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Opera Widget Arcade

A project by Opera Desktop Team

Posts tagged with "controller"

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Putting It All Together

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Assembling the controller board On Wednesday, we moved on with our controller board construction. Adam and Arjan did all the interconnections between the controller board components. The PCB connects to both joysticks (they have one microswitch for each of the four directions) and to most of the buttons according to the assembly manual; it also plugs into the computer and acts as a USB keyboard. The trackball connects to the buttons that do left and right mouse clicks (those are in the top-left and top-right corners on our controller panel); the computer regards it as a USB mouse.

Computer installed in the cabinet Adam screwed the joystics and the trackball to the controller panel. He also drilled holes in the sides of the cabinet for pinball flipper puttons, and installed buttons into the holes. In the back wall of the cabinet, Anders and Adam cut two holes with the jigsaw and mounted a power switch and an Ethernet socket. Later we'll run the power and network lines through these, but for now we just connected the hardware through the open back door.

Meanwhile, Anders installed a computer inside the cabinet, connected the monitor, keyboard and the speakers, and powered the system up. For the first time, the screen of the arcade machine went up! Julien installed and configured the operating system.

Note: All hyperlinks in this post take you to more pictures. You can also view all the pictures from this event.
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More Controller Board Contsruction

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Cutting the trackball slot We've made a great progress on Monday, but the holes for buttons and the trackball were too deep for them to sit nicely. We needed to make grooves in the wooden panel where the buttons and trackball would be mounted. To carve out the grooves, we used a wood router. It was easy with the button holes, but the large figured slot for the trackball took a lot of time and effort: George, Arjan, Adam and Per Arne took turns at cutting the wood. Finally, we had a nice controller panel where all the buttons and the trackball would fit perfectly.

Assembling the controller board The controller hardware we chose is X-Arcade, known for their indestructible buttons and joysticks. They offer a full range of products up to a complete arcade machine, but we're building our own, right? That's why we went for the Build Your Own Arcade Kit (two joysticks, a bunch of buttons, and a controller PCB that emulates a PS/2 or USB keyboard) and a 3" Arcade Trackball Mouse Assembly (a trackball unit and a few buttons). At last two links you'll find pictures, descriptions and PDF manuals for those who are interested in building their own arcade machine.

Note: All hyperlinks in this post take you to more pictures. You can also view all the pictures from this event.
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Controller Board Construction

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Working on the controller board design Most of the other parts of the arcade machine were done, so on Monday it was time to work on the gaming controls. Huib and Adam designed the layout of the controller board in Google SketchUp, a 3D editor available free of charge for Mac and Windows. You can download our design in this editor's own format, but we've also converted it for you to a bunch of popular 3D (3DS Max, DXF, VRML) and 2D (PDF, JPEG) formats.

We decided that our controller board would have a trackball in the middle (it's a modern arcade that can browse the web, too!) and two joysticks, one for each player. On each player's side, there would be a set of buttons:
Controller board blueprint
  • Four general purpose gaming buttons
  • A Start button
  • One of the mouse buttons that work together with the trackball
  • Pause button on the left side and exit button on the right
There would also be an extra gaming button on each of the sides of the cabinet for pinball games.

The top view of the controller board layout has been printed out to guide us when making the board. Adam drilled the holes for buttons and joysticks and cut the big hole for the trackball with the hole saw.

Also, Arjan and Adam made some parts of the cabinet really smooth with the help of sanding paper.

Note: All hyperlinks in this post take you to more pictures. You can also view all the pictures from this event.