Click above to get retro games delivered to your door ever month!

  Function 05H (decimal 5) writes 1 byte from DL to the standard printer
  device, which is normally known as PRN: or LPT1: (although printer output
  can be redirected with the DOS MODE command to other devices). The default
  standard printer is always the first parallel printer, even if a serial
  port is used for printer output.