Software Watchdog

System Architect: Key Points – Embedded Technology – 32

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System Architect: Key Points - Embedded Technology - 32

Embedded Technology – Watchdog 1. What is a Watchdog? What problem does it solve? Core Issue: Embedded systems operate in complex environments and may become unresponsive due to software defects (such as infinite loops, stack overflows), external electromagnetic interference, or power disturbances, leading to the program “running away” (i.e., the PC pointer enters an uncontrollable … Read more

Understanding the ‘Watchdog’ in Embedded Systems

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Understanding the 'Watchdog' in Embedded Systems

1. What is a Watchdog?What is a Watchdog? Is it this? ⬇No, no, no. Today we are talking about the watchdog in embedded systems, formally known as the Watchdog Timer (WDT). It is a mechanism used to detect system failures (such as software crashes or hardware faults). It can automatically restart the application or even … Read more