Toshiba B-EP Series Interface Specification page 493

7.5.10 NO. OF COLUMNS (STRINGS) COMMAND
Function Sets the number of columns (strings).
Format [GS] cn
Initial value n: 06H
Term n: No. of columns (strings)
Explanation (1) When "n" is set to any value other than the above range, a command error occurs.
(2) This command is effective for the PDF417 only.
printing other barcode/two-dimensional codes, the command will be ignored.
Refer to: Barcode/Two-Dimensional Code Print Command ([GS] k)
01H to 1EH (01 to 30)
CHAPTER 7 RECEIPT MODE (INTERFACE COMMANDS)
[GS] c
7-24
B-EP Series
If this command is sent for