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5 pwm with 18f4331 pic
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mufiza



Joined: 29 Mar 2010
Posts: 3

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How to create 6PWM with different frequency using PIC18F4431
PostPosted: Tue Mar 30, 2010 12:12 am     Reply with quote


Hi everyone. I want to drive 3 phase induction motor using 6 PWM as picture above. How can I do that by using PIC18F4431.
Thanks.
matheuslps



Joined: 29 Sep 2010
Posts: 73
Location: Brazil

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PostPosted: Tue Aug 09, 2011 1:32 pm     Reply with quote
Hello people.

I just have the same curiosity from the user above.

How can I use the power PWM module to make 3 PWM signals with their respect 3 PWM channel complementary...?

Like in this image:



Thanks again.

Bye
matheuslps



Joined: 29 Sep 2010
Posts: 73
Location: Brazil

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PostPosted: Tue Aug 09, 2011 2:39 pm     Reply with quote
Ok. No problem...

I read the ex.power_pwm.c and figured it out how the complementary works....

bye
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