deletes all data on the current line and initializes the printer to the default settings for the current form.