(rewrite) a Problem when use PWM with Opamps

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LeYu_281131
Level 3
Level 3

I wrote the topic with wrong attached file that couldn't explain whole of my project.

   

so, i rewrite again here.

   

the problem is same.

   

Do not work PWMs with OP-AMPs

   

This time, I attach 4 pictures that could explain whole of my project.

   

 

   

maybe, a problem of the CY8C3866AXI-040.

   

maybe, a problem of my design.

   

 

   

Please solve this Problem.

   

Thank you.

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2 Replies
LeYu_281131
Level 3
Level 3

It is latest topic

   

Thank you.

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LeYu_281131
Level 3
Level 3

This problem have been solve by me.

   

a bypass capacitor has a problem.

   

I changed the capacitor and this problem solved.

   

Thank you.

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