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m5
throughm9arecompression maskbits.Datacompressionallows
the efficientuse of memoryin storingdownloadedcharacterspro-
viding spacefor more charactersthan wouldbe availablewithout
compression.The printer repeatsthe previousdot column in the
currentcolumnwhenthecurrentcolumncompression maskbitis set
to 1.
Itisnecessarytodefineallof IndexTabledatabeforetheDotPattcm
datato downloadmany characters.
dl, d2, ... dx
is the DotPatterndatabeing downloaded.
Eachdatabyteindicateseightverticaldots,withthemostsignificant
bit beingthe top dot, and the least significantbit being the bottom
dot.
Copycharacterset from ROMinto RAM
Mode
ASCII
Decimal
Hexadecimal
Std.
<ESC>
":"
<O>
n
<o>
27 5fJ O
n
O
IB 3A 00
n 00
Copiesthe selectedcharacterset with n, as shown below, to the
correspondingdownload character RAM area, overwriting any
downloaddataalreadypresent.IgnoredwhenEDSswitchA-2isnot
set to
"RAM DOWNLOAD".
n Font
n Font
O Roman
1 Sanserif
2 Courier
3 Prestige
4 script
5 OCR-B
(Option)
6 OCR-A
(Option)
7 Orator
8 Orator2
(Option)
9 TW-Light
(Option)
10 LetterGothic (Option)
11 Blippo
(Option)
12 H-Gothic
13 Orane
(Option)
14 Cinema
(Option)
15 CODE39
(Option)
16 UPC/EAN
(Option)
17 Old Style
(Option)
18 Firenze
(Option)
32 SLQRoman
33 SLQTW-Light
34 SLQ Script (Option)
109
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