.Most printer commands consist of the escape code followed by one or more letters or numbers. Some examples are:
<ESC>WlDouble-width characters
<ESC>WO Normal width
<ESC>4Italic
<ESC>5Upright
Two lines with these commands embedded are shown below, together with the printed result.
File:
<ESC>WlPRINTER | COMMANDS<ESC>WO |
| ||
can help | you | to use | <ESC>4italic<ESC>5 | print. |
Printout:
PRINTERCOMMANDS
can | help | you | to | use | italic | print. |
You will probably not see the symbol < ESC > on the screen, but a different symbol such as h E or, A[ or perhaps no symbol at all. This depends on your software.
After printing the first page of a long job, you may want to pause to
check that the printing is correctly formatted. Press the On Line switch,
setting the printer
If you need to abandon a printing job before it is finished, your software
should provide a command for this purpose. Another simple expedient is to switch the printer’s power off.