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???
01/03/05 20:19
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#84286 - CAN baud rate
Responding to: ???'s previous message
Hi Rob,

You might find that your CAN network will cause more restrictions on your oscillator frequency than the uart. There is a lot to set up with CAN and you will likely be better off with the fastest crystal that supports the CAN speed that you need, then use T2 as a baud rate generator for the uart, getting as close to your RS232 speed as you can.

Check out the baud rate calculator on Keil's website: http://www.keil.com/c51/baudrate.asp

Dennis


List of 22 messages in thread
TopicAuthorDate
how can i do a40kHz signal for 10 cycles            01/01/70 00:00      
   whole numbers            01/01/70 00:00      
   baud rates            01/01/70 00:00      
      CAN baud rate            01/01/70 00:00      
   Tutorials and the Bible            01/01/70 00:00      
      reply            01/01/70 00:00      
      Thanks for the advice            01/01/70 00:00      
      Actually...            01/01/70 00:00      
   And what about 2x Xtal?            01/01/70 00:00      
      40Khz for 10 cycles            01/01/70 00:00      
         Run the numbers            01/01/70 00:00      
         or            01/01/70 00:00      
   Don't forget            01/01/70 00:00      
      Resonance            01/01/70 00:00      
   12MHz would not work, either            01/01/70 00:00      
      22.118MHz for signal and CAN            01/01/70 00:00      
         CAN CAN            01/01/70 00:00      
         CAN and 'CC02            01/01/70 00:00      
            some correction            01/01/70 00:00      
   Get 40,000 kHz T2 auto reload 12 mHz            01/01/70 00:00      
      sounds like an application for a PCA            01/01/70 00:00      
         ... and this IS an RD2            01/01/70 00:00      

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