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???
08/04/11 23:03
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#183205 - The Data Sheet tells you!
Responding to: ???'s previous message
Edgar Kaveli said:
How can I connect a four pin crystal oscillator to a microcontroler(AT89c51) Having been provided with XTAL1 and XTAL2. All i know is that output pin of the crystal oscillator is connected to XTAL1, was wondering which pin of the crystal oscillator should i connect with the XTAL2.


The Data Sheet for the AT89c51 tells you clearly & explicitly how to clock it from an external oscillator.

Here is the Datasheet: http://www.atmel.com/dyn/resou...oc0265.pdf

Look at the oscillator description on page 4;

Look at Figure 2 on page 5.


List of 16 messages in thread
TopicAuthorDate
Interfacing a four pin ascilator with a relay            01/01/70 00:00      
   Pardon??            01/01/70 00:00      
      Crystal Oscilator 11.0592 mhz            01/01/70 00:00      
         That makes no sense!            01/01/70 00:00      
            Do you suppose this is poorly understood homework?            01/01/70 00:00      
   Again?            01/01/70 00:00      
      It would be helpful, too ...            01/01/70 00:00      
         Datasheets would help.            01/01/70 00:00      
            Maybe a little effort on the O/P's part would help            01/01/70 00:00      
      apparently a language barrier ?            01/01/70 00:00      
   Are "four pin oscillators" all the same?            01/01/70 00:00      
      maybe ...            01/01/70 00:00      
   Crystal Oscilator conection.            01/01/70 00:00      
      connect nothing to XTAL2            01/01/70 00:00      
      The Data Sheet tells you!            01/01/70 00:00      
         Also...            01/01/70 00:00      

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