- a short program enabling you to draw single
line graphs on the ACE screen with a resolution
to load - 'load hi l m'
This program is very simple,
and has many applications.
The key word id P.
LISTING l and m shows the general application;
A 0 → 256(or less) DO LOOP.
Containing an equation or recovering data from a file.
The counter provides the X values.
The equation / file (or whatever your program supplies)
provides Y values in the rage 0 (top) to 168 (bottom).
These are then presented to P, which defines & prints new
characters as required.
'80 CALL' restores the normal character set.
Variable 'ch' is the ASCII code of the next character to be
Editing '1 CH !' out of 'START' allows both l and m to be present on the
screen at the same time (leaving very few normal characters!)