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#1 2016-03-20 00:23:42

mandreas
Member
Registered: 2016-03-13
Posts: 136

Raspberry pi 3 and DRV8825

behold,

all the pieces for my printer "top down" arrived, now comes the fun part ... connect the Raspberry pi 3 and DRV8825, the stepper motor has 40 steps to make one millimeter,
any advice for cable connections ?


th_DSC_0817.jpg
th_DSC_0815.jpg

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#2 2016-03-20 00:28:09

Shahin
Administrator
Registered: 2016-02-17
Posts: 3,541

Re: Raspberry pi 3 and DRV8825

Wiring will be exactly like this schematic.png

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#3 2016-03-20 00:40:41

mandreas
Member
Registered: 2016-03-13
Posts: 136

Re: Raspberry pi 3 and DRV8825

Thanks Shahin,

this is the concept render of my "baby"
th_topdown.15.jpg

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#4 2016-03-20 20:00:49

Rastati
Member
Registered: 2016-03-03
Posts: 11

Re: Raspberry pi 3 and DRV8825

Hey Mandreas, be sure to check this link from Pololu to set up the DRV8825 VREF voltage:

https://www.pololu.com/product/2133/faqs

Might save you some trouble!

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#5 2016-04-22 19:21:05

mandreas
Member
Registered: 2016-03-13
Posts: 136

Re: Raspberry pi 3 and DRV8825

thanks @ Rastati,

I read your message only now, very welcome,

I'm stuck in the advancement due to incoming fuses from china .... (I do not think it was so hard to find fuse 24 volt 2 amps ..)

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