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???
04/25/05 04:07
Modified:
  04/25/05 04:10

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#92287 - Re:
Responding to: ???'s previous message
For doing this project you must consider 2 basic requirements
1). Round Sensing to detect number of rounds per sec,min,...
2). Relation between a perfect round and the distance,
A choice for sensing is IR(Infra Red).
and you can easily find the relation between
wheel's perfect round and distance
Now,the problem is solved!
Only mathematic operation is needed for changing number of
pulse(sensor output),and distance
so you can easily obtain Mile/Hour,Km/Hour,RPM,meter/s and others.
I did this for a bicycle,and i think your important task
is deciding where do you locate the sensor?
Mehdi

List of 5 messages in thread
TopicAuthorDate
digital tachometer with 8051 or 8052            01/01/70 00:00      
   Same Question?            01/01/70 00:00      
   Approach            01/01/70 00:00      
   Re:            01/01/70 00:00      
   Nature of the project            01/01/70 00:00      

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