medium10 pts · first answer countsfirmwarewatchdogfunctional-safety

Independent watchdog for safety

For a higher-integrity design, why do engineers often add an external windowed watchdog chip with its own oscillator?

A.It is cheaper than the watchdog inside the MCUB.It still works if the MCU's clock or internal logic failsC.It removes the need for a reset circuitD.It runs faster than any internal watchdog

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Independent watchdog for safety

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