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How modify  LED brightness intensity using PWM?

Question asked by Alan Calonico on Mar 7, 2014
Latest reply on Mar 13, 2014 by Robin S

Dear all

My homework for today is vary the LED brightness intensity using PWM. I understand as function PWM talking about duty, will be duty the time than can be in high status. but I don't understand which methods of codewarrior can I use to vary this brightness, could you help me?

 

i'm using a MCU MC9S8SH8 and CodeWarrior for MCU Version: 10.1

 

best regards

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