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Epson LQ Command Summary
Basic Control Codes
You can use the control codes listed in the following tables when
the printer is in LQ mode; that is, when DIP switch 11 is set to
ON.
NOTE: Because of hardware differences, the justification code,
ESC a, is not supported by your printer. Also, the styles of block
graphics characters at 12 cpi are different from normal Epson
LQ-510 printing.
Function ASCII Decimal Hexadecimal
End command NUL 0 00
Sound beeper BEL 7 07
Backspace one character BS 8 08
Horizontal tab control;
move to next tab
HT 9 09
Perform line feed LF 10 0A
Vertical tab control;
move to next tab
VT 11 0B
Perform form feed FF 12 0C
Perform carriage return CR 13 0D
Set double-wide mode
by line
SO 14 0E
Set condensed mode
(17 cpi); cancelled by
DC2
SI 15 0F
Set printer on-line DC1 17 11
Cancel condensed
mode (17 cpi) set
by SI
DC2 18 12
Set printer off-line DC3 19 13
Cancel double-wide
mode
DC4 20 14