CGROM table


I am writing a program in C that takes user input from a WinXP machine and sends it through a Serial Com Port to an LCD Screen.

The LCD screen has an in-built CGROM table for example the "tab" command 137 represents superscript 9 on LCD screen.

My program takes 1 character at a time from user input on stdin and adds it to a char string.

Does anyone know how I can send the 137 to the screen to get a superscript 9? at the moment it takes it at face value, converts the "" to
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