# Frequent question: How do you wire a stepper motor?

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## How many wires does a stepper motor have?

Most commonly stepper motors come with four, five, six, or eight wires. To begin, if your stepper motor only has four wires, this means it can only be used with a bipolar driver. You will notice each of the two phase windings has a pair of wires, use your meter to identify the wires.

## What wire do you use for a stepper motor?

If you have 2.0 A steppers might want to step up to 24 AWG. EDIT: BTW, the black dupont connectors work well with 24-28 AWG wire.

## What are the 4 wires in stepper motor?

Wires are colored: white , blue , red , yellow . All the pictures and circuits of easy tutorials I found on Google had 5 wires, (and those with 4 wires had different color coding anyway).

## Can stepper motors turn both ways?

yes, stepper motors can move in both directions.

## Can a stepper motor run continuously?

Stepper motors fall somewhere in between a regular DC motor and a servo motor. They have the advantage that they can be positioned accurately, moved forward or backwards one ‘step’ at a time, but they can also rotate continuously.

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## Does stepper motor need driver?

Stepper motors require a driver. There are usually 200 steps per revolution or 1.8 degrees per step (but they also can be “micro-stepped”). In general, you use an H-driver to reverse a DC motor, but it can also be done with a DPDT relay.

## Can you run a stepper motor without a computer?

Hi, just my 2 cents worth…..you could use a stepper motor with a pulse generator that will allow you to move the motor slow or fast progressively and forwards or reverse etc. This is a stand alone set-up and does not need a computer at all…….you turn it on or off as required.

## Does polarity matter on stepper motor?

To get the stepper just moving, polarity of each coil doesn’t matter, nor does it matter which coil is which. So make sure each pair of wires for a coil are together on one side of the plug (or the other side for the other coil), and plug it in.

## How do you determine the polarity of a stepper motor?

Connect power and run the code to spin the motor clockwise. If the motor spins in the expected direction, you have the correct polarity. If it spins in reverse, you need to switch the polarity of one of the two pairs (it does not matter which one).

## What is stepper motor with diagram?

Stepper motors are DC motors that move in discrete steps. They have multiple coils that are organized in groups called “phases”. By energizing each phase in sequence, the motor will rotate, one step at a time. With a computer controlled stepping you can achieve very precise positioning and/or speed control.

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