AN2284 datasheet(28/40 Pages) STMICROELECTRONICS

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8 SC Reader Lib: Description

AN2284

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SC Reader Lib: Description

The user may access a Smart card using directly the application layer. It allows to send/receive

ADPU commands to/from the smart card using the following user interface:

●

u8 SC_Handler (u8 SC_Action, u8 *Data_to_SC, u8 Data_lenght, u8 P1, u8 P2,

SC_State *SC_state, u16 *CmdStatus, u8 *Data_from_SC)

8.1

SC parameters

8.1.1

SC_Action

The user has to specify which action he wants to perform on the smart card using the

SC_Action parameter. Actions available are:

●

Data Area Management commands

- SC_SELECT_FILE

- SC_GET_RESPONCE

- SC_STATUS

- SC_UPDATE_BINARY

- SC_READ_BINARY

- SC_WRITE_BINARY

- SC_UPDATE_RECORD

- SC_READ_RECORD

●

Administrative Commands

- SC_CREATE_FILE

●

Safety Management Commands

- SC_VERIFY

- SC_CHANGE

- SC_UNBLOCK

- SC_EXTERNAL_AUTH

- SC_GET_CHALLENGE

●

Answer to Reset Commands

- SC_GET_A2R

8.1.2

SC_State

SC_State informs the user about the smart card state and allows to power off the smart card.

The smart card states are:

- SC_POWER_OFF

- SC_POWER_ON

AN2284 Datasheet(PDF) 28 Page - STMicroelectronics

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