How to use

known_pids

function

in

Array

constructor() {
  /**
   * @type {HID|undefined}
   */
  this.keyboard = (function () {
   const keyboard_info = HID.devices().find((item) => {
    return (
     item.vendorId === 0x04d9 &&
     item.interface === 1 &&
     LEDController.known_pids.includes(item.productId)
    );
   });

   if (typeof keyboard_info === 'undefined') {
    throw 'No compatible devices found';
   } else {
    return new HID.HID(keyboard_info.path);
   }
  })();
 }