Compuprint 10200 Programmer Manual - Manual (Page 39)

Commands
35
ESC [ @
Sets double high printing and double line feed. (IBM)
ASCII Code ESC [ @ l h m
1
m
2
m
3
m
4
Hexadecimal Value 1B 5B 40 l h m
1
m
2
m
3
m
4
Decimal Value 27 91 64 l h m
1
m
2
m
3
m
4
l =normally 4, h = normally 0, m
1
= 0, m
2
= 0
This command sets height, width and vertical spacing.
The l and h parameters specify the number of mode bytes m
x
contained in the sequence.
The m
3
and m
4
parameters specify the printing characteristics.
The m
3
parameter controls both the line spacing and the character height. It has two parts: a
high-order half-byte of m
3
controls the line spacing and the low-order half-byte controls the
character height.
m
3
Character Height Line Spacing
0 No change No change
1 Standard character height Line feeds unchanged
2 Double character height Line feeds unchanged
16 Character height unchanged Normal line feeds
17 Standard character height Normal line feeds
18 Double character height Normal line feeds
32 Character height unchanged Double line feeds
33 Standard character height Double line feeds
34 Double character height Double line feeds