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35 sap: sim access profile, 1 product architecture, 2 implementation feature – Rainbow Electronics GE863-PRO3 User Manual

Page 30: 3 remote sim message command description

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GE863-PRO

3

Product Description

80285ST10036a

Rev. 1 - 08/08/08

Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved

page 30 of 55

3.35 SAP: SIM Access Profile

3.35.1 Product

architecture


The SAP feature allow the module to use the SIM of a remote SIM Server. This feature is
implemented using special AT Command on a Virtual circuit of the CMUX interface.

3.35.2 Implementation

feature

• SAP is based on 7.10 CMUX Basic Option used

• Only SAP Client features

• Logic HW flow control is recommended on the Virtual instance selected for the SAP command.

3.35.3

Remote SIM Message Command Description


The module sends request commands to the client application through a binary message that is
crowned in the CMUX message. The client application shall extract the message and send it to the
SAP server, through the appropriate protocols (e.g. by RFCOMM, that is the Bluetooth serial port
emulation entity).
The client application shall extract all the messages sent by SAP server and put them in the CMUX
message, to sent to the module.

The module satisfies the following feature requirements:

• Connection management

• Transfer APDU

• Transfer ATR

• Power SIM on

• Report Status

• Error Handling


Every feature needs some procedures support:

Feature

Procedure

Connection Management

Connect
Report Status
Transfer ATR
Disconnection Initiated by the Client
Disconnection Initiated by the Server