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MiracleRabbityesterday at 8:07 PM1 replyview on HN

Interesting. In safety components we are using Lockstep Microcontrollers which are doing something similar in a much smaller scale.

https://en.wikipedia.org/wiki/Lockstep_(computing)

Example: https://www.st.com/resource/en/datasheet/spc574k72e5.pdf


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pclmulqdqyesterday at 8:12 PM

Lockstep processors were used here, as well.

> each FCM consists of a self-checking pair of processors.

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