Brother HL- SERIES, Technical Reference Manual, Page: 233 / 392

Revision C 16/01/96
Chapter 5 " EPSON FX-850 " - 34
Print double-density image
EscL n
1
n
2
< image data> (27)(76)n1n2.... <1Bh><4Ch>n1n2....
Ÿ This command enables you to define and print a single line raster bit image on a single text
line.
Ÿ n
1
and n
2
define the number of bytes that comprise the image.
Ÿ The image consists of 256*n
2
+n
1
bytes of data, each byte representing a single vertical column
of 4/30".
Ÿ Each byte represents a vertical column of eight dots, the most significant bit representing the
dot at the top. Simply set a bit to 1 if you want a dot to appear in that position, and to 0 if you
want white space to appear.
Ÿ Images are printed from left to right.
Ÿ Images are printed at an approximate horizontal resolution of 120 dots per inch and at an
approximate vertical resolution of 72 dots per inch.
Ÿ You can only use this command in portrait orientation.
10 WIDTH “LPT1:”,255
20 LPRINT “*** ESC L n1 n2 ***
30 FOR I=1 TO 5
40 ‘* DOUBLE-DENSITY BIT IMAGE MODE *
50 LPRINT CHR$(27);”L”;CHR$(160);CHR$(0);
60 FOR J=1 TO 8
70 FOR K=1 TO 20
80 N=2^J-1
90 LPRINT CHR$(N);
100 NEXT K
110 NEXT J
120 LPRINT
130 NEXT I:END
*** ESC L n1 n2 ***
Sample 12