Unwanted Signal at M4 GPIO OUTPUT

Dear Community,

Programming M4 GPIO pins. Unwanted signals appear repetitively 4 extra times after the required signal.

Kindly find the image attached.

How do i get rid of unwanted signals.alt text

HI @narayanamohan

  • Could you provide a DSO Measurement picture?
  • How and with which frequency are you changing the output of the pins?
  • Could you provide a code sample?

Thanks and best regards,