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Altera_Forum
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10 years ago

sine wave using Different duty cycles of PWM

Hi i am having problem in generating different duty cycles of PWM. can somebody check my code and tell what is wrong. well code is generating a duty cycle but it does not change it automatically as t...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

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yes i tested this one using altera DE2 board. and even i changed the size of counter to [7:0] from [15:0] but it still gives me only one duty cycle and this time it is little distorted. i use GPIO pins one positive and one negative to directly connected to scope. is there any problem with my code?

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how were you able to connect the GPIO pins to a scope? and how to assign pins from the code to the GPIO pins? can you please share a picture of the hardware setup?