This link may be quite usefull to you if you want to learn specifically about the format in which a cossie map is written:

http://www.amelek.gda.pl/avr/uisp/srecord.htm

The cossie files are called ".MOT" files (Motorolla format)

Here are the 1st few lines of a cossie map that i prepard earlier :



There are 513 lines of code, and you need to know how to format the code, just dumping it into excel won't work if you don't set the fields up correctly, you'll lose alot of 0's