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03/11/05 19:14
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#89500 - 89C66x and 89C51RD2
Dear members,
Can anyone give in detail comparison between 89C66x and 89C51RD2 microcontroller.
When to use which ?
What advantage 89c66x has over 89c51RD2 ?
I want know application oriented comparison.

I have read datasheet and know few points BUT i'm absolute newbie and could not infer in detail.

What is the advantage of having hardware/physical pins for I2C ?
Even 89c51RD2 can be used for i2c, then why 89c662/4/8 ??

Thank You,
Neil.


List of 22 messages in thread
TopicAuthorDate
89C66x and 89C51RD2            01/01/70 00:00      
   hw IIC vs bitbang            01/01/70 00:00      
      can u illustrate/elaborate wth some code            01/01/70 00:00      
         rate does not matter            01/01/70 00:00      
            Not true !            01/01/70 00:00      
               Total Agreement            01/01/70 00:00      
      what about XRAM?            01/01/70 00:00      
         XRAM and mnufacturers            01/01/70 00:00      
            XRAM, more            01/01/70 00:00      
   SW-I2C mostly sufficient !            01/01/70 00:00      
      similar CPU load?? pray explain            01/01/70 00:00      
         "...significant advantage..."            01/01/70 00:00      
            how do you do soft IIC with 1% load            01/01/70 00:00      
               1% =            01/01/70 00:00      
                  Peters 1%            01/01/70 00:00      
            very high data rates??            01/01/70 00:00      
               consider the whole program !            01/01/70 00:00      
               Its really very high.            01/01/70 00:00      
               how can microresistance            01/01/70 00:00      
               Forum rules - no SMS            01/01/70 00:00      
               the skinny            01/01/70 00:00      
   sorry for the informal language            01/01/70 00:00      

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