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Andy Neil
06/26/12 14:54
Modified:
  06/26/12 14:55

Read: 681 times
Basingstoke
Uk


 
#187832 - "UART value" crystal
Responding to: Erik Malund's previous message
Erik Malund said:
The crystal frequency must (sic?), if you use serial comm's be a "UART value"


I don't think it's an absolute "must" - but using a "UART value" crystal will certainly give you the best chance of being able to hit the most standard baud rates in the most situations.

http://www.keil.com/c51/baudrate.asp


List of 5 messages in thread
TopicAuthorDate
Crystal value and capacitor value for P89V51RD2      Srinivas Nayak      06/25/12 23:50      
   any, choose the one that      Erik Malund      06/26/12 07:39      
   there is no 22MHz crystal in the schematic      Erik Malund      06/26/12 09:11      
      "UART value" crystal      Andy Neil      06/26/12 14:54      
   The bootloader should work with any F_CPU      David Prentice      06/26/12 10:36      

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