# PWM block with different phases in RTBox

**URL:** <https://forum.plexim.com/t/pwm-block-with-different-phases-in-rtbox/2086>\
**Category:** RT Box\
**Created:** [May 1, 2025, 4:35am UTC](https://forum.plexim.com/t/pwm-block-with-different-phases-in-rtbox/2086 "2025-05-01T04:35:28Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Camberlam](https://avatars.discourse-cdn.com/v4/letter/c/f07891/32.png) [@Camberlam](https://forum.plexim.com/u/Camberlam)\
**Post date:** [May 1, 2025, 4:35am UTC](https://forum.plexim.com/t/pwm-block-with-different-phases-in-rtbox/2086/1 "2025-05-01T04:35:28Z")

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hello:  
I have some questions about TI2000 PWM block, there is the field we can fill with different phases however if is it ok when the delay decided by PI controller?

 ![image](https://europe1.discourse-cdn.com/flex006/uploads/plecs/original/2X/d/d9b2b280d433504ccff61f284eca53d944f58f18.png)  
[RTBox.plecs](https://forum.plexim.com/uploads/short-url/m4MsuagNmzz6g6EJmHYiMINA27e.plecs) (305.2 KB)

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**Author:** ![Bryan\_Lieblick](https://dub1.discourse-cdn.com/flex006/user_avatar/forum.plexim.com/bryan_lieblick/32/10_2.png) [@Bryan\_Lieblick](https://forum.plexim.com/u/Bryan_Lieblick)\
**Post date:** [May 1, 2025, 1:48pm UTC](https://forum.plexim.com/t/pwm-block-with-different-phases-in-rtbox/2086/2 "2025-05-01T13:48:18Z")

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Please see the “PWM (Variable)” component in the TI C2000 Target Support Library. That block has a `ph'` input where one can dynamically update the phase for each channel.

![image](https://europe1.discourse-cdn.com/flex006/uploads/plecs/original/2X/2/21f4a6786b49d9120335c7ed95d26eec04972305.png)