ZPL commandsPrinter and media^SQHalt ZebraNet AlertNot supported by zplkit yetStops a ZebraNet alert from being sent.Format^SQa,b,c^SPStart PrintStarts printing the part of the label formatted so far while the printer keeps receiving the rest. Speeds up long labels.^SRSet Printhead ResistancePrinthead resistance value. Newer printer models set it automatically.