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Subject: Re: HomeBrew CNC machine motors - electronics to drive them

From: "Dave Mucha" <dave_mucha@...>
Date: 2003-10-09

-- In Homebrew_PCBs@yahoogroups.com, Stefan Trethan
<stefan_trethan@g...> wrote:
> On Wed, 08 Oct 2003 21:51:50 -0000, Dave Mucha <dave_mucha@y...>
> wrote:
>
> >
> >> But still i want to use the stk6982.
> >> I will not give it up without a good reason...
> >
> >
> >
http://www.schematicsforfree.com/misc_circuits/Controlling_Stepper_Mot
> > ors.pdf
> >
> >
>
> Thanks for the pdf Dave, i fear I had it already...
> It doesn't say too much (the pinout....).
>
>
> sorry about the linistepper..
> i will have a look at the page again, i just saw the kits for sale
and went
> away...
>
> i worked with pic in the past, so programming is no problem..
>
> The page seems offline at the moment...
> Will try later..
>
> st


Guess this not very useful either. not real data on how to use it.

STK6982B - ECG1736

Four phase constant current step motor driver.
Vcc: 24 V, Il: 1.5 A typ.
18 pin SIP.

Pin 1: Vcc
Pin 2: Motor A common
Pin 3: Diode
Pin 4: Motor A
Pin 5: Input A
Pin 6: Motor A low
Pin 7: Low Input A
Pin 8: Re1
Pin 9: V ref
Pin 10: Ground
Pin 11: V ref
Pin 12: Re2
Pin 13: Motor B
Pin 14: Input B
Pin 15: Moto B low
Pin 16: Low B Input
Pin 17: Motor B common
Pin 18: Pause

Dave