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Outside of very specific deployments and industries, serial port on a modern hardware - if present - is usually overlooked and completely ignored. Over the years it became the floppy of external ports. These days one is more likely to see it as an icon representing I/O port than to physically use it.
Which is exactly why I also didn't see it for what it was - a simple, yet elegant solution to my particular problem. Because as it turns out, serial port still has much to offer even in 2023.
continue reading (about 16 minutes to read)