<s>
Personal	B-Device
Printer	I-Device
Data	I-Device
Stream	I-Device
is	O
a	O
general	O
name	O
for	O
a	O
family	O
of	O
page	O
description	O
language	O
used	O
by	O
IBM	O
printers	O
,	O
which	O
includes	O
all	O
Proprinter	O
,	O
Quietwriter	O
,	O
Quickwriter	O
,	O
LaserPrinter	O
4019	O
,	O
and	O
LaserPrinter	O
4029	O
commands	O
.	O
</s>
<s>
Although	O
many	O
laser	O
or	O
inkjet	O
printers	O
do	O
not	O
support	O
PPDS	O
,	O
those	O
that	O
support	O
binary	O
printer	O
languages	O
still	O
use	O
the	O
ESC	O
syntax	O
,	O
which	O
include	O
Printer	B-Language
Command	I-Language
Language	I-Language
versions	O
1	O
to	O
5	O
and	O
the	O
Epson	B-Language
ESC/P	I-Language
command	O
set	O
.	O
</s>
<s>
PCL	B-Language
and	O
PPDS	O
use	O
different	O
characteristics	O
or	O
orders	O
when	O
searching	O
for	O
a	O
substitute	O
font	O
.	O
</s>
<s>
PCL	B-Language
uses	O
ASCII-encoded	O
numerical	O
values	O
as	O
command	O
parameters	O
,	O
while	O
PPDS	O
uses	O
binary	O
encoded	O
parameters	O
.	O
</s>
