need a software to editing BNL File for a reading pen

Editing a BNL file of a pen reader This is a video to explain the function of the pen reader [login to view URL] this pen detects the location of the words by using a special print papers and the location on the papers routed by a software in the pen to an audio file Pen reader uses some file extensions such as bnl , all audio files saved inside this file and stored in normal micro-sd card. I think BNL file is a MicroSim PCBoard Netlist File For The Board Layout file I want to be able to edit this file and replace the audio files with my own audio files step by step with a an software I will release the milestone only after being able to edit the file successfully.