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obstacle avoidance robot

Former Member
Former Member over 11 years ago

I've just got my Arduino uno for my project Obstacle detection and avoidance robot.My motors are 6 wires,4 phases 12V unipolar motors........how do i connect them to ULN2003A while am using arduino adapter of 9V??

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  • robotop
    robotop over 11 years ago +1
    Hello, your motors seems to be unipolar stepper, so you must use four output pins of your controller to supply the right sequence. The driver (ULN) has to be connected to these 4 output lines and to motor…
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  • saurocksall
    0 saurocksall over 11 years ago

    Hi Aggery,


    Why don't you use Simple DC motors ?? It would be allot more easier and cheaper to do..

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  • saurocksall
    0 saurocksall over 11 years ago

    Hi Aggery,


    Why don't you use Simple DC motors ?? It would be allot more easier and cheaper to do..

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