{"id":50814,"date":"2023-03-10T14:38:41","date_gmt":"2023-03-10T14:38:41","guid":{"rendered":"https:\/\/mailinvest.blog\/index.php\/2023\/03\/10\/why-do-some-modern-computers-still-have-serial-ports\/"},"modified":"2023-03-10T14:40:38","modified_gmt":"2023-03-10T14:40:38","slug":"why-do-some-modern-computers-still-have-serial-ports","status":"publish","type":"post","link":"https:\/\/mailinvest.blog\/index.php\/2023\/03\/10\/why-do-some-modern-computers-still-have-serial-ports\/","title":{"rendered":"Why Do Some Modern Computers Still Have Serial Ports?"},"content":{"rendered":"

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Corbin Davenport \/ How-To Geek<\/span><\/figcaption><\/figure>\n

Serial ports is perhaps gradual and never a lot use to most laptop customers today, however due to their simplicity and reliability these ports could also be with us for a very long time but.<\/p>\n

Whereas the parallel port is now safely buried within the grave of obsolescence, it could appear odd that the standard, gradual serial port continues to be round. However because it seems, bit-by-bit, this humble communications port has turn into important.<\/p>\n

What Is a Serial Port?<\/h2>\n

To not get slowed down in semantics, however the \u201cS\u201d in USB stands for \u201cSerial\u201d, so technically a USB ports is a serial port. Nevertheless, what we\u2019re referring to right here particularly is the 25-pin or 9-pin port which were on PCs for a lot of a long time. Trendy serial ports are typically the 9-pin model, and the port\u2019s form and measurement is similar to that of the (practically out of date) VGA<\/a> port.<\/p>\n

No matter what number of pins a serial port has, it nonetheless transmits knowledge one bit at a time in series<\/a>. Therefore the identify \u201cserial port.\u201d The varied pins on a serial port could have completely different features, similar to sending management alerts or monitoring knowledge out of your linked system.<\/p>\n

Serial ports are\u00a0gradual<\/em> with the usual pace on the excessive finish of the vary coming in at a pedestrian 115.2Kbps. At that pace, it might take you virtually a day to switch 1GB of knowledge! That\u2019s beneath excellent circumstances, and issues could be a lot, a lot slower than that.<\/p>\n

Why We Nonetheless Use Them<\/h2>\n

If we now have USB, and serial ports are so gradual and relatively cumbersome, why the heck do some computer systems nonetheless have them? There are a number of causes, however a very powerful ones embody:<\/p>\n