On 03 December 2003 17:17, D Yates wrote:

> I recently picked up a stepper motor with 9 wires, but can't find any
> documentation about a 9-wire stepper motor!  An attack with the ohm-meter
> revealed 3 wires (a,b,c - see below) with a 2.00 ohm resistance
> between each
> pair of wires, and the rest have either infinite resistance or 5-10 Mohms
> resistance.  Any ideas what's going on here or how to control it?
>
> a -> b = 2.00 ohms
> a -> c = 2.00 ohms
> b -> c = 2.00 ohms
>
> If it helps, the wire colors are:
>
> a: brown
> b: yellow
> c: orange
>
> and the rest are black, red, purple, blue, white, and green.



Take a look at http://www.iwac.se/adbiotech/ADB_IO/Application_Notes/AN-9/

Is there any useful info there?
Brian.

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