this sdk contains 5 parts:

part1. iccard5542.jar
part2. libiccard5542.so
part3. <iccard5542 manual>.pdf
part4. iccard5542_demo 
part5. this readme.txt


part1 and part2 you must put into your android project.
part3 as reference manual. 
part4 is a simple android project that tell you how to use iccard5542. 

 
note: Before using the iccard,please refer to part3 --<iccard5542 manual>.pdf