Yes, I have tested using Windows Hyperterminal setting the speed 115200 baud. The same behavoiur occurs. Only 91 characters are received in readable form the rest characters out of 160 are unreadable. So, What may the possible solution for this?
I am tested using Nokia 5110, Data suite 3.0 under windows 2000 platform. I tested only for text format not for PDU.