Common Interface for Faults Detected in
Various Hardware Elements in the Device
Each Fault Has a Programmable Severity Level:
NOTIFICATION
NONCRITICAL
CRITICAL
Hardware Handling of These Faults According
to Their Severity
Automatically Transitions the Device to a
Safe State for Faults with a Severity Level of CRITICAL
Heartbeat Signal Optionally Output on I/O
Pin to Signal Normal Operation to an External System
Optional Float (Tri-state) of All I/O Pins
When Fault is Detected
Fault Injection Allows Verification of
Correct Operation
Redundancy and Consistency Checks
Incorporated to Detect Internal Faults
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