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???
02/29/08 10:49
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#151663 - Quadrature Encoder interfacing
I'm interfacing to old quadrature encoder with differential outputs. Can I use the MAX485 to read the differential channels?
Any other suggestions for line receiver ic with 2 channels?
I have no datasheet for the encoder but the wiring diagram is marked on the encoder itself.
To minimize number of chips used can I tie one end of the differential output to Gnd and use the other pin since the distance from the encoder to ucontroller is about 1 meter with sheilded cable?
The encoder's Vcc is rated 5VDC.
Mahmood

List of 18 messages in thread
TopicAuthorDate
Quadrature Encoder interfacing            01/01/70 00:00      
   Use interrupt            01/01/70 00:00      
      it does NOT work            01/01/70 00:00      
   'differential' is more than obe thing            01/01/70 00:00      
      Why does clock/direction fail ?            01/01/70 00:00      
      I got it .....            01/01/70 00:00      
         a quadrature detector ....            01/01/70 00:00      
      Possibly differential            01/01/70 00:00      
         if so, then datasheet would be needed or            01/01/70 00:00      
      Datametrics            01/01/70 00:00      
         need that scope picture (description)            01/01/70 00:00      
            Decoder timing diagram            01/01/70 00:00      
               Scope Waveforms            01/01/70 00:00      
                  485 will be fine, I suggest LT1785            01/01/70 00:00      
                     My original question            01/01/70 00:00      
                        Encoders With Differential Outputs            01/01/70 00:00      
   IC Chip Decoder Solutions            01/01/70 00:00      
      Project details            01/01/70 00:00      

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