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« Spinning up time on an LED hard drive clock | Main | Build your own Diddley Bow electric slide guitar »

Build your own Linux tablet with OLED touch display

I love the name 'Antipasto Hardware blogger', and the blogger in question supplies details of a very neat project: building your own Linux tablet that has a 4.3" OLED touch display, Wi-Fi and 4GB of flash memory.

Okay it might not be the best looker, but we'll let that pass for the moment.



The project is based on the Beagle Embedded Starter Kit released by Liquidware (for 'open source electronics'). It will set you back $393.61 online dollars, for which you get a BeagleBoard Rev C4 (with 720 MHz, ARM-Cortex A8 processor), the BeagleTouch touchscreen display module, a BeagleJuice battery module and 4 GB pre-formatted Angstrom Linux boot SD card.

According to the Liquidware site:
The kit contains everything needed to bring up Linux on a portable touchscreen device. With a 4.3" OLED touchscreen that mounts directly on the BeagleBoard, the BeagleTouch  reduces the need for several peripherals and a mess of wires. Serial communication to the BeagleBoard is brought out to a Type B-mini USB port, and the entire setup can be powered and charged through the BeagleJuice  battery module, which includes an on/off switch as well.

Everything is modular and snaps on or mounts directly to the BeagleBoard C4, resulting in a compact handheld device that can serve as a tablet computer or control panel. The kit comes with a 4 GB pre-formatted SD card to boot Angstrom Linux.
Antipasto's walk-through of how to put together a DIY BeagleBoard gadget consists of five steps:
  • Gather modules for the Beagle Gadget
  • Solder on pin headers to the BeagleBoard
  • Mount the BeagleBoard on the BeagleJuice battery
  • Snap the BeagleTouch on the BeagleBoard and BeagleJuice
  • Power up and boot!
step 4.jpgFor step 4, pictured right, he writes:
Now that I've added the expansion pin headers to the BeagleBoard, the BeagleTouch can snap right on. The back of the BeagleTouch also has female headers that connect to the BeagleBoard's serial pins, so I can talk to the entire setup over USB from my Linux laptop.
You can find lots more pics from the steps involved on the Antipasto Hardware Blog.

Thanks to Ron Mertens of www.oled-info.com for flagging this one.

linux tablet main.jpg










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