IBM Proprinter

Code
Description
ESC
E
Emphasized
Printing
Changes
the
printer
to
emphasized
printing.
Characters
are
struck
twice
with
the
smallest
possible
horizontal
space
between
strikes.
During
this
mode,
the
printer
runs
at
half
speed.
LPRINT
CHR$(27)
;CHR$ (
69
) ;
or,
LPRI
NT
CH
R$ ( 2
7)
; " E
";
ESCF
Cancel
Emphasized
Printing
Ends
emphasized
printing
started
by
ESC
E.
LPRI
NT CHR$ (
27
) ;CHR$ (
70
) ;
or,
LPRI
NT
CH
R$ ( 2
7)
; " F
";
ESC
G
Double
Strike
(NLQ)
Printing
This
sequence
sets
double
strike
mode
.
Characters
print
in
near-letter
quality
(NLQ)
mode
.
LPRI
NT
CHR$ (
27
) ;CHR$
(7
1 ) ;
or,
LPRI
NT
CHR$ (
27)
;
"G";
ESCH
Cancel
Double
Strike
(NLQ)
Printing
This
sequence
ends
double
strike
printing
started
by
ESC
G.
LPRI
NT
CH
R$ ( 2
7)
; CHR$ ( 7 2 ) ;
or,
LPRINT
CHR$ ( 2
7)
i
II
H
II
i
4-13