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???
08/29/11 17:12
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#183526 - That may have been the case, but ...
Responding to: ???'s previous message
Per Westermark said:
But the AVR is a dream to program in assembler, so lots of hobbyists could get going without much extra work.

IIRC, one of the problems was that the assembler wasn't available at no cost until a year or so of the chip's availability, and the IAR tool set's availability as well. I know that discouraged a number of those of us who were interested at the time, and most of us don't yet have any interest in the AVR.

The sad thing was that the simulator they have is (or at least was, the last time I used it) glacially slow. I ended up writing my own simulator (as a fun way of learning the chip inside out) for way more than 10 times higher simulation speed - and with peripherial mappings/simulation.


I personally appreciate the avilability of a "good", or even just "adequate" simulator, as it often helps one to sort out the frequently occurring ambiguities in the instruction set description. Unfortunately, if one has to rely on the datasheet to clarify those, in order to write one's own simulator, the sorting out is left to guesswork.

RE



List of 76 messages in thread
TopicAuthorDate
AT89LP51xD2 ... coming?            01/01/70 00:00      
   Sounds brilliant!            01/01/70 00:00      
      Was it AVR who made low-quantity available? Or just spin-off            01/01/70 00:00      
         Probably true            01/01/70 00:00      
            Hobbyists and students are really important            01/01/70 00:00      
               Also...            01/01/70 00:00      
         That wasn't the only thing ...            01/01/70 00:00      
            Assembler            01/01/70 00:00      
               'LP simulator            01/01/70 00:00      
                  Good            01/01/70 00:00      
                  No ... I doubt he means that ...            01/01/70 00:00      
               That may have been the case, but ...            01/01/70 00:00      
               While that may be the case ...            01/01/70 00:00      
                  Never used C - planned to but had to settle for half memsize            01/01/70 00:00      
                     See ... 'C' can make the memory requirement greater            01/01/70 00:00      
                        But it ain't *necessarily* so            01/01/70 00:00      
                           Yes, that's a valid basis for the choice of 'C'            01/01/70 00:00      
                        Just don't kick in open doors            01/01/70 00:00      
                           Again, you may be totally correct about that ...            01/01/70 00:00      
                        sure, and so friggin what if ...            01/01/70 00:00      
                           well ... that's not exactly what I did ...            01/01/70 00:00      
      On chip debug            01/01/70 00:00      
         Why unlikely?            01/01/70 00:00      
            That's true.            01/01/70 00:00      
            Yes, that's what I meant!            01/01/70 00:00      
         Missed the point!            01/01/70 00:00      
            Ah, sorry.            01/01/70 00:00      
   Single Clocker LP Chips From Atmel            01/01/70 00:00      
   Samples            01/01/70 00:00      
      Samples            01/01/70 00:00      
         Samples            01/01/70 00:00      
            Samples Not...            01/01/70 00:00      
               they are good at that            01/01/70 00:00      
               Atmel says...            01/01/70 00:00      
               Samples Yes!!            01/01/70 00:00      
                  Nothing here yet            01/01/70 00:00      
                     you are not in the US            01/01/70 00:00      
                        No excuse!            01/01/70 00:00      
                        Envelope?            01/01/70 00:00      
                      ... "coming" ...            01/01/70 00:00      
                        Yet another missed opportunity.            01/01/70 00:00      
                           Sorry thought this thread closed ...            01/01/70 00:00      
                              Now maybe you guys will see why I don't use 'em            01/01/70 00:00      
                              hard to tell, but...            01/01/70 00:00      
                                 They're thrashing about, but ...            01/01/70 00:00      
                                    why the sigh ...            01/01/70 00:00      
                                       Probably not ... but you never know ...            01/01/70 00:00      
                                    datasheets            01/01/70 00:00      
                                       I'm glad they're there ...            01/01/70 00:00      
                                          Sad, but true.            01/01/70 00:00      
                                             Too much "designers"            01/01/70 00:00      
                                                it's that old bugaboo ... appearance over substance ...            01/01/70 00:00      
                                                I'd say            01/01/70 00:00      
                           "The part will only be available in about 3 weeks"            01/01/70 00:00      
                              I've heard/read that comment from them before ...            01/01/70 00:00      
                                 Common with delays for new chips            01/01/70 00:00      
                                    Quite so!            01/01/70 00:00      
                                    I have to remind the public-at-risk            01/01/70 00:00      
                                       Again            01/01/70 00:00      
                                          There's a purpose ...            01/01/70 00:00      
                                 I agree with Per !!            01/01/70 00:00      
                                    Not so, but it probably applies to every one of ATMEL's            01/01/70 00:00      
                           samples            01/01/70 00:00      
                              I tested...            01/01/70 00:00      
                                 The AT89LP4052 works very well            01/01/70 00:00      
                                    Looks good, so far, eh?            01/01/70 00:00      
                                       A typical op            01/01/70 00:00      
                                          singleclockers            01/01/70 00:00      
                                          impressive            01/01/70 00:00      
                                             I will wait and see.            01/01/70 00:00      
                                                Transistors are cheap            01/01/70 00:00      
                                          I can't find that            01/01/70 00:00      
                                             Sorry. I thought it was unlikely.            01/01/70 00:00      
                                                copy/paste            01/01/70 00:00      
                                 thanks            01/01/70 00:00      
                              Have you received those samples, Andy?            01/01/70 00:00      

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