32 Line Matrix Printer LinePrinter Plus Programmer's Reference

Deselect Printer

ASCII Code ESC Q 22

Hex Code 1B 51 16

Dec Code 27 81 22

Purpose Stops the printer from processing data received from the host

computer.

Discussion This code is for diagnostic use; it instructs the printer to stop

processing data received from the host system. In order to

resume processing data, the printer must be reset from the host

system.

Example Using the BASIC language, you may deselect the Proprinter III

XL with the following:

LPRINT CHR$(27);CHR$(81);CHR$(22);

Double Wide Print

ASCII Code ESC W

Hex Code 1B 57

Dec Code 27 87

Purpose Selects or cancels double wide (expanded) print.

where

may range from 0 through 255 (hex 00 through hex FF).

= 1, 3, 5 ... (any odd value), double wide print is selected.

= 0, 2, 4 ... (any even value), double wide print is cancelled.

Discussion An ESC W code sets or cancels double wide print, as follows:

When expanded print using ESC W is received, all characters

print double wide until cancelled by an even parameter hex

code.

Double wide print can also be set via the command SO and ESC

SO, double wide print for one line only. An ESC W code

overrides these settings.

Example The following sample illustrates expanded character printing and

expanded character printing reset.