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???
09/12/07 13:33
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 		 #144456 - Independent of multitasking?
Responding to: ???'s previous message
Maarten said:
So not only the task switching overhead is significant, but also the task itself is slowed down by inefficient stack access.

Seems like this inefficiency is a problem whether you are using multitasking or not. True???

-- Russ


List of 44 messages in thread
TopicAuthorDate
ABOUT THE REAL TIME OS            01/01/70 00:00      
   Do you really need it?            01/01/70 00:00      
      Seconds thoughts            01/01/70 00:00      
         but it's a 51 on steroids!... and some philosophy            01/01/70 00:00      
            Definitions            01/01/70 00:00      
               I use the p89c51rd2            01/01/70 00:00      
               It is the architecture            01/01/70 00:00      
                  Mutlitasking on the OS            01/01/70 00:00      
                     I think I said something similar...            01/01/70 00:00      
                     please tell which            01/01/70 00:00      
                        extended stack in SRAM            01/01/70 00:00      
                           Stack expanded to MOVX            01/01/70 00:00      
                  another architecture shortcoming            01/01/70 00:00      
                     Independent of multitasking?            01/01/70 00:00      
                        HUH??            01/01/70 00:00      
                           Clarification            01/01/70 00:00      
                              Identity crisis            01/01/70 00:00      
                                 Oops            01/01/70 00:00      
                                 No crisis here            01/01/70 00:00      
                           My question clarified            01/01/70 00:00      
                              "stack inefficiency"            01/01/70 00:00      
                                 Stack            01/01/70 00:00      
               I disagree somewhat            01/01/70 00:00      
                  Multitasking            01/01/70 00:00      
   I think I need it!            01/01/70 00:00      
      no, you do not            01/01/70 00:00      
         I have made a PLC complier for MCS-51 by VB.            01/01/70 00:00      
            Multi-use timers            01/01/70 00:00      
               Could you help me?            01/01/70 00:00      
                  No            01/01/70 00:00      
                  Software timers            01/01/70 00:00      
                     Linked Lists            01/01/70 00:00      
                     Linked Lists for Software Timers            01/01/70 00:00      
               I do not know how to do?            01/01/70 00:00      
                  Use software timers            01/01/70 00:00      
                     how to use it point to task.            01/01/70 00:00      
                        what is "a task" in your application?            01/01/70 00:00      
                        What task??            01/01/70 00:00      
                  stop running            01/01/70 00:00      
      Unlilely            01/01/70 00:00      
   DS89C450 can handle the RTOS?            01/01/70 00:00      
      PLCs            01/01/70 00:00      
         Russell got it            01/01/70 00:00      
         Thanks russell!            01/01/70 00:00      

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