To guard against common-mode failure, the two processors are oriented at 90° to one another, and a two-cycle delay is introduced in the signals before comparison. (Image courtesy of Texas Instruments.)
Sounds like TI built up a pretty impressive, layered diagnostic and self-testing architecture for this MCU series. Is this kind of layered approach common or is this a capability that's fairly unique to the Hercules line? If so, seems like it would give TI quite a competitive edge.
And when dealing with saftey cost is geneally less of an issue. Great article by the way as well. Often saftey is so focused on the mechanical that the electrical can be missed. Much less individual components within the electrical system.
With major product releases coming from big names like Sony, Microsoft, and Samsung, and big investments by companies like Facebook, 2015 could be the year that virtual reality (VR) and augmented reality (AR) finally pop. Here's take a look back at some of the technologies that got us here (for better and worse).
Good engineering designs are those that work in the real world; bad designs are those that don’t. If we agree to set our egos aside and let the real world be our guide, we can resolve nearly any disagreement.
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