Epson LQ-2550 User Manual page 225

DC2
Format:
ASCII code:
Decimal:
Hexadecimal: 12
Comments:
Cancels condensed printing set by SI, ESC SI, or SelecType.
so
Format:
ASCII code: SO
Decimal :
Hexadecimal: 0E
Comments:
Double-wide mode doubles the width of all characters. This mode is
cancelled by a carriage return or DC4. ESC SO duplicates this
command.
ESC W
Format:
ASCII code:
Decimal:
Hexadecimal:
Comments:
The following values can be used for n:
1: Mode is turned on.
0: Mode is turned off.
Double-wide mode doubles the width of all characters.
Command Summary
DC2
18
14
ESC W
27 87
1B 57
Cancel Condensed Mode
Select Double-Wide Mode (one line)
Turn Double-Wide Mode On/Off
n
n
n
8-25