How to assign different sample times for a sinusoidal signal in simulink?

I have a sinusoidal signal of frequency 50Hz (Period = 0.02s). I want the initial sample time to be 0.00025 seconds and the remaining of the signal should be sampled at 0.000167 seconds. Please help

Answer 1

[Azzi Abdelmalek]

You can use a zoh block combined with a switch block

[Parvee]

Sir, I don't understand how to do it using the two blocks mentioned above, can you please help me?

[Azzi Abdelmalek]

Don't accepted the answer if it don't help you. I've tried to do it with my idea, finally I could'not do it. If I find something, I will post it