What is Functional Safety?
Engineering discipline that ensures systems fail in a controlled way. ISO 26262 is the key automotive standard.
fault → safe state · ISO 26262
Functional safety focuses on...
Write it in your own words in the app.
In real work
Functional safety review: any software change to the control loop needs a signed hazard analysis.
In the illustration
The control signal cuts out; instead of flailing, the watchdog trips and the spring latch drives the arm to its parked safe position.
Draft the functional safety analysis in your engineering tools for the steering assist: the hazards, the safety goal for each, and the ASIL level with the reasoning.
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