TallyGenicom Matrix Printer Programmer's Manual page 253

Example
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100 LPRINT CHR$(27);"[2wthis is 7.5 cpi, ";
110 LPRINT CHR$(27);"[3wand 8.6 cpi"
120 END
REM character densities
LPRINT CHR$(27);"[4wthis is 10 cpi, ";
LPRINT CHR$(27);"[12wthis is 10 cpi (high resolution), "
LPRINT CHR$(27);"[5wthis is 12 cpi, ";
LPRINT CHR$(27);"[6wthis is 15 cpi, ";
LPRINT CHR$(27);"[7wthis is 17.1 cpi, ";
LPRINT CHR$(27);"[11wthis is 20 cpi, "
LPRINT CHR$(27);"[0wthis is 5 cpi, ";
LPRINT CHR$(27);"[1wthis is 6 cpi, "
Character Spacing
17