Printek Emulation
Set Printer to 22.6 cpi SI Sets the character size to 22.6 cpi. This is equivalent to sending ESC k 4.
This command must be sent prior to any printable characters on the line. If sent after printable characters are
received, a Carriage Return and Line Feed will be inserted and a new line started before the command takes
effect.
Control Code: SI
Hexadecimal: 0F
Set Printer to 22. 6 cpi DC4 Sets the character size to 22.6 cpi. This is equivalent to sending ESC k 4.
This command must be sent prior to any printable characters on the line. If sent after printable characters are
received, a Carriage Return and Line Feed will be inserted and a new line started before the command takes
effect.
Control Code: DC4
Hexadecimal: 14
Double High On FS Enables double high printing. This will cause the characters and the interline spacing to be doubled in height.
Double high printing will be in effect until the Double-High Off (GS) command is received.
This command must be sent prior to any printable characters on the line. If sent after printable characters are
received, a Carriage Return and Line Feed will be inserted and a new line started before the command takes
effect.
Control Code: FS
Hexadecimal: 1C
Double High Off GS Disables double high printing.
This command must be sent prior to any printable characters on the line. If sent after printable characters are
received, a Carriage Return and Line Feed will be inserted and a new line started before the command takes
effect.
Control Code GS
Hexadecimal: 1D
Set Text Line Spacing ESC a n Sets the number of dot rows the paper is to be moved after printing each row of text. Each dot row is 0.125mm.
0 ≤ n ≤ 10.
Example: The following escape sequence sets the line spacing to zero (as needed when printing line drawing
characters when the PC Line Drawing character set is selected).
Escape Sequence: ESC a 0
Hexadecimal: 1B 61 00
8