Citizen Systems iDP-3550 - Manual (Page 56)

[Outline] This command cancels the double width characters set with SO. The data following this
command are printed in the ordinary character width.
SI
(CBM2 Mode)
[Function] Canceling the double width character/Specifying the shift-in side characters
[Code] <0F>H
[Outline] This command cancels the double width characters set with SO. The data following this
command are printed in the ordinary character width.
In the case of a serial interface, if 7-bit data is selected, the shift-in side character is printed.
LF
[Function] Printing and paper feed
[Code] <0A>H
[Outline] If the print buffer contains the data, this command will feed the line after printing. If not, the
command only feeds the line.
CR
[Function] Printing
[Code] <0D>H
[Outline] This command prints the data. If the DIP switch segment 1-6 is set to OFF, the printer will
print the data in the print buffer and feed the paper by one line.
If it is set to ON, the printer will print the data in the print buffer and will not feed the paper.
DC1
(CBM1 Mode)
[Function] Initializing the printer
[Code] <11>H
[Outline] This command initializes the printer.
The input buffer is not cleared.
The settings of the DIP switch segments are not re-read.