Boarduino In Rainbows

This here is the exotic scandinavian straw-spined porkypine. During the mating season, it illuminates into a magical rainbow, so as to attract other boarduinos

Controlling so many RGB leds is quite a challenge, especially without hardware support!
Read more about it at the ladyada.net forums…

Filed under: arduino — by ladyada, posted March 17, 2008 at 11:27 pm

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1.8" SPI TFT display, 160x128 18-bit color - ST7735R driver

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1 Comment

  1. The TI TLC5940 is a good chip for doing this kind of thing. 16 channels of PWM and current sources in an SPI-controlled 28DIP. Fun chip to play with.

    Comment by Keenan — March 18, 2008 @ 5:12 am

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