I use Nokia E63 phone connect to computer and i use SIM toolkit (or SIM services), i want to get the menu list of SIM services via HyperTerminal of winxp, I typing commands:
AT
OK
AT+STSF=1
ERROR
AT+STGI=0
ERROR
AT+STGR=99
ERROR
AT
OK
why I don't open sub menu and main menu of SIM services and HyperTerminal warning error ?