First Byte Joystick Interface - Setup (1984)(First Byte) ROM Download can be obtained free for Acorn Electron on EmuGames.net only. Play emulator game in English for the USA region. First Byte Joystick Interface Setup is a Acorn Electron ROM that you can download to your computer or play online within your browser. You can also download roms such as Aidyn Chronicles The First Mage and Clock Tower The First Fear that work on all devices including desktop and mobile. Be sure to rate the game if you enjoyed playing this ROM.