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scale_korona [2015/01/29 12:33]
kingkevin [the micro-controller]
scale_korona [2016/03/31 19:56]
kingkevin update git link
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 It reads the state of the scale using pin 3. It reads the state of the scale using pin 3.
 It reads the weight on the scale using pin 5. It reads the weight on the scale using pin 5.
-The code is available in the [[https://​git.cuvoodoo.info/kingkevin/​scale_korona/​|git]]+The code is available in the [[https://​git.cuvoodoo.info/​scale_korona/​|git]]
  
 By programming the curve parameters in the code it can calculate the weight. By programming the curve parameters in the code it can calculate the weight.
-These parameters have been experimentally identify, using the measured values in [[https://​git.cuvoodoo.info/kingkevin/​scale_korona/​raw/master/​doc/​scale.ods|scale.ods]].+These parameters have been experimentally identify, using the measured values in [[https://​git.cuvoodoo.info/​scale_korona/​plain/​doc/​scale.ods|scale.ods]].
  
 Instead of the two CR2032 coin cell batteries, a 9 V block battery is used. Instead of the two CR2032 coin cell batteries, a 9 V block battery is used.
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 {{:​scale_korona:​dsc01966.jpg?​250|}} {{:​scale_korona:​dsc01966.jpg?​250|}}
 {{:​scale_korona:​dsc01978.jpg?​250|}} {{:​scale_korona:​dsc01978.jpg?​250|}}
- 
-==== links ==== 
- 
-about strain gauges: 
-  * a short video about strain gauges: [[http://​www.nerdkits.com/​videos/​weighscale/​|nerdkits]] 
-  * more details about how different strain gauges: [[https://​electronics.stackexchange.com/​questions/​55848/​how-to-interface-a-digital-scale-strain-gauge-weight-sensor-with-a-microcontroll|stackexchange]] 
- 
-similar projects: 
-  * using the PWM signal: [[http://​www.avdweb.nl/​arduino/​hardware-interfacing/​scale-interface.html|avdweb]] 
-  * using the analogue signal: [[http://​scanlime.org/​2010/​01/​hacking-a-digital-bathroom-scale/​|scanlime.org]] 
-  * using the LCD data: [[http://​quo.vadis.stojkovic.ch/​hacking-a-weighing-scale/​|stojkovic]],​ [[https://​code.google.com/​p/​casainho-projects/​wiki/​SdCardBathroomScale|SdCardBathroomScale]] 
-  * using the IR data: [[https://​irq5.io/​2014/​09/​25/​cloud-enabling-a-bathroom-scale/​|irq5.io]] 
scale_korona.txt ยท Last modified: 2016/03/31 19:56 by kingkevin