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Regulatory standards for safety-critical embedded systems
By John A. Carbone, Express Logic
In this article the author describes the various existing standards and regulations for embedded systems and the different markets in which they are used.
We’ve all seen the frightening stories of Toyota automobiles accelerating out of control or failing to apply brakes properly, leading to injuries and death. Like all modern automobiles, Toyota employs microprocessors and related software to control various systems within the car – from anti-lock braking systems (ABS) to electronic fuel injection, and engine control. These are safety-critical systems, which must perform correctly, as intended, in order to assure the safety of the passengers and other vehicles around them. While Toyota automobiles have not been shown to have experienced any electronic or software system failure, some speculate that indeed, this is exactly what has led to many of the malfunctions that drivers have experienced. Clearly, whether this is true or not in the case of Toyota, such systems endanger life and limb if they were to actually fail....
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