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???
01/16/06 12:19
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#107478 - reason for odd bitrate?
Responding to: ???'s previous message
Oliver Sedlacek said:
I would get the pump controller to send some characters and I would measure the actual baud rate.
I think this has been already done:
K.ganeshan said:
I measured the bit width to be in the range of 169-171us ( I don't have a storage oscilloscope).


Oliver Sedlacek said:
I can't think of a reason for using a non-standard baud rate except for historical back-compatibility. My guess is that the pump implementation changed and the engineer had to use the next nearest rate, but the documentation was never updated.

May be, but I have seen this also as a simple disguise of the communication for the common user who would simply attach a PC and try listening using hyperterminal.

Jan Waclawek


List of 5 messages in thread
TopicAuthorDate
ODD Baudrates            01/01/70 00:00      
   test            01/01/70 00:00      
      Measure the pump controller            01/01/70 00:00      
         reason for odd bitrate?            01/01/70 00:00      
         Masuring bit width            01/01/70 00:00      

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