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Open Source DC or BLDC controller

Posted by MachineHum 
Open Source DC or BLDC controller
November 18, 2014 11:15AM
Hey guys,

Is there currently an open source solution for DC or BLDC motor control? something like RAMPS?

I've looked and can't find anything...
Re: Open Source DC or BLDC controller
December 12, 2014 05:40AM
DC motors can be controller just like heaters ... given your driver comes with a flyback diode. For a minimalistic example see SevenSwitch, controllers with this integrated are STB Electronics, Generation 7 Electronics and probably a few more. But not RAMPS or Sanguinololu.


Generation 7 Electronics Teacup Firmware RepRap DIY
     
Re: Open Source DC or BLDC controller
January 18, 2015 11:42PM
I'm using a stack of Arduino shields DC motor control, firmware at https://github.com/ezrec/BrundleFab-firmware

It is very big and bloaty, and the DC motor control is very experimental, but the Axis_DCMotor.h class contains all the magic.

I'm working on velocity control at the moment (for accurate multi-axis movements), but it's still a work in progress.

I'm using the Adafruit MotorShield V1 or DC motor control, as they are directy tied to the PWMs, and I can update them with just a port write, as opposed to I2C via the Adafruit Motor Shield V2 devices.
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