Chapter 4 Application Development Information ESC/POS ESC/POS is the Epson original printer command system for POS printers and customer display. With ESC/POS commands, you can directly control all functions of this product, but comparing to using drivers and the development kit, more detailed information about the product specifications and combination of commands are required. For details on the ESC/POS commands, see "ESC/POS Command Reference for Customer Displays" by accessing the URL below. U https://support.epson.net/publist/reference_en/ 37