Questions tagged [uart]

For questions regarding UART serial ports.

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For a typical dual controller + companion computer UAS, is it normal to have UART only from controller, and USB only from companion computer?

When I'm reading the extension capability of 3DR Solo, I realise that its breakout board interface has some peculiar limitation. Here is the context of the entire 3DR Solo design: it is an open-source,...
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What does it mean for SBUS to be an inverted protocol?

I've heard talk about how F4-based flight controllers can't natively support the SBUS receiver protocol without special circuitry. What does this mean and what hardware is needed to invert an inverted ...