Subtle Differences Between UART, RS-232, RS-422, and RS-485

Subtle Differences Between UART, RS-232, RS-422, and RS-485

Serial communication is one of the most basic communication methods faced by electronic engineers. Although it seems simple, many people are not clear about the subtle differences between UART, RS-232, RS-422, and RS-485. Hope this engineering note can help everyone sort out their relationships.  Communication issues, like traffic issues, also have various situations such … Read more