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pcbgreycode [2019/01/22 21:28] – yairpcbgreycode [2019/02/10 22:58] – yair
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 a turntable embedded on a PCB, a silkscreen on a round PCB to encode the position using [[#gray_code]] a turntable embedded on a PCB, a silkscreen on a round PCB to encode the position using [[#gray_code]]
  
-{{:video-1547726867.mp4}} {{youtube>em2OpwheHMU?medium}}+{{:video-1547726867.mp4}} {{youtube>em2OpwheHMU?medium}} {{:20190208_151040.mp4|}} 
  
 {{:v1.3.jpg?400}} {{:50533102_325584924718706_62649425226366976_n.jpg?400}} {{:v1.3.jpg?400}} {{:50533102_325584924718706_62649425226366976_n.jpg?400}}
  
-=== tools used === 
 [[https://github.com/idiot-io/turntablePCB|github]] repository [[https://github.com/idiot-io/turntablePCB|github]] repository
 +
 +
 +=== tools used ===
  
 [[https://inkscape.org|inkscape]]\\ [[https://inkscape.org|inkscape]]\\
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 ===Layout=== ===Layout===
 +{{:pasted:20190122-211551.png}}
  
-{{https://i.imgur.com/jlaOwRV.png|Honey bee counter II}}  
  
-[[http://gunook.com/honigbienenzahler-ii|Honey bee counter II]] 
  
  
-a few approaches on the hookup +a few guides and approches
-  *https://cdn.sparkfun.com/datasheets/Sensors/Infrared/SparkFun%20Line%20Follower%20Array_v10.pdf+
   *https://www.pololu.com/docs/0J13/2   *https://www.pololu.com/docs/0J13/2
-  *+  *[[http://gunook.com/honigbienenzahler-ii|Honey bee counter II]] 
 +  *https://cdn.sparkfun.com/datasheets/Sensors/Infrared/SparkFun%20Line%20Follower%20Array_v10.pdf 
 + 
 ===Gray code=== ===Gray code===
  [[http://en.wikipedia.org/wiki/Gray_code|wikipedia]]\\  [[http://en.wikipedia.org/wiki/Gray_code|wikipedia]]\\
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 </blockquote> </blockquote>
  
-{{:greycode.png|https://www.quora.com/What-is-the-difference-between-binary-numbers-and-Grays-code}} +{{:greycode.png}} {{https://i.imgur.com/DbMB6Vvm.png}}
- +
-{{https://i.imgur.com/DbMB6Vvm.png}} >{{ :paul2016.pdf |pdf }}+
  
  
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 ====other methods==== ====other methods====
 +the following are for reference
 ===LED as light Sensor=== ===LED as light Sensor===
 no word regarding detection speed no word regarding detection speed