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???
01/15/07 13:23
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#130823 - Read the thread!
Responding to: ???'s previous message
Stefan Kanev said:
This chip is obsolete,i think.

He's not talking about a new design - he's talking about a "bolt-on" for an old (sounds like "very old") product:

Adrian Worley said:
Unfortunately, there is nobody left here that knows anything about this hardware, and the documentation that exists, is sparse, and vague.


He says he's a software guy strugling with just this bit - he's hardly going to set out on a complete new design with a new processor, now, is he?!

List of 27 messages in thread
TopicAuthorDate
AT89C55WD UART voltages.            01/01/70 00:00      
   Level translation            01/01/70 00:00      
      Thanks for that.            01/01/70 00:00      
   Real?            01/01/70 00:00      
      Real            01/01/70 00:00      
         Reak!            01/01/70 00:00      
            Voltage.            01/01/70 00:00      
               Pins            01/01/70 00:00      
                  Pins            01/01/70 00:00      
                     the peculiar port structure of '51            01/01/70 00:00      
               The Socket            01/01/70 00:00      
                  Socket            01/01/70 00:00      
                     HW issues            01/01/70 00:00      
                        I am on the road, but someone can verify            01/01/70 00:00      
                           SN74LVC4245A            01/01/70 00:00      
                              5V->3V conversion and vice versa            01/01/70 00:00      
                                 If this is CMOS            01/01/70 00:00      
                                    No insistance.            01/01/70 00:00      
                                       a link would be nice            01/01/70 00:00      
                        PLCC44            01/01/70 00:00      
   why AT89C55WD?            01/01/70 00:00      
      Read the thread!            01/01/70 00:00      
      AT89LV55?            01/01/70 00:00      
   What is the blue tooth module?            01/01/70 00:00      
      Module            01/01/70 00:00      
         modules            01/01/70 00:00      
         Modules            01/01/70 00:00      

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