Stepper motors can be made to rotate more smoothly by providing simulated sine waves. The SLA7062 chip uses internal PWM to provide sinusoidal current waveforms to unipolar stepper motors. I have this working fairly well, but the PWM frequency is acoustically apparent and annoying.
Showing posts with label sla7062. Show all posts
Showing posts with label sla7062. Show all posts
Thursday, October 20, 2011
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