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Harsh_18
Associate II
September 15, 2023
Solved

Problem in constantly frequency changing

  • September 15, 2023
  • 3 replies
  • 2093 views

Hii, i am using NUCLEO-G474RE board and i want to generate pwm signal in which frequency change frequently .But i dont know why this code is not working.

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Best answer by Issamos

Hello @Harsh_18 

First, you need to declare the PWM_start() function before the while(1) (in the main function). 

Also, what is the original value of your arr variable.

Best regards.

II

3 replies

Issamos
IssamosBest answer
Super User
September 15, 2023

Hello @Harsh_18 

First, you need to declare the PWM_start() function before the while(1) (in the main function). 

Also, what is the original value of your arr variable.

Best regards.

II

H
Harsh_18Author
Associate II
September 15, 2023

I have already declare PWM_Start() globally. And the original value of arr is 200 that i mention globally.

Issamos
Issamos
Super User
September 15, 2023

Hello @Harsh_18 

I think this video may help you.

Best regards.

II

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