Maker Pro

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  1. Jay Gee

    Open collector problem

    Hi - I'm trying to use an open collector circuit for a 3.3v arduino output to pass a bitstream to a 5v addressable LED. My circuit diagram is attached. (I'm using two n-channel mosfets since using only one will invert my signal and my software library (Neopixel) doesn't include an invert...
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