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???
09/28/05 08:54
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#101648 - stack =? IDATA
Responding to: ???'s previous message
Oleg Sergeev said:
Let say, DATA and IDATA may be accessed [...] as well with PUSH/POP [...]


There are derivatives (ADuC8xx I think) which allow to extend the stack into XDATA as well...

Also, as I mentioned, some derivatives allow to use "internal XDATA" (what about iXDATA ?) as code memory, allowing MOVC access...

And what about internal code memory which does not allow MOVC only execution (this is how IAP is implemented in LPC9xx)?

Now this is getting really messy...


Jan Waclawek


List of 40 messages in thread
TopicAuthorDate
glossary            01/01/70 00:00      
   Dunno, but...            01/01/70 00:00      
   glossary            01/01/70 00:00      
      "external"            01/01/70 00:00      
         explain            01/01/70 00:00      
      indirect?            01/01/70 00:00      
         Flash            01/01/70 00:00      
      XRAM            01/01/70 00:00      
         X?            01/01/70 00:00      
            XRAM            01/01/70 00:00      
               MOVX is the key            01/01/70 00:00      
                  access            01/01/70 00:00      
                     Sort of            01/01/70 00:00      
                        wikish            01/01/70 00:00      
                        memory types and datatypes            01/01/70 00:00      
                           precise            01/01/70 00:00      
                              maybe like this            01/01/70 00:00      
                                 XDATA            01/01/70 00:00      
                                    re: XDATA            01/01/70 00:00      
                                       update            01/01/70 00:00      
                                          why? does anyone ever look there            01/01/70 00:00      
                                             We don't understand each other            01/01/70 00:00      
                                                My understanding of the wiki was that it            01/01/70 00:00      
                                                   wicked            01/01/70 00:00      
                                                      re chip directories            01/01/70 00:00      
                                                Hang on            01/01/70 00:00      
                                                   sorry            01/01/70 00:00      
                                                      Nope            01/01/70 00:00      
                                                   Congrats Steve.            01/01/70 00:00      
                     stack =? IDATA            01/01/70 00:00      
                  PDATA???            01/01/70 00:00      
                     PDATA            01/01/70 00:00      
         That's the crux            01/01/70 00:00      
            internal external            01/01/70 00:00      
               Is there is difference in...            01/01/70 00:00      
                  external vs internal XRAM            01/01/70 00:00      
                     or other sfr            01/01/70 00:00      
            ERAM            01/01/70 00:00      
   Wiki Wiki            01/01/70 00:00      
      glossary on wiki            01/01/70 00:00      

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