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Bare-metal drivers, RTOS scheduling, and the bugs that only show up at -40°C.
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The Silent Killer: Stack Overflow in a System With No Stack Protector
No log. No crash dump. No pattern. Just a system that stops existing, and a much longer list of suspects than the one that turned out to be guilty.
MISRA C Violations We Actually Argue About in Code Review
Five rules, two sides each, and the verdict our team actually ships with.
RTOS Priority Inversion: A Field Guide
Priority inheritance is not automatic. Three real incidents and how we caught them.
Debugging a Watchdog Reset That Only Happens in Production
A three-week hunt through a race condition between an ISR and a flash write routine.