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Printer controls – Printek FormsMaster 8000 User Manual

Page 45

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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.