ZPL commandsPrinter and media~JBReset Optional MemoryNot supported by zplkit yetResets (erases) optional memory, on printers that have it.Format~JB^JBInitialize Flash MemoryInitializes (erases and formats) a flash memory device.~JCSet Media Sensor CalibrationMedia sensor calibration. The printer feeds labels to learn the label length and set its sensors.