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???
03/24/06 23:44
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 		 #113033 - i see no comment on this
Responding to: ???'s previous message
Also, when thinking this one through look at clock rates for the components, if you include the 82xx parts you can not go over 8MHz for the uC clock - bet you missed that one,



List of 78 messages in thread
TopicAuthorDate
Help me - 8052 SBC project !            01/01/70 00:00      
   Why?            01/01/70 00:00      
   Why Not?            01/01/70 00:00      
      wheel-reinvention gone mad!            01/01/70 00:00      
      RoHS?            01/01/70 00:00      
         An EU concern            01/01/70 00:00      
         the other side of ROHS            01/01/70 00:00      
      Reasons - 101 !            01/01/70 00:00      
         Can you buy from India?            01/01/70 00:00      
         leave the guy alone            01/01/70 00:00      
         another illusion            01/01/70 00:00      
            RE: another illusion            01/01/70 00:00      
   Wire-wrap??????            01/01/70 00:00      
      Not quite so ...            01/01/70 00:00      
         A very bad signal to beginners!            01/01/70 00:00      
            Nope ... that's the wrong signal            01/01/70 00:00      
               And what about EMC?            01/01/70 00:00      
                  Just exactly who cares about it?            01/01/70 00:00      
                     RE: Just exactly who cares about it?            01/01/70 00:00      
                        Where do you buy them?            01/01/70 00:00      
                        Consumer Vs Comercial            01/01/70 00:00      
                           emphasizing a point            01/01/70 00:00      
                     Yes            01/01/70 00:00      
   2 RAMs?            01/01/70 00:00      
      I see another "illusion"            01/01/70 00:00      
         RE: I see another "illusion"            01/01/70 00:00      
            There's another approach            01/01/70 00:00      
   Schematics !            01/01/70 00:00      
      /EA not connected !            01/01/70 00:00      
         To ground!            01/01/70 00:00      
            U1 = AT89C52            01/01/70 00:00      
               Ok            01/01/70 00:00      
         RE: /EA not connected !            01/01/70 00:00      
   i see no comment on this            01/01/70 00:00      
      RE: i see no comment on this            01/01/70 00:00      
         Very unsafe, it does not give a "long wr            01/01/70 00:00      
            7.37mhz??            01/01/70 00:00      
               RE: 7.37mhz??            01/01/70 00:00      
                  But why are you reporting...            01/01/70 00:00      
                     RE: But why are you reporting...            01/01/70 00:00      
                        simple things            01/01/70 00:00      
                           Wouldn't it be more helpful            01/01/70 00:00      
                              the reason mainly is "students"            01/01/70 00:00      
                                 I agree completely but here's the thing            01/01/70 00:00      
                                    that is not the issue            01/01/70 00:00      
                                       There's teaching and there's preaching            01/01/70 00:00      
                                          that's the crux            01/01/70 00:00      
                                             Complaining won't help.            01/01/70 00:00      
                                                where is the difference?            01/01/70 00:00      
                                                   Not much of the time            01/01/70 00:00      
                                                      OK, I realized that just after I posted            01/01/70 00:00      
                                                         We have to think of the children            01/01/70 00:00      
                                                            a response            01/01/70 00:00      
                                                               I don't recommend that sort of thing            01/01/70 00:00      
                                          RE: There's teaching & there's preaching            01/01/70 00:00      
                                 RE: the reason mainly is "students"            01/01/70 00:00      
                                    that lazy people exist does not mean you            01/01/70 00:00      
                                       RE: that lazy people exist does not mean            01/01/70 00:00      
                                          OOPS            01/01/70 00:00      
                                             RE: OOPS            01/01/70 00:00      
                                                risky            01/01/70 00:00      
         Bus contention!!            01/01/70 00:00      
            RE: Bus contention!!            01/01/70 00:00      
               Answers            01/01/70 00:00      
               Run the numbers.            01/01/70 00:00      
                  RE: Run the numbers.            01/01/70 00:00      
                     Please try a lower clock frequency!            01/01/70 00:00      
                     Vcc_2            01/01/70 00:00      
                        RE: Vcc_2            01/01/70 00:00      
                     it's not the number of IC's            01/01/70 00:00      
                     D1 = 1N4100 ?            01/01/70 00:00      
                        Would that be a 1N4001?            01/01/70 00:00      
               Reason of buffering            01/01/70 00:00      
                  RE: Reason of buffering            01/01/70 00:00      
                     use a scope            01/01/70 00:00      
      Why would that be?            01/01/70 00:00      
   You might want to use a register            01/01/70 00:00      
   8255: RIP            01/01/70 00:00      

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