Star Micronics LC-20 User Manual page 70

Dot matrix printer
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DefineNLQ downloadcharacters
IMode/
ASCII
Decimal
I
Hexadecimal
cESC> "&" <O> nl
27 36
0 nl
IB 26 LII nl
std.
d
rno
ml
m2
d
d
ml d
d
mo ml d
d
. . .
m46
nd ... m46
ti
... m46
.Definesoneor morenewNLQcharactemand storesthemin RAM
for later use. DIP switch 1-2 must be OFF. NLQ mode must be
selectedbeforethis commandis executed.The parametersare the
same as for the draftdownloadcharactercommandexceptthat the
attributebytespecifiesrightspaceinsteadofcharacterwidthandthe
dot densityis doubledin each direction,so each characterconsists
of 16 dots verticallyand 23 dots horizontallyand requires46 data
bytes.Dotsdefinedby ml to m23areprintedon the firstpassof the
head. Dots definedby m24to m46areprintedon the secondpass,
the paperbeingscrolledup half a dot betweenthe two passes.For
furtherdetails,pleaserefer to the Chapter5.
Definedraft downloadcharacters
Mode
ASCII
Decimal
Hexadecimal
<ESC>
"="
nl
n2
<DC4>
27 61 nl n2 20 IB 3D nl n2 14
IBM
aO
al
a2
ml
aO al
a2 ml
aO al
d
ml
d
. . . mll
d
. . . mll
d
. . . mll
Definesone or morenew draftcharactersand storesthemin RAM
for later use. Draft modemust be selectedbeforethis commandis
executed.nl and n2 givethe numberof databytesthat willfollow.
dOis the charactercodeof the firstcharacterdefined.al anda2 are
attributesbytes.ml to mll are the characterdata,and are the same
as in <ESC> "&". The attributebyte al indicates whether the
characteris an ascender(not using the lowest of the nine vertical
dots)or a descender(not usingthe highestdot) and whetherit has
a downwardextensionto 12dots.
The attributebytea2 givesproportional-spacing information. B it7
is ignored.Bits 4 to 6 specifythe offsetto the first byte printed(O
to 7), enablingleadingspacesin the characterto be ignored.BitsO
to 3 specifythewidthof the charactercell(maximum11dots).The
characterwillbe followedby a mandatoryblankdot columnwhich
is not includedin this width.
Charactersdefinedby thiscommandcan be selectedby -d3Sb "I"
4 or <ESC>
"I"
5. This commandis ignoredwhenDIP switch 1-2
is ON.
62

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