atwinc3400 wifi serial example with SAMD21 - undefined state

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Hi, I am trying to understand the behavior of ATWINC3400 using samd21. I started with Read chip Id example and i am able to read chip id. But when I tried with atwinc3400 wifi serial bridge, i am unable to get any output debug message or any other response on Uart  EDBG console. Used 3.45.01425 ASF version for this testing process in Atmel studio 7 IDE. Am i missing any thing in executing this wifi Serial bridge example. As per the atmel doc 42639, the expected output is as follows:



But i don't see any output on console. May i get any inputs on this.