Wdt - PowerPoint PPT Presentation

[1205] Lecture 9

[1205] Lecture 9. WDT 認識 WDT 認識 WDT 的用途與使用方法操作 WDT 的兩種模式. WDT. WDT 模組 WDT = Watch Dog Timer 看門狗計時器主要的功能為確保系統不會因為軟體因素而死當、凍結. WDT. WDT 模組作動原理為是透過一個計時器設定一段時間區間在時間區間內，程式必須要將 Watch Dog Timer 計數器歸零一旦在時間區間內沒有將計數器歸零，系統將自動進行 Reset 、 PUC(Power Up Clear). WDT. WDT 模組

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Run-Time Methods for Making Embedded Systems Robust

Run-Time Methods for Making Embedded Systems Robust. Today. Need to make embedded systems robust Implementation flaws: Code may have implementation bugs Design flaws: Real world may not behave the way we expected and designed for Component failures: Sometimes things break

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