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???
07/21/05 09:56
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#97718 - Some Possibilities:
Responding to: ???'s previous message
1. Turn on verifying of your IC programmer (Maybe IC is damaged)
2. Check reset pin,After reseting pin 9 of MCU must go low
3. Check xtal2 pin of micro,It must be the same as clock Frq
Kaz,89c2051 can drive led's directly but 89s8252 can't

List of 31 messages in thread
TopicAuthorDate
Help with Assembly Code            01/01/70 00:00      
   Just one question            01/01/70 00:00      
   REPLY            01/01/70 00:00      
      74HC244            01/01/70 00:00      
   Some Possibilities:            01/01/70 00:00      
   Don't be surprised ...            01/01/70 00:00      
      Do not use TABs!            01/01/70 00:00      
         Right, but I meant            01/01/70 00:00      
            in case of Keil            01/01/70 00:00      
               Sharp eye !            01/01/70 00:00      
   re:mehdi & don't be surprised            01/01/70 00:00      
      RC Reset!!!            01/01/70 00:00      
   could you explain            01/01/70 00:00      
   Port 1 output/input conflict.            01/01/70 00:00      
      port 0 assigned as output            01/01/70 00:00      
         hiding the point            01/01/70 00:00      
   RE: Input/Output port            01/01/70 00:00      
      infinite loop            01/01/70 00:00      
      port            01/01/70 00:00      
         terminology            01/01/70 00:00      
         re: Erik Malund            01/01/70 00:00      
            killing your '51            01/01/70 00:00      
               re: killing your '51            01/01/70 00:00      
                  Negative logic            01/01/70 00:00      
                  0 and 1            01/01/70 00:00      
            I know it is not "in" to read before act            01/01/70 00:00      
   Pullups?            01/01/70 00:00      
      Well ... maybe not with TTL ...            01/01/70 00:00      
         strictly speaking,for 74LS...            01/01/70 00:00      
         oh yes?            01/01/70 00:00      
   re: re: got it            01/01/70 00:00      

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