A watchdog timer (Fig. 2.20 ) is used for supervising the operation of an embedded system in
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A watchdog timer (Fig. 2.20 ) is used for supervising the operation of an embedded system in a high - EMI environment. Why is it practical to connect the watchdog - circuit ’ s output to the CPU ’ s nonmaskable (instead of maskable) interrupt input?
Figure 2.20
Transcribed Image Text:
Clear Clock To Interrupt or Watchdog Timer System Reset Up-Counter
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Related Book For
Real Time Systems Design And Analysis
ISBN: 9780470768648
4th Edition
Authors: Phillip A. Laplante, Seppo J. Ovaska
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