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Author Topic: PWM output for spindle  (Read 6180 times)
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Repmo
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« on: November 12, 2008, 07:41:36 AM »

I run milling CNC with mach3, smooth stepper and C25 breakout board

I try to setup PWM output for my spindle on my smooth stepper board....

I was connect scope on my output #14 port 1, and I do not see pulse....
 
I had setup output #14 like X axis motor for testing my output and  I see good and stable pulse on my scoop, but if I setup for spindle, it do not work

I had setup port on motor output page, in spindle line, and check PWM in spindle setup, all setup seem good,
I had try to setup spindle with step/direction and It do not work, I had same problem...

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Hood
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« Reply #1 on: November 12, 2008, 07:47:07 AM »

Are you checking the PWM in the smoothstepper config?
Hood
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Repmo
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« Reply #2 on: November 12, 2008, 08:32:49 AM »

PWM was checked and base frequency is 7 HZ
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Hood
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« Reply #3 on: November 12, 2008, 08:47:34 AM »

Have you tried changing the spindle frequency in the SS config page? (not the base frequency)
Hood
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Repmo
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« Reply #4 on: November 12, 2008, 08:01:11 PM »

no, I will try it
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Repmo
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« Reply #5 on: November 15, 2008, 09:57:14 AM »

I had try other port speed (128, 256 and 1 ghz) without change  
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Hood
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« Reply #6 on: November 15, 2008, 01:15:36 PM »

Might be best to email support at Warp9
Hood
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Repmo
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« Reply #7 on: November 15, 2008, 04:30:32 PM »

okay!
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Hood
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« Reply #8 on: November 15, 2008, 05:38:04 PM »

Repmo
 when you said about the Base Frequency, were you talking about the one in the SmoothStepper config or in Mach? It needs to be the one in the SS Config.
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Repmo
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« Reply #9 on: November 15, 2008, 10:23:37 PM »

I had setup 7 hz for both
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