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A lightbulb will have an RTOS, not a microkernel. While microkernels provide utmost isolation between processes and well-defined primitives for communications,
by bonzini 10y ago
A lightbulb will have an RTOS, not a microkernel. While microkernels provide utmost isolation between processes and well-defined primitives for communications, a lightbulb might not even have separate supervisor and user modes.
- nickpsecurity 10y agoA lightbulb won't even have a RTOS. It will be a state machine or series of them in C language on cheapest MCU imaginable. Probably 8- or 16-bit. That keeps the cost at nickles or dimes.