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tylerflick
10 months ago
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OpenPlotter
I was thinking the same thing, but then realized they may be using the GPIO pins. Even then you could get away with a usb wired micro.
tamimio
10 months ago
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> then realized they may be using the GPIO pins
A lot of industrial ones come with GPIO built in, some even follow the same rpi pinout.
maxerickson
10 months ago
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Right, the rpi has the GPIO pins because they are a common feature on the microprocessors in the space.
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