# PWM每1s增加1KHZ

```
pwm.c实现
```

![image-20220308164037665](markdown.assets/PWM%E6%AF%8F1s%E5%A2%9E%E5%8A%A01KHZ.assets/image-20220308164037665.png)

```
main中调用
```

![image-20220308164114341](markdown.assets/PWM%E6%AF%8F1s%E5%A2%9E%E5%8A%A01KHZ.assets/image-20220308164114341.png)