Specifications

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SK1-21/31
8．Command systems
Command systems are compatible with ESC/POS.
The details please refer to separate volume “command reference”.
8-１．Command table
1. Paper feed command
Command Standard mode Page mode
CR Carriage return / Line feed Retrieve page memory / Carriage return
LF Carriage return / Line feed Retrieve page memory / Carriage return
FF Page length printing Printing in page mode and returning to
standard mode
ESC C Set the page length
（Setting only）
ESC J Printing and feed forward Move Y axis in the forward direction
ESC j Printing and feed backward Move Y axis in the backward direction
ESC d Printing and consecutive line feed Consecutive line feed
2．Tab command
Command Standard mode Page mode
HT Horizontal tab
ESC D Set horizontal tab
3．Format command
Command Standard mode Page mode
ESC 2 Set the initial linefeed value
ESC 3 Set the linefeed value
ESC SP Set the left margin
GS L Set the right margin
（Setting only）
GS W Set the printing area width
（Setting only）
ESC $ Set absolute position of the
Printing area
（Setting only）
ESC a Align the position
4．Character modification command
Command Standard mode Page mode
ESC ! Modify character specifications in a batch
ESC G
ESC E
Specify the bold character / cancel
ESC { Specify inverse printing / cancel Specify inverse printing / cancel
ESC - Specify underline / cancel
GS ! Set a character size
GS B Specify the black and white reverse character / cancel