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What's the duty cycle value of PWM in PIC16F877?

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nguyenhung1811

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Please, help me??
i learn PWM in Pic16f877 but i don't know how to use it. what's duty cycle value? when CCPR1L = D'50' and CCP1CON = b'00001100'(PWM mode), PR2 = 200,
duty cycle value = b'11001000' = d'200'; period = 200 but it is not in proteus6.9
what's will active???
i'm not good in English. :( thanx ^^
 

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