1.The library is ready. but your usb-file system is almost certainly not mounted yet. 
In your init.rc of the RFS add the following command to mount your USBFS.

mount usbfs none /proc/bus/usb -o devmode=0666

Add the line somewhere below the ˇ°on bootˇ± event.

2.Add the follow command to add a dir.
    mkdir /data/pcsc 01777 root root

3.pcscd.apk==>PC/SC driver.  Install to android then reboot the system.

4.libwinscard.so==>The API for winscrd PC/SC function.

5.pcsctest.java ==>Sample code for libwinscard.