printer.printBarcode("1234567890", BarcodeType.CODE128); printer.cutPaper(PaperCut.PARTIAL); printer.openCashDrawer(100); // 100ms pulse

// Print receipt printer.setTextBold(true); printer.println("STORE NAME"); printer.setTextBold(false); printer.println("Item $1.99"); printer.println("Tax 0.16"); printer.println("Total $2.15");