You are my hero @PJ_Glasso 
Now it works.
But I don’t understand where do you get these pin numbers from? If I look at the official docs, it clearly shows GIO16/17 for UART?
You are my hero @PJ_Glasso Now it works.
But I don’t understand where do you get these pin numbers from? If I look at the official docs, it clearly shows GIO16/17 for UART?