Galvanically isolated, current limited inputs to USB-MIDI.

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This is an interface to connect some backlit buttons via very long cables to a computer via USB-MIDI. Built around SAMD21, an isolated DC-DC converter, some optoisolators, and some transistor current mirrors.

This is being used in an interactive installation by AYA Studio at Farol Santander, in São Paulo, Brazil.

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Jesse wrote 08/31/2019 at 01:30 point

Love the micro-fit 3.0 connectors

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Vishnu M Aiea wrote 08/09/2019 at 16:41 point

The pics are just awesome!

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