How to fix MC33926 Dual Motor Driver for Raspberry Pi?












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I recently purchased my MC33926 Dual Motor Driver for Raspberry Pi, wired it up to some motors, completed the code and found nothing to happen. I've consulted the schematics to ensure my wiring isn't off and I'm using the right pins and scanned the internet for example code to follow from. Unfortunately, the best I could find was in French so that was slightly irritating.



Ultimately, this is the code I came up with that should have caused one of the motors to turn:



import RPi.GPIO as GPIO

GPIO.setmode(GPIO.BCM)
#set GPIO pins
m1PWM = 12;
m1EN = 22;
m1DIR = 24;

#set GPIO direction (IN / OUT)
GPIO.setup(m1PWM, GPIO.OUT)
GPIO.setup(m1EN, GPIO.OUT)
GPIO.setup(m1DIR, GPIO.OUT)

#ENABLE MOTOR 1
GPIO.output(m1EN, True)

#SET DIRECTION
GPIO.output(m1DIR, True)

#PWD to set acceleration level
p = GPIO.PWM(m1PWM, 10000)
p.start(10)


Is there a problem with my code that is causing it to not run the motors as I would have expected? Why am I encountering these errors?



To save your time, I have some links you might find helpful:



https://www.pololu.com/product/2755/resources



https://www.pololu.com/product/2755



https://sourceforge.net/p/raspberry-gpio-python/wiki/PWM/



https://www.quora.com/What-is-the-difference-between-duty-cycle-and-frequency



https://forum.pololu.com/t/dual-mc33926-motor-driver-carrier-on-raspberry-pi-3/12419/3










share|improve this question



























    0















    I recently purchased my MC33926 Dual Motor Driver for Raspberry Pi, wired it up to some motors, completed the code and found nothing to happen. I've consulted the schematics to ensure my wiring isn't off and I'm using the right pins and scanned the internet for example code to follow from. Unfortunately, the best I could find was in French so that was slightly irritating.



    Ultimately, this is the code I came up with that should have caused one of the motors to turn:



    import RPi.GPIO as GPIO

    GPIO.setmode(GPIO.BCM)
    #set GPIO pins
    m1PWM = 12;
    m1EN = 22;
    m1DIR = 24;

    #set GPIO direction (IN / OUT)
    GPIO.setup(m1PWM, GPIO.OUT)
    GPIO.setup(m1EN, GPIO.OUT)
    GPIO.setup(m1DIR, GPIO.OUT)

    #ENABLE MOTOR 1
    GPIO.output(m1EN, True)

    #SET DIRECTION
    GPIO.output(m1DIR, True)

    #PWD to set acceleration level
    p = GPIO.PWM(m1PWM, 10000)
    p.start(10)


    Is there a problem with my code that is causing it to not run the motors as I would have expected? Why am I encountering these errors?



    To save your time, I have some links you might find helpful:



    https://www.pololu.com/product/2755/resources



    https://www.pololu.com/product/2755



    https://sourceforge.net/p/raspberry-gpio-python/wiki/PWM/



    https://www.quora.com/What-is-the-difference-between-duty-cycle-and-frequency



    https://forum.pololu.com/t/dual-mc33926-motor-driver-carrier-on-raspberry-pi-3/12419/3










    share|improve this question

























      0












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      0








      I recently purchased my MC33926 Dual Motor Driver for Raspberry Pi, wired it up to some motors, completed the code and found nothing to happen. I've consulted the schematics to ensure my wiring isn't off and I'm using the right pins and scanned the internet for example code to follow from. Unfortunately, the best I could find was in French so that was slightly irritating.



      Ultimately, this is the code I came up with that should have caused one of the motors to turn:



      import RPi.GPIO as GPIO

      GPIO.setmode(GPIO.BCM)
      #set GPIO pins
      m1PWM = 12;
      m1EN = 22;
      m1DIR = 24;

      #set GPIO direction (IN / OUT)
      GPIO.setup(m1PWM, GPIO.OUT)
      GPIO.setup(m1EN, GPIO.OUT)
      GPIO.setup(m1DIR, GPIO.OUT)

      #ENABLE MOTOR 1
      GPIO.output(m1EN, True)

      #SET DIRECTION
      GPIO.output(m1DIR, True)

      #PWD to set acceleration level
      p = GPIO.PWM(m1PWM, 10000)
      p.start(10)


      Is there a problem with my code that is causing it to not run the motors as I would have expected? Why am I encountering these errors?



      To save your time, I have some links you might find helpful:



      https://www.pololu.com/product/2755/resources



      https://www.pololu.com/product/2755



      https://sourceforge.net/p/raspberry-gpio-python/wiki/PWM/



      https://www.quora.com/What-is-the-difference-between-duty-cycle-and-frequency



      https://forum.pololu.com/t/dual-mc33926-motor-driver-carrier-on-raspberry-pi-3/12419/3










      share|improve this question














      I recently purchased my MC33926 Dual Motor Driver for Raspberry Pi, wired it up to some motors, completed the code and found nothing to happen. I've consulted the schematics to ensure my wiring isn't off and I'm using the right pins and scanned the internet for example code to follow from. Unfortunately, the best I could find was in French so that was slightly irritating.



      Ultimately, this is the code I came up with that should have caused one of the motors to turn:



      import RPi.GPIO as GPIO

      GPIO.setmode(GPIO.BCM)
      #set GPIO pins
      m1PWM = 12;
      m1EN = 22;
      m1DIR = 24;

      #set GPIO direction (IN / OUT)
      GPIO.setup(m1PWM, GPIO.OUT)
      GPIO.setup(m1EN, GPIO.OUT)
      GPIO.setup(m1DIR, GPIO.OUT)

      #ENABLE MOTOR 1
      GPIO.output(m1EN, True)

      #SET DIRECTION
      GPIO.output(m1DIR, True)

      #PWD to set acceleration level
      p = GPIO.PWM(m1PWM, 10000)
      p.start(10)


      Is there a problem with my code that is causing it to not run the motors as I would have expected? Why am I encountering these errors?



      To save your time, I have some links you might find helpful:



      https://www.pololu.com/product/2755/resources



      https://www.pololu.com/product/2755



      https://sourceforge.net/p/raspberry-gpio-python/wiki/PWM/



      https://www.quora.com/What-is-the-difference-between-duty-cycle-and-frequency



      https://forum.pololu.com/t/dual-mc33926-motor-driver-carrier-on-raspberry-pi-3/12419/3







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      asked Jan 21 at 7:23









      Megan FoxMegan Fox

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