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???
11/10/06 18:00
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#127726 - i agree half the way
Responding to: ???'s previous message
Don't use this internal reset and watchdog crap
Internal resets seem to be - let me be kind - problematic in most cases. This has, in many (most?) cases, been the cause of flash loss.

As far as the watchdog, I am in favor of internal dogs that require two consequtive (different) writes to be fed. I see a far greater likelyhood that runaway code may toggle the 'feed the puppy pin' than they may do the two specific consequtive writes.

Erik

List of 14 messages in thread
TopicAuthorDate
AT89S8253 EEPROM data loss            01/01/70 00:00      
   Standard question #1:            01/01/70 00:00      
   nonstandard question #1 & #2            01/01/70 00:00      
   Brown outs            01/01/70 00:00      
      now where have I seen that...            01/01/70 00:00      
      so, that is sill the case            01/01/70 00:00      
         Check the errata            01/01/70 00:00      
            do you remember the first 932 ?            01/01/70 00:00      
   Still not able to reproduce the error            01/01/70 00:00      
      If the internal POR/BOD isn't working correctly ..            01/01/70 00:00      
      if that is possible            01/01/70 00:00      
   External reset chip and and and            01/01/70 00:00      
      i agree half the way            01/01/70 00:00      
         I see what you mean..            01/01/70 00:00      

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