TPU and OBJ file formats for Pascal 7.0

Is there someplace that I can get a full description of the file formats
for obj and tpu files from Borland Pascal 7.0?  Is there a way to
generate obj files instead of tpu files or to convert between the two
forms? This is for an 80x86 assembler class to use in interfacing btw.
languages.  Please send any advice or suggestions to or as I don't normally
read this newsgroup and don't have access to Netscape from my office at
the moment (need to repair my Windows setup.)  Thanks for any help.