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???
05/28/04 13:28
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 		 #71399 - RE: Power Backup
Responding to: ???'s previous message
John D. Maniraj said:
Super caps may not power the RTC for long periods


Of course, for any backup scheme, you have to specify the required backup duration.

erik malund said:
There is no need, record the time the power failed and shut down.


Although that means that the RTC has to be re-set after every power fail - which may or may not be a problem.

List of 35 messages in thread
TopicAuthorDate
Power outage logger            01/01/70 00:00      
   RE: Power outage logger            01/01/70 00:00      
   RE: Power outage logger            01/01/70 00:00      
   RE: Power outage logger            01/01/70 00:00      
   RE: Power outage logger            01/01/70 00:00      
      RE: Power outage logger            01/01/70 00:00      
      RE: Power outage logger            01/01/70 00:00      
   RE: Power outage logger            01/01/70 00:00      
   RE: Power outage logger            01/01/70 00:00      
      RE: Power outage logger            01/01/70 00:00      
         RE: Power outage logger            01/01/70 00:00      
            RE: Power outage logger            01/01/70 00:00      
               RE: correction            01/01/70 00:00      
            RE: Relay            01/01/70 00:00      
               RE: Relay            01/01/70 00:00      
         RE: RTC Crystal            01/01/70 00:00      
      Battery operated devices            01/01/70 00:00      
         RE: Battery operated devices            01/01/70 00:00      
   RE: Power outage logger            01/01/70 00:00      
      RE: Power outage logger            01/01/70 00:00      
         RE: Power outage logger            01/01/70 00:00      
            RE: Power outage logger            01/01/70 00:00      
            RE: Power outage logger            01/01/70 00:00      
            RE: Power outage logger - Jez            01/01/70 00:00      
         RE: Power outage logger            01/01/70 00:00      
            RE: Power Backup            01/01/70 00:00      
   RE: LCD            01/01/70 00:00      
      Okay What I have done            01/01/70 00:00      
         RE: Okay What I have done            01/01/70 00:00      
            Cool Michael !            01/01/70 00:00      
               RE: Cool Michael !            01/01/70 00:00      
               RE: Cool Michael !            01/01/70 00:00      
            RE: Okay What I have done            01/01/70 00:00      
         Proceed...            01/01/70 00:00      
   RE: Power outage logger            01/01/70 00:00      

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