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Exchange of information between devices. Communication can be wired or wireless.

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I need to make a communication between only two devices with a distance of 5 meters, which are connected by a cable of 4x2.5mm² (see in the image), being 1 wire for GND and wire for 12v, that would … pass nominal current lower than 10A, and the other two wires will be for communication. I thought to use rs485, would it be possible to use 4 way cable without being twisted for a 5 meter distance and …
asked May 12 by Milordy Coutinho