Star Micronics NX-1000, User Manual

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I lie m ost significan bit o f the attribute byte is 1 i f the character is an
ascender (positioned entirely above the baseline) or 0 if it is a descender
(descending below the baseline). The attribute byte also indicates the
ii
mount o f w hite space to the left o f the character (0 to 7 dots, specified
by bits 4 to 6), and the w idth o f the character cell, including this space
(4 to 15 dots, specified by bits 0 to 3). The left space and cell w idth at­
tributes are used only in proportional spacing.
l ach data byte indicates eight vertical dots, w ith the M SB being the top
dot and the LSB the bottom dot. T hese correspond to pins 1 to 8 or 2
to 9 o f the print head, depending on whether the character is an ascender
or descender.
For further details, please refer to the A ppendix C.
Dofine NLQ dow nload characters
Mmln
ASCII Decimal H exadecim al
< ESC > < 0 >
n l 27 38 0 n l IB 26 00 n l
Hnlll
n 2 mO m l m 2 n 2 mO m l m 2 n 2 mO m l m 2
m 3 ... m 46 m 3 ...m 4 6 m 3 ...m 4 6
D efines one or m ore new N L Q characters and stores them in R A M for
later use. D IP sw itch 2-1 m ust be O F F . N L Q m ode m ust be selected before
this com m and is executed. The param eters are the sam e as for the draft
dow nload character com m and except that the attribute byte specifies right
space instead o f character w idth and the d ot d ensity is doubled in each
direction, so each character con sists o f 16 d o ts vertically and 23 dots
horizontally and requires 46 data bytes. D o ts defined by
m l
to
m 2 3
are
printed on the first pass o f the head. D o ts defined by
m 2 4
to
m 4 6
are printed
on the second pass, the paper being scrolled up h a lf a d ot betw een the
two passes. F or further details, please refer to the A ppendix C.
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