varible duty cycle square wave

Hi everyone;

I am trying to create square wave, but I need to change duty cycle during simulation according to another parameter. How I can do that in simulink(in used defined function or with blocks) ?

thank you so much....

Answer 1

[Mischa Kim]

Baran, there are a couple of blocks on File Exchange .

[BARAN Özbakr]

Thank you,but I need to keep frequency constant, change duty cycle.

[Muhammad Salman Bashir]

have you find answer if you plz share with me @BARAN Ozbakr