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???
02/03/05 14:52
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#86470 - bad idea
Responding to: ???'s previous message
use INT for the switch, and only modified the "PC" at MCS51 with Stack operation.... and blow the program to kingdom come.

The urban legend of "software reset" always conveniently forget to process the default states of the SFRs. Invariably, "software reset" (it hurts to even type that phrase) will lead to some "pesky little forgotten detail leading to some stupid intermittent bug".

If you need a reset that is processor originated, let the watchdog time out. That is SAFE.

Erik

List of 19 messages in thread
TopicAuthorDate
running code before reset!!            01/01/70 00:00      
   explain            01/01/70 00:00      
      What button?            01/01/70 00:00      
         to late            01/01/70 00:00      
            solutions            01/01/70 00:00      
   sort of            01/01/70 00:00      
      right ok            01/01/70 00:00      
   No, But            01/01/70 00:00      
      ill give the button a go            01/01/70 00:00      
         what is the problem?            01/01/70 00:00      
            Use nonvolatile memory            01/01/70 00:00      
   'Warm reset', 'Early power fail'            01/01/70 00:00      
      interesting            01/01/70 00:00      
         you can't teach old dogs new tricks            01/01/70 00:00      
   Hardware Reset?            01/01/70 00:00      
      bad idea            01/01/70 00:00      
         bad idea.......80% agree            01/01/70 00:00      
   May be is..            01/01/70 00:00      
   hardware reset possible..            01/01/70 00:00      

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