I know hwo to use stk menu in iphone.
Because I want to do a application to send APDU command to sim card and get the response form it.But it's not any public APIs.Of course I have asked the apple's technical support,they told me there is no any informations about it.I haveknown someone paste some unpublic APIs can do that in iphone3G,but it can not do the right things in iphone4.Do you know the unpublic APIs cancommunicate with simcard or not?mayeb use AT command.