I just discovered this Board (https://www.pololu.com/product/2994) which may be better for my purpose i think. Its "up to" 100khz but can run slower
Am Sonntag, 11. September 2016 21:42:02 UTC+2 schrieb Sag ich Dir nich: > > Hello, > > i need help adding PWM spindle control (for a DC motor) to my CRAMPS > board. Currently i have 5 axis (X, Y, Z, Extruder 0(A), Extruder 1(C)) and > have Fans on "LED/FAN outputs". I tried customizing the HAL file but > everytime it creates an error "pin XXXXX does not exist". I dont know which > pin i can use for PWM. The PWM DC Motor controller i may want to use works > with 15KHZ and goes from 0-100%, is that frequency possible? Also do i need > a Spindle enable signal? Also i want to be able to manually run the spindle > at random speed and have a slider to adjust spindle speed (if possible) > > this spindle configuration is from this google group but for a welder: > > #using M3/M5 for welder on/off > net spindle-enable motion.spindle-on => bb_gpio.p9.out-15 > > #pwm for torch intensity scaled 0-100% > setp hpg.pwmgen.00.out.02.pin 927 > setp hpg.pwmgen.00.out.02.enable 1 > setp hpg.pwmgen.00.out.02.value 0.0 > net spindle-speed-cmd motion.spindle-speed-out => > hpg.pwmgen.00.out.02.value > setp hpg.pwmgen.00.out.02.scale 100 > > > and this one is from the Pocket NC: > > loadrt scale names=spindleScale > > addf spindleScale servo-thread > > ### Spindle ### > net spindleEnable <= motion.spindle-on > net spindleEnable => bb_gpio.p9.out-24 > net spindleDirection <= motion.spindle-forward > net spindleDirection => bb_gpio.p9.out-11 > > thanks, (honestly i dont really know what i have to do, its just too > complicated for me) > > stevie > -- website: http://www.machinekit.io blog: http://blog.machinekit.io github: https://github.com/machinekit --- You received this message because you are subscribed to the Google Groups "Machinekit" group. To unsubscribe from this group and stop receiving emails from it, send an email to machinekit+unsubscr...@googlegroups.com. Visit this group at https://groups.google.com/group/machinekit. For more options, visit https://groups.google.com/d/optout.
