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???
12/17/04 15:43
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 		 #83317 - Datasheet tells it's necessary...
Responding to: ???'s previous message
Oleg said:
Not necessary.


But that's just what datasheet of AT89S52 demands on page 8:

"The user should ALWAYS initialize the DPS bit to the appropriate value before accessing the respective Data Point Register."

Kai

List of 30 messages in thread
TopicAuthorDate
whats that            01/01/70 00:00      
   compare the datasheets            01/01/70 00:00      
   What crazy?            01/01/70 00:00      
   Are they drop-in replacements?            01/01/70 00:00      
   Two DPTR registers            01/01/70 00:00      
      Two DPTR registers            01/01/70 00:00      
         compatiblity            01/01/70 00:00      
      two DPTRs            01/01/70 00:00      
         reset resistor            01/01/70 00:00      
            RC reset            01/01/70 00:00      
               Don't touch the oven...            01/01/70 00:00      
                  not just code loss            01/01/70 00:00      
                  I know its hot will fix it soon promise.            01/01/70 00:00      
         Datasheet tells it's necessary...            01/01/70 00:00      
            DPS setup            01/01/70 00:00      
               But what makes me wonder...            01/01/70 00:00      
                  rc reset            01/01/70 00:00      
                     Atmel App. notes might help you            01/01/70 00:00      
                        Brown-out kills            01/01/70 00:00      
                           perverse !            01/01/70 00:00      
                              Thanks            01/01/70 00:00      
                     elaborating on RC reset            01/01/70 00:00      
                        Absolutely right!            01/01/70 00:00      
   Rocking & Rolling AT89S52            01/01/70 00:00      
      please don't            01/01/70 00:00      
         Re: RC reset            01/01/70 00:00      
      Decoupling is stil missing!            01/01/70 00:00      
         Will Change it soon.            01/01/70 00:00      
            BOM            01/01/70 00:00      
               sure Ijaz            01/01/70 00:00      

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