Computer Memory As Sketch Pad; Array In Memory And On Paper - Epson FX Series User Manual

Figure
holes or cells arranged in rows and columns, as Post Office boxes are.
Each cell of the array corresponds to a dot position on the paper (Fig-
ure
13-2).
Figure
Although the cells in a numeric array can hold nearly any numeric
value, you use only the binary numbers
program. Figure
to represent no dot.
174

Computer memory as sketch pad

13-1.

Array in memory and on paper

13-2.
demonstrates using a
13-3
and for this graphics
1)
(0
to represent a dot and a 0
1