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???
12/21/07 08:18
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#148571 - Wrong end of right stick
Responding to: ???'s previous message
Andy Neil said:


If your system is resetting itself, then you have a problem - and that problem needs to be fixed!


I will leave what Karas is suggesting ,as I have no rights correcting him . As Neil says then there would be no requirements of WDT for any circuit .


Interface any RTC and and keep checking it to accomplish your job.

Checking for what?
If you've had a reset, how will you know what to check for...?


Checking for what? , its simple Time period . Wheteher 30 min has passed or not , there is no question of keeping MCU timers busy unnecessarily. I have handeled such projects abundantly for process control and it creates lots of troubles with MCU to handel timing procedure.

If we have a reset and MCU counts it doesnt knows the timing , and reset period whereas the RTC is always counting.

AP







List of 11 messages in thread
TopicAuthorDate
Long duration timer            01/01/70 00:00      
   Any MCU can do this with ease            01/01/70 00:00      
      Long duration timer            01/01/70 00:00      
   I would not trust MCU for this but an RTC            01/01/70 00:00      
      Wrong end of stick            01/01/70 00:00      
         Wrong end of right stick            01/01/70 00:00      
            It's all relative            01/01/70 00:00      
               It\'s all relative , ya            01/01/70 00:00      
                  I see            01/01/70 00:00      
                     ya            01/01/70 00:00      
         Ap is right            01/01/70 00:00      

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