Character Size and Line Spacing – Width and Height
Double Wide ON | SO |
This command sets any printed characters to double wide.
Control Code: | SO |
Hexadecimal: | 0E |
Decimal: | 14 |
Double Wide OFF | SI |
This command disables the double wide feature.
Control Code: | SI |
Hexadecimal: | 0F |
Decimal: | 15 |
Double High ON | FS |
This command enables double high printing. The characters printed after this control character will be printed as double height and also the interline spacing is doubled in height. This feature will be disabled using the control character GS. Refer to the “Double High OFF” control character for more details.
Control Code: | FS |
Hexadecimal: | 1C |
Decimal: | 28 |
Double High OFF |
| GS |
This command disables double high printing. |
| |
Control Code: | GS |
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Hexadecimal: | 1D |
|
Decimal: | 29 |
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Set Text Line Spacing | ESC a n |
This command sets the line spacing between successive printed text lines (dot row). Each dot row is 0.125mm. 0 ≤ n ≤ 40 ) decimal= . If n value is greater than 0x28 or Decimal 40, then n will be set to 0x28 )Decimal 40).
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 | NUL |
Hexadecimal: | 1B | 61 | 00 |
Decimal: | 27 | 97 | 0 |
Example 2: The following escape sequence sets the line spacing to 40 dot lines (0x28 and Decimal 40)
Escape Sequence: | ESC | a | ( |
Hexadecimal: | 1B | 61 | 28 |
Decimal: | 27 | 97 | 40 |
Note 1: Printer’s default settings are set to
Note 2: Line spacing must be set to zero when printing PC
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