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???
04/29/05 00:36
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#92582 - OS irrelevant
Responding to: ???'s previous message
Kashyap Deepak said:
RTOS is Like a JVM for an embedded engineer.

No, it isn't.

Suppose you have been assigned to write a code for an application based on x86 platform today since targets boards are cheap.

A year later you are assigned to port the code to say a TI MSP430 ..

You will be dead..by the time the product rolls out.

Here's where a RTOS come into picture.

This has nothing specifically to do with RTOS.

It is perfectly easy to structure your code without an RTOS such that all the hardware-dependencies are isolated into a few "driver" files - call it a "Board Support Package" (BSP), if you must.

An RTOS (actually, any 3rd-party, bought-in software) forces you to do this - but there is nothing to stop you doing this if you don't have an RTOS.

List of 77 messages in thread
TopicAuthorDate
RTOS            01/01/70 00:00      
   The typical tradeoffs....            01/01/70 00:00      
   OS vs. language            01/01/70 00:00      
      os vs language            01/01/70 00:00      
         OS are used at same place where you use            01/01/70 00:00      
         OS and the '51            01/01/70 00:00      
            OS and the '51            01/01/70 00:00      
               511 pages            01/01/70 00:00      
               URL please            01/01/70 00:00      
                  web link            01/01/70 00:00      
                     web links            01/01/70 00:00      
                     NicheTask != Nucleus            01/01/70 00:00      
            Ok why RTOS?            01/01/70 00:00      
               one strange company            01/01/70 00:00      
               No big kernels for little MCUs            01/01/70 00:00      
               thats nice            01/01/70 00:00      
               OS irrelevant            01/01/70 00:00      
         pllease Explain            01/01/70 00:00      
            re pllease Explain            01/01/70 00:00      
         RTOS when?            01/01/70 00:00      
            not when, but how            01/01/70 00:00      
               Job and Tasks            01/01/70 00:00      
                  name one            01/01/70 00:00      
                     Example            01/01/70 00:00      
                        if you need it            01/01/70 00:00      
                           Another Example            01/01/70 00:00      
                              an example            01/01/70 00:00      
                  Problem with Interrupt priorities            01/01/70 00:00      
                     Same priority ?            01/01/70 00:00      
   LOOKS LIKE HOMEWORK!!!!!!            01/01/70 00:00      
      RE LOOKS LIKE HOMEWORK!!!!!!            01/01/70 00:00      
         Dont get angry.            01/01/70 00:00      
   On an 8051            01/01/70 00:00      
   multicoder            01/01/70 00:00      
      quite likely            01/01/70 00:00      
   Pre-emptive multitasking            01/01/70 00:00      
      RTOS-VxWorks            01/01/70 00:00      
         some posts are off-topic            01/01/70 00:00      
         Not very useful            01/01/70 00:00      
            'C' is not the only language            01/01/70 00:00      
         U cn us RTlinux and VxWorks            01/01/70 00:00      
         RTOS            01/01/70 00:00      
            honesty            01/01/70 00:00      
   8 bit RToS            01/01/70 00:00      
      How could I have been so wrong!            01/01/70 00:00      
         Perhaps you practice :))            01/01/70 00:00      
            Well practiced!            01/01/70 00:00      
               Task Switching Overhead            01/01/70 00:00      
               Has the valve been invented yet?            01/01/70 00:00      
      Tunnel vision            01/01/70 00:00      
         because of tunnel vision            01/01/70 00:00      
            Before PCs            01/01/70 00:00      
               fair?            01/01/70 00:00      
                  Sure its fair            01/01/70 00:00      
                     Show me the apps            01/01/70 00:00      
                        Save your appetite            01/01/70 00:00      
                     8051 task switch            01/01/70 00:00      
                        Modern derivatives have 4 priority level            01/01/70 00:00      
                        Four banks and context switch            01/01/70 00:00      
   anyway            01/01/70 00:00      
   Lemme see.....            01/01/70 00:00      
   So in fact            01/01/70 00:00      
      What is Real Time            01/01/70 00:00      
         real time            01/01/70 00:00      
            Confused            01/01/70 00:00      
               answers            01/01/70 00:00      
                  RE: Answers            01/01/70 00:00      
                     extern - intern            01/01/70 00:00      
                        Agreed            01/01/70 00:00      
            Why not            01/01/70 00:00      
               Give up            01/01/70 00:00      
                  Deifinition of a Poor Engineer            01/01/70 00:00      
                  so do I            01/01/70 00:00      
                     8051 RTOS Contract            01/01/70 00:00      
                        a real speed demon            01/01/70 00:00      
                           RTOS/Multitasking discussed so many time            01/01/70 00:00      
                              Yes            01/01/70 00:00      

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