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???
12/27/05 04:30
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#105985 - Tell this first
Responding to: ???'s previous message
Shivani Saini said:

i think some should try it other end,if i doing small mistake can anybody do it for me if code works,i tried ram clearing by direct addressing with direct addressing it is working fine.

Dear Shivani, it is already told that there is absolutely no problem with your code. As this code is there in the startup.a51 from keil and almost all people use it for their projects, I see no reason for the failure of the code.
There is some problem with your hardware and you need to check it thoroughly.
Please clear few things
Whether
1. Inserted pullups on P1.0 and P1.1 or not
2. Tried new processor or not.
3. Used few LEDs or not.
4. Inserted new small routines for ports operation or not (As I said in my previous post)
5. Give some more info about your hardware. (How and what of the board)
6. Most important, have you checked each connections with the help of continuity meter?

Please let us know what additional efforts you taken? What sort of combinations you used.
You received lot of great suggestions from the forumites as far as a newbie concerned. So how you used them?

Regards
Sarang




List of 63 messages in thread
TopicAuthorDate
this code is not working            01/01/70 00:00      
   You solved it!            01/01/70 00:00      
      overreaction            01/01/70 00:00      
         Humility ?            01/01/70 00:00      
            Call it cultural difference...            01/01/70 00:00      
               Sounds familiar            01/01/70 00:00      
         thanks Jan Waclawek            01/01/70 00:00      
            Keil's startup.a51            01/01/70 00:00      
            hex seems OK            01/01/70 00:00      
               re hex seems OK            01/01/70 00:00      
                  And the switch?            01/01/70 00:00      
                     and switch            01/01/70 00:00      
                        Try a pull-up            01/01/70 00:00      
                           switch function            01/01/70 00:00      
                              Not at all            01/01/70 00:00      
                  reset cap            01/01/70 00:00      
                     yeah            01/01/70 00:00      
                        It can!            01/01/70 00:00      
                  points            01/01/70 00:00      
                     Some suggestions            01/01/70 00:00      
                        nope            01/01/70 00:00      
                           Use LEDs            01/01/70 00:00      
                        ok let me follow            01/01/70 00:00      
                           That sounds good !            01/01/70 00:00      
                           try this code            01/01/70 00:00      
                              and what good will that do?            01/01/70 00:00      
               How?            01/01/70 00:00      
                  capital            01/01/70 00:00      
                     Thanks!            01/01/70 00:00      
                        I did the same thing recently            01/01/70 00:00      
                           At least...            01/01/70 00:00      
            HORSEFEATHERS            01/01/70 00:00      
   i think yopu didn't got the message            01/01/70 00:00      
   of course it is not            01/01/70 00:00      
      It's easy to fix the code            01/01/70 00:00      
         no, he does not            01/01/70 00:00      
            wrong suggestion            01/01/70 00:00      
               it DOES NOT write to R0            01/01/70 00:00      
                  RE: it DOES NOT write to R0            01/01/70 00:00      
            why the continued discussion            01/01/70 00:00      
               Time zone            01/01/70 00:00      
                  just another guess            01/01/70 00:00      
                     She is most likely from India            01/01/70 00:00      
                  Irony            01/01/70 00:00      
   Help me            01/01/70 00:00      
      re help me            01/01/70 00:00      
         What happens if?            01/01/70 00:00      
            i will see            01/01/70 00:00      
            "mov @r0,#00h" by "NOP, NOP"?            01/01/70 00:00      
   A good idea            01/01/70 00:00      
      nothing postive            01/01/70 00:00      
         RAM fill ?            01/01/70 00:00      
            re ram fill            01/01/70 00:00      
               Simulator.            01/01/70 00:00      
                  Is the CPU really running?            01/01/70 00:00      
                     mov p1,r0            01/01/70 00:00      
                     last hope            01/01/70 00:00      
                        Tell this first            01/01/70 00:00      
                           let me clear            01/01/70 00:00      
                              pull ups            01/01/70 00:00      
                                 re pull ups            01/01/70 00:00      
                                    a word on pull ups            01/01/70 00:00      
                              What to say for that ignorance?            01/01/70 00:00      

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