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???
10/13/11 06:34
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#184203 - coding philosophy
Responding to: ???'s previous message
Mahmood Elnasser said:
looks like we have to change our coding philosophy with ARM

Busy-loop delays for timing were never a great philosophy!

So is interrupt latency fixed on ARM

Remember that "ARM" is not just one architecture; there are several - ARM9, ARM7, Cortex-Mx, etc,...

looks like the ghost of protected modes of Pentiums, winxp and above is going to be transferred to ARMs and ruin our realtime work.

You are confusing hardware architectures with software architectures there!

Of course ARM can be - and is being - used in realtime work!

As has been noted here very many times, no one architecture can ever be suited to all applications - the 8051 will continue to excel over ARM in certain areas.

That's why "multicore" is a hot buzzword these days...


List of 7 messages in thread
TopicAuthorDate
ARM timming            01/01/70 00:00      
   Yes - that *is* a problem!            01/01/70 00:00      
      You can never rely on timing with High-Level Languages!            01/01/70 00:00      
         yes            01/01/70 00:00      
            coding philosophy            01/01/70 00:00      
               "multicore"            01/01/70 00:00      
                  RE: "multicore"            01/01/70 00:00      

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