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2nd November 2009, 06:37 AM
| #1 |
 small motor
hi, i've scrapped this motor out of a floppy disk drive. it has four wires; yellow, white, red and blue. i just don't know which wire is which. anyone know of this? | |
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2nd November 2009, 03:46 PM
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It sounds like a bi-polar stepper. Use an ohm meter to find the pair of windings. It requires distinct pulses to each coil to make it turn.
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3rd November 2009, 10:33 PM
| #3 |
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3.5" floopy, the one that moves the head? with long worm shaft? .. that is bipolar stepper, google for how to drive bipolar stepper and you will find many resources
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8th November 2009, 03:02 PM
| #4 | |
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8th November 2009, 07:23 PM
| #5 |
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Nope. You need a dual h-bridge chip to drive a bipolar motor.
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| Tags |
| motor, small |
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