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Re: Recycle Rush: Speed, Torque, or Both
Quote:
Originally Posted by AdamHeard
Why?
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The PWM is usually generated using a clock signal in the microprocessor so it has a finite resolution in time. That means there is a minimum time increment to the on time and off time of the PWM signal. The controller in both robots would have the same number of PWM steps but Robot B is only using half of those steps so each step constitutes a larger percentage of the range of control. Thus Robot A would have finer control.
Last edited by philso : 13-01-2015 at 01:52.
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71, sponsored by Beatty, was breaking the box apart--not just thinking outside it. - Kevin Ray [more] 
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