node-thermal-printer/examples/escpos.js

Print on Epson, Star, Tranca, Daruma and Brother thermal printers with Node.js

const escpos = require('escpos');
const _ = require('escpos/commands');

const device = new escpos.USB("4070", "33054");
console.log("DEVICE", device)
const printer = new escpos.Printer(device);


device.open(function (err) {
  device.device.on('data', function (data) {
    console.log(data);
    console.log(data.toString('hex'));
  });

  device.write(_.DLE);
  device.write(_.EOT);
  device.write(String.fromCharCode(1));

  setTimeout(() => {
    printer.close();
  }, 1000);
});