[HomeBrew] Stepping motor

Steven Weber kd1jv at moose.ncia.net
Thu Oct 7 16:41:54 EDT 2004


>Is there an easy way to rotate a stepping motor just by connecting voltage
to it? And if so are it possible to control th direction? The motor in
question are Type KP56QM2-001 from Japan servo, it has 6 wires for connection 

Short answer - No. 

Typically, steppers have four windings (poles). Since yours has 6 wires,
probably two are commons for two windings. 

To turn the rotor, the windings need to be pulsed in sequence. Speed is
determend by the repation rate of the pusles. Direction is controlled by
reversing the order of the sequence. To go forward you pulse poles 1-2-3-4,
to go reverse, you pulse poles 4-3-2-1.  

A web search might turn up the wiring diagram for the motor, so you know in
which order the windings need to be sequenced in, but it's not too hard to
figure out.  
72,
Steve, KD1JV
"Melt Solder"
White Mountains of New Hampshire
http://www.qsl.net/kd1jv/


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