Density Varieties
Although all the examples so far in this chapter have been in the
single-density graphics mode, the LX-90 offers five other eight-pin
density modes and two nine-pin ones. Nine-pin graphics is not neces-
sary for most uses, but you can find its command (ESCape "
Appendix B. All the eight-pin densities and their commands are
described in Table
You are familiar with the command format that uses the ESCape
code and a letter, but LX-90 graphics commands can also be in the
following format:
LPRINT CHR$(27)"*"CHR$(m)CHR$(nl)CHR$(n2);
with m being the mode number found in the left column of Table
As usual, nl and n2 reserve the number of columns for graphics. The
seven modes include six densities, with two speeds for double-density.
52
8-l.
Table 8-1. Graphics modes
") in
A
8-l.