• @Ilovethebomb@lemm.ee
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        112 hours ago

        So do some fire panels, come to think of it. They use RS232 for programming, and either RS232 or RS485 for communication between modules.

        • @lka1988@lemmy.dbzer0.com
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          10 hours ago

          Yep. Coincidentally, part of that job involved a fire panel.

          It falls under the KISS principal - and if it ain’t broke, why fix it?

          • @Ilovethebomb@lemm.ee
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            18 hours ago

            Oh, definitely. There’s a lot of products in the fire industry that haven’t fundamentally changed since the 80s or 90s, maybe a few tweaks.