Epson LQ-850 Manuel D’Utilisation

An example character definition program should make this clear:

In line 10, the ESC x command selects draft style printing.

The actual character definition starts in line 20. The two at signs

(@) in line 30 represent 

 and 

 the range of characters being

defined (in this case, a range of one). Line 40 contains 

 and

The information about the actual character design (which is

contained in the data statements at the end of the program) is sent

to the printer in the loop between lines 50 and 70.

When defining Letter Quality or proportional characters in

BASIC, put a WIDTH statement in your program to prevent

carriage return and line feed codes from interfering with your

definitions.