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currentcontrol [2017/07/31 08:02]
67.171.140.66 [External ressources]
currentcontrol [2018/01/17 11:30]
wolfmanjm [Digital current control]
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-== Digital current control+== Digital current control ​==
  
 Boards based on Smoothie use digital potentiometers instead of manual potentiomenters. Boards based on Smoothie use digital potentiometers instead of manual potentiomenters.
  
-Instead of using a screwdriver to set the current value for the stepper motor driver ( which can be quite imprecise ), you simply set the value in the configuration file.+Instead of using a screwdriver to set the current value for the stepper motor driver (which can be quite imprecise), you simply set the value in the configuration file.
  
-These are the names of the different stepper motors/​drivers,​ and the corresponding values to change : +These are the names of the different stepper motors/​drivers,​ and the corresponding values to change: ​
  
-^ Label on the Smoothieboard ^ M1 ^ M2 ^ M3 ^ M4 ^ M5 ^ +**NOTE** These designations are hard coded to M1-M5 and do not track any changes that may have been made to the pin mapping for the motors. 
-|| Axis in a cartesian machine ​|| **X** ( left-right ) || **Y** ( front-back ) || **Z** ( up-down ) || **E0** ​: First extruder ​|| **E1** ​: Second ​extruder ​|+ 
-|| Greek letter ​|| <​html>&​alpha;</​html>​ ( alpha ) || <​html>&​beta;</​html>​ ( beta ) || <​html>&​gamma;</​html>​ ( gamma ) || <​html>&​delta;</​html>​ ( delta ) || <​html>&​epsilon;</​html>​ ( epsilon ) |+^ Label on the Smoothieboard ​  ​^ M1 ^ M2 ^ M3 ^ M4 ^ M5 ^ 
-|| Current setting configuration option ​|| alpha_current ​|| beta_current ​|| gamma_current ​|| delta_current ​|| epsilon_current ​||+Axis in a cartesian machine | **X** (left-right) | **Y** (front-back) | **Z** (up-down) | **E0** ​(first ​extruder| **E1** ​(second ​extruder
 +Greek letter | <​html>&​alpha;</​html>​ (alpha) | <​html>&​beta;</​html>​ (beta) | <​html>&​gamma;</​html>​ (gamma) | <​html>&​delta;</​html>​ (delta) | <​html>&​epsilon;</​html>​ (epsilon) | 
 +Current setting configuration option | alpha_current | beta_current | gamma_current | delta_current | epsilon_current |
  
 The value is in Amperes, and is generally found on the motor itself, or in it's datasheet. The value is in Amperes, and is generally found on the motor itself, or in it's datasheet.