I developing time control device for entertaiment machine, which have to read and write chip cards with internal reader. I have standard conector fow chip cards with 8 contatcs (ISO). Chip cards would be SLE4428 or SLE4442. Is anyone have (or know where can I find it) libraries for menaging this kind of cards (read, write,etc... i working in wince 4.20 with vc and i want read and write sle4428 with smart card gemcore with 8051 code please if any one have 8051 program please help me my email is bagheri@tapcotrading.com