this post was submitted on 25 Jan 2024
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They keep this 20+ year old laptop around because it has a serial port and every now and then that comes in handy.

You can't really see it in the picture but the laptop is pretty thick and heavy.

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[–] ch00f@lemmy.world 18 points 2 years ago (2 children)

In shockingly good condition too!

Though if you wanted to part ways with it, you can pick up an FTDI USB serial adapter for cheap. Though if it has a parallel port, hold on it it. Parallel ports USB adapters are just printer adapters and don't work for general parallel port use.

[–] cmnybo@discuss.tchncs.de 8 points 2 years ago (1 children)

USB serial adapters sometimes have compatibility issues. Hardware serial ports have interrupts, while USB serial ports can only be polled at a limited rate.

There are serial and parallel PCIe cards available that work much better than the USB adapters. Some modern desktop motherboards still have a serial port, but it's usually a pin header that will need an adapter to connect to. There is also a nearly pocket sized laptop with a serial port and more connectors than many full size laptops have.

[–] wjrii@kbin.social 4 points 2 years ago* (last edited 2 years ago)

My B450 motherboard is pretty long in the tooth, but still firmly a "modern" component. I just added a Serial port via its built in header to use an old "Spaceball" for CAD. It only works in a few Windows apps, which is a shame because it's completely a software issue and it works PERFECTLY in the apps that still support it. Linux as well, though I've only tried that via a USB-Serial adapter on my laptop.

[–] reboot6675@sopuli.xyz 1 points 2 years ago

Yes I was surprised too! It runs smooth and physical condition is great. The battery is dead tho haha

And I think it doesn't have a parallel port unfortunately.