How embedded systems work: the hidden computers in everyday things, and how engineers build them
Safety-critical software: how pacemakers and planes are built when a bug can kill
A bug in a cat flap makes a cat wait at the door. A bug in a pacemaker or a plane can kill, and one airliner even had to be switched off and on again to stay safe. When a device holds lives, how is its software built?
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Rono shows you an old story. In 2015, a counter in the power system of the Boeing 787 could run full after 248 days, and then all its main generators could stop at once.
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It is the same kind of bug as the one in your flap. Boeing found it in its lab, and until a fix came, airlines had to switch every 787 off and on again in time.
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