ZPL commandsPrinter and media

~JSChange Backfeed Sequence

Not supported by zplkit yet

Controls when the printer backfeeds labels after tear-off or peel-off, as a percentage before and after printing.

Format

~JSb

Parameter	Description	Default
`b`	Backfeed orderA 100% after printing, B 100% before the next label, N normal (90% after), O off, or 10 to 90 in steps of 10 (percent done after printing)	N

^JSSensor Select

Selects which media sensor the printer uses to detect labels.

^JTHead Test Interval

Sets how often the printer runs its automatic printhead test, counted in labels.