Chip/SIM card and personal data display terminal for mobile telephone field, has display screen, keyboard, as well as memory to store set of SIM tool-kit type commands for interaction between chip card and terminal

摘要

The terminal includes a display screen, a keyboard, as well as a board connector. A memory stores a set of SIM tool-kit type commands for the interaction between a chip card and the terminal. The command set interprets the commands for the display of data on the screen and for the input of text on the keyboard.