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I 've been debugging the code and can see that during the initializing phase, RX receives garbage values.. eg. write("px ") returns |n8 and not a 7311. pr therefore get the value -1, and automatically lead to the boolean initialize to false, and not true which is why it freezes.

I 've been debugging the code and can see that during the initializing phase, RX receives garbage values.. eg. write("px ") ") returns |n8 and not a 7311. pr pr therefore get the value -1, and automatically lead to the boolean initialize initialize to false, and not true which is why it freezes.

I 've been debugging the code and can see that during the initializing phase, RX receives garbage values.. eg. write("px ") returns |n8 and not a 7311. pr therefore get the value -1, and automatically lead the boolean initialize to false, and not true which is why it freezes.

I 've been debugging the code and can see that during the initializing phase, RX receives garbage values.. eg. write("px ") returns |n8 and not a 7311. pr therefore get the value -1, and automatically lead the boolean initialize to false, which is why it freezes.

--- Edit

problem resolved baudrate was incorrect.