Beat707 LE: A Button Pad-based Standalone MIDI sequencer

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[Guilherme] picked up a SparkFun Button Pad and was taking a closer look at the device when he noticed that it was based off the ATMega328 microcontroller. Since he loves working with MIDI, he thought that the Button Pad would make a slick yet compact standalone MIDI controller.

Since his ultimate goal was to create a completely standalone controller … Read the rest

Parts: 4×4 RGB button pad controller SPI

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We covered SparkFun’s new RGB button pad controller a few weeks ago. This is a full-color clone of the monome interface; a 4×4 grid of buttons with tri-color LEDs underneath. Each LED has 24bits of color control, for more than 16million color combinations. Up to 10 panels can be chained together to create huge button grids, like SparkFun’s Tetris Read the rest