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???
06/20/06 20:50
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#118645 - Grant, I agree with what you post re thi
Responding to: ???'s previous message
I posted based on "If you really need to rx them all"
Thus my post was based on the literal meaning of "neeed"

Grant replied
Today's society has replaced the term "want" with "need" at every turn

Grant, I agree with what you post re this, the unfortunete fact is that in many embedded designs "need" has been replaced with "should".

There are designs out there i.e. the processor in my treadmill where the designer decided that it "should work" but did not see the "need" to make sure that it always did so. It is ridiculous to have to reboot a treadmill. There are, as we all know, examples of the same in medical devices - ARGH.

It is sad that where an effort is required "need" is replaced by "should" and, where no effort is required, "want" is replaced by with "need".

Well, it all comes down to "entitlement" (I hate that word) and I think the customer is "entitled" to a workeing product, the designer is NOT "entitled" to doing it the easy way if that in any way affect usability. Yes, as to your example if a remote thermometer missed a transmit, so what, but what if it misses all transmits while the AC is running?

Erik

List of 21 messages in thread
TopicAuthorDate
Buffer management optimalization            01/01/70 00:00      
   Simple things first ...            01/01/70 00:00      
   You can use circular buffer            01/01/70 00:00      
      Fragmentation problem...            01/01/70 00:00      
         all methods have some problems            01/01/70 00:00      
         Start of package or End of package            01/01/70 00:00      
            Packages explanation            01/01/70 00:00      
               Individual buffers            01/01/70 00:00      
                  Good Idea            01/01/70 00:00      
   New packages            01/01/70 00:00      
      hash table unefective            01/01/70 00:00      
         why keep that many            01/01/70 00:00      
            Reason of 5 or more buffer            01/01/70 00:00      
               Protocol specifics            01/01/70 00:00      
                  One way protocol            01/01/70 00:00      
                     One way protocol            01/01/70 00:00      
                        never            01/01/70 00:00      
                           Definition of need            01/01/70 00:00      
                              Grant, I agree with what you post re thi            01/01/70 00:00      
                        Simply reason why one way transmission            01/01/70 00:00      
                           then why not just do it the easy way            01/01/70 00:00      

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