Mr David, Thank you for the valuable comment. I was looking whether I could make use of the available GPIO pins. If not I will have to go on with your idea of the separate PWM ICs and interface with the processor. I will have to look for more info in the internet.
On Friday, 13 June 2014 20:45:33 UTC+5:30, 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 > > > > On Friday, June 13, 2014 2:43:07 AM UTC-5, [email protected] wrote: >> >> Hello! >> I am working on interfacing atleast four BLDC motors with the >> beaglebone black . According to notes I found in internet, I see that to >> drive single three phase BLDC motor, 6 PWM channels are used. So >> Beaglebone B may not have enough PWM channels for four motors, so is it >> possible to use normal GPIO pins? I want to carry out this task using PRU >> processor. So I also need to use 2 ADC channels for each motor from the >> main processor. So how is it possible to access the ADC channels from the >> PRU? Please anybody can help! >> > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
