Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revision Previous revision
Next revision		 Previous revision
pcbgreycode [2019/01/17 15:38] – yairpcbgreycode [2019/06/01 11:56] (current) – yair
Line 1: Line 1:
-===8 BIT turntable===+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}} {{:20190208_151040.mp4|}} {{::turntablepcb-v4-zofzpcb.mp4|using www.zofzpcb.com on archLinux/wine}}
 +{{:v1.3.jpg?400}} {{:50533102_325584924718706_62649425226366976_n.jpg?400}}
  
-a turntable embedded on a PCB+[[https://github.com/idiot-io/turntablePCB|github]] repository
  
-[[https://github.com/idiot-io/turntablePCB|github]] 
  
-{{:video-1547726867.mp4}} {{youtube>em2OpwheHMU?medium}}+=== tools used ===
  
-{{:v1.3.jpg?400}} {{:50533102_325584924718706_62649425226366976_n.jpg?400}}+[[https://inkscape.org|inkscape]]\\ 
 +extensions 
 +     *[[https://github.com/badgeek/svg2shenzhen|svg2shenzhen]] 
 +     *[[https://github.com/Hyvok/Inkscape-rotary-encoder-disk-generator|rotary encoder generator]] 
  
 +[[https://kicad.org|kicad]]
 +  *[[https://github.com/idiot-io/turntablePCB/blob/master/board/kicad_gerber_gen.py|python script example to create plot files to build a board]]
  
-====Layout====+===Layout=== 
 +[[https://www.pololu.com/docs/0J13/2|digital]] \\ 
 +{{:pasted:20190122-211551.png}}
  
-{{https://i.imgur.com/jlaOwRV.png|Honey bee counter II}} +[[https://www.pololu.com/docs/0J13/3|analog]] \\ 
 +{{:pasted:20190601-085501.png}}
  
-[[http://gunook.com/honigbienenzahler-ii|Honey bee counter II]] 
  
-===Gray code===+a few guides and approaches
  
-a silkscreen on the round PCB bottom to encode the position using [[http://en.wikipedia.org/wiki/Gray_code|gray code]], done in [[https://github.com/Hyvok/Inkscape-rotary-encoder-disk-generator|inkscape]]+  *[[http://gunook.com/honigbienenzahler-ii|Honey bee counter II]] 
 +  *https://cdn.sparkfun.com/datasheets/Sensors/Infrared/SparkFun%20Line%20Follower%20Array_v10.pdf
  
-{{youtube>oc5hIxdCMZ0?medium}} {{youtube>IeWcvAsz88o?medium}} 
  
 +===Gray code===
 + [[http://en.wikipedia.org/wiki/Gray_code|wikipedia]]\\
  
-“to get a gray number only change one bit”+<blockquote>{{youtube>IeWcvAsz88o?medium}} 
 +<cite>"to get a gray number only change one bit"</cite> 
 +</blockquote>
  
-{{https://d2mxuefqeaa7sj.cloudfront.net/s_C3F26DA1DE2735AB305F4004085FAFE353789C4AD8CC62A80295D78BF90BFD02_1531819410575_image.png|https://www.quora.com/What-is-the-difference-between-binary-numbers-and-Grays-code}}+<blockquote>{{:pasted:20190122-192340.png}} 
 +<cite>http://datagenetics.com/blog/november32014/</cite> 
 +</blockquote>
  
-{{https://i.imgur.com/DbMB6Vv.png}}+{{:greycode.png}} {{https://i.imgur.com/DbMB6Vvm.png}}
  
  
 +===components===
 +  *QRE1113 - [[http://www.onsemi.com/pub/Collateral/QRE1113-D.PDF|datasheet]], [[https://www.aliexpress.com/item/50pcs-lot-QRE1113GR-QRE1113-QRE1113G-SMD4-Original-authentic-and-new-in-stock-Free-Shipping-IC/32841727674.html|aliExp]]
 +{{https://i.imgur.com/oE29h9I.png}} {{https://i.imgur.com/82dWTnM.png}} \\
 +{{https://i.imgur.com/4fpaVVjl.png}} {{https://i.imgur.com/5jFBp8gl.png}}
  
  
-===components=== +====other methods==== 
-  *QRE111 - [[http://www.onsemi.com/pub/Collateral/QRE1113-D.PDF|datasheet]], [[https://www.aliexpress.com/item/50pcs-lot-QRE1113GR-QRE1113-QRE1113G-SMD4-Original-authentic-and-new-in-stock-Free-Shipping-IC/32841727674.html|aliExp]] +the following are for reference 
-  *{{https://i.imgur.com/4fpaVVj.png}} +===LED as light Sensor=== 
-  *{{https://i.imgur.com/5jFBp8g.png}}+no word regarding detection speed 
 +  *[[https://wiki.analog.com/university/courses/electronics/electronics-lab-led-sensor|analog.com]] 
 +  *[[https://makezine.com/projects/make-36-boards/how-to-use-leds-to-detect-light/|makezine]]
  
-a few approaches on the hookup +===magnetic=== 
-  *https://cdn.sparkfun.com/datasheets/Sensors/Infrared/SparkFun%20Line%20Follower%20Array_v10.pdf +[[http://www.ichaus.de/upload/pdf/WP6en_Magnetic_vs_optical_17092012.pdf|Magnetic_vs_optical]]
-  *https://www.pololu.com/docs/0J13/2+
  
 ===DC motor=== ===DC motor===
- 
 simply connecting a dc motor to the spinning disk\\ simply connecting a dc motor to the spinning disk\\
 by rotating the disk you convert the energy to analog input for MCU or whatever\\ by rotating the disk you convert the energy to analog input for MCU or whatever\\
Line 59: Line 77:
  
  
-===misc pics=== 
  
-{{https://i.imgur.com/LRRg0W9.png}} {{https://i.imgur.com/KrapStk.png}}