3 articles
TechnicalTwo redundant channels are not automatically independent. What a dependent failure is, the difference between common cause and cascading failures, the coupling factors that tie elements together, and why ISO 26262 asks for DFA.
TechnicalSoftware has no failure rate, so ISO 26262 cannot count it. What the standard asks for instead, why software is both the safety net for hardware faults and a source of its own, and why Part 6 converges on the software architecture.
TechnicalMulti-core automotive SoCs add shared hardware, mixed criticality, and timing interference to every safety argument. This article maps the families of multi-core safety architecture, the three interference concerns underneath them, and what actually decides which one fits.