fsuipc radio digits in lua or vc or c code please help

Hello fellow simmers :)

i have a question is there someone who can help me? Whit the following:
how do i readout nav 1, nav2 frequency's

in lua :) so i can print it towards my lcd?
in lua i know how to print to lcd!

if someone can write it in a seperate exe i can provide the code to write to the lcd display.
then i would also be helped whit this !

What hardware are you using to drive the LCD (Arduino, OpenCockpits, Phidgets, Ruscool, etc)?

The process is slightly different depending on the card type.