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2016-12-19

A Dirt Cheap F*** Awesome Interactive Led Table



Space invaders

tl;dr

What ?

  • led coffee table
  • touch-sensitive

What's special about it ?

  • IR detection through tranclucent acrylic
  • 3 devices connected to a Raspberry Pi via a single serial port
  • Java program hacked without modifying the actual code
  • 130 EUR (140 USD)

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2015-10-18

Arduino Nano bootloader flashing jig

I'm a huge fan of cheap Arduino Nano clones that you can find for less than 2 USD (shipping included) on AliExpress and the likes.

Only issue is that some come without a bootloader burned in, so they need to be flashed but I didn't want to solder pin header just for that one-time operation and build a little jig for that purpose.

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2015-04-22

125kHz RFID reader comparison - HZ-1050 vs RDM6300

I needed a cheap EM4100 125kHz RFID reader and came across the RDM6300 and the HZ-1050. As I couldn't find a face to face comparison of those 2 readers, I bought one of each and did the comparison myself. So here we go...

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