Star Micronics Line Thermal Printer Specifications page 29

SO
[Name] Set double wide
[Code] ASCII SO
Hex. 0E
Decimal 14
[Defined Area] - - -
[Initial Value] Cancels 2x wide expansion
[Function] Specifies double wide for ANK characters and Chinese characters.
This command is equivalent to ESC W n (n = 1).
DC4
[Name] Cancel expanded wide
[Code] ASCII DC4
Hex. 14
Decimal 20
[Defined Area] - - -
[Initial Value] - - -
[Function] Cancels expanded wide if the following commands specify expanded wide.
• Double wide specifying command (SO)
• Set/cancel double wide (ESC W)
• Set/cancel double wide/high (ESC i)
This command is equivalent to ESC W n (n = 0).
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STAR Line Mode Command Specifications 3-13