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Maxim > App Notes > AUTOMOTIVE CIRCUIT PROTECTION

Keywords: Watchdog Timer, Reset, Timeout, Code, Toggle, Software error, Reliability Apr 25, 2008

APPLICATION NOTE 4229
Comparison of Internal and External Watchdog Timers
By: Eric Schlaepfer, Applications Engineer

Abstract: This article compares the benefits and drawbacks of internal (integrated with the microprocessor)
and external (hardware-based) watchdog timers (WDTs). It explains that internal watchdog timers ar
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acdgca· 2009-11-23 10:22:02
下载一看,怎么是英文的,只好望文兴叹罗。