Nowadays we have computers beating humans in GO and chess in the news, influencing humans in FB, folding proteins and making your toaster collect data and transmitting it through internet. IoT sexdolls and hair dryers. Unusual is hard this days.
Unless is a very, very old elevator probably a *PLC, or hamsters.
PLC is an industrial microcontroller, a small CPU with a lot of basic IO and very robust. Usually 8bit, no OS, think Arduino pro, but not FOSS and much expensive.
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Nowadays we have computers beating humans in GO and chess in the news, influencing humans in FB, folding proteins and making your toaster collect data and transmitting it through internet. IoT sexdolls and hair dryers. Unusual is hard this days.
Unless is a very, very old elevator probably a *PLC, or hamsters.