On Friday, June 13, 2014 10:15:33 AM UTC-5, David Anders wrote: > > The PWM Cape provides 32 channels of PWM output, addressed over an I2C > interface. The three pin connectors are wired in a standard servo pinout, > and power to the connectors can be provided from a screw terminal block on > the end of the board. > > the PWM Cape from Circuitco allows you to add 32 PWM channels to the > beaglebone black: > > http://elinux.org/CircuitCo:PWM_Cape > http://boardzoo.com/index.php/beaglebone-black/pwm-cape.html > > These appear to be for radio control servos, and would be generating PWM at a pretty low frequency, like 50 Hz. For running a brushless servo motor, it probably takes PWM at tens of KHz at a minimum. I have some doubts this cape would be suitable for the OP's use.
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