TallyGenicom Matrix Printer Programmer's Manual page 116

Not all printer fonts are scaleable. Please refer to the printer's reference manual which
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fonts are supported. Scaleable fonts can only be printed in one quality (LQ).
Points:
Following point sizes (1/72 inch) are available:
8, 10 (10.5), 12, 14, 16, 18, 20 (21), 22, 24, 26, 28, 30, 32
Pitch:
Previously set pitch settings will be cancelled.
Following sequences are ignored in scaleable font mode:
ESC SI
ESC SO
ESC SP
ESC W
ESC w
SI
SO
Following sequences will cancel the scaleable font mode:
ESC !
ESC @
ESC g
ESC M
ESC P
ESC p
condensed print
enlarged print mode (automatically reset after one line)
character spacing
continuous enlarged print mode ON/OFF
double height
condensed print ON
enlarged print mode (automatically reset after one line)
print mode selection
printer initialization
character density 15 cpi
character density 12 cpi (Elite)
character density 10 cpi (Pica)
proportional spacing ON/OFF
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Character Styling