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TMS320F280039C: Why the CLB counter will missed when aglin with EPWM1A?

Shaoxing Ke
Expert 3590 points
Part Number: TMS320F280039C

Tool/software:

Hi Experts,

I am asking for my customer here.

They are following the below link setup capture PRD and Duty by CLB.

https://dev.ti.com/tirex/explore/content/c2000_academy_2_06_00_52/_build_c2000_academy_2_06_00_52/source/c2000_academy_labs/advanced_topics/c2000_lab_clb_ecap.html

But they want to use another counter2, when rising edge happens the counter2 will count, why we setup 

 

Counter2:

CLB Input:

CLB Output: Match1 = 10;

You can see the below info: (PWM1A; PWM1B; GPIO2/CLB1_Ouput4)

Please help me check and find the root cause about the missed pulse here. Thanks.