User's Manual

AC65/AC75 Hardware Interface Description

Confidential / Preliminary

AC65/AC75_hd_v00.372 Page 9 of 118 2006-08-03

1 Introduction

This document applies to the following Siemens products:

• AC65 Module

• AC75 Module

The document describes the hardware of the AC65 and the AC75, both designed to connect

to a cellular device application and the air interface. It helps you quickly retrieve interface

specifications, electrical and mechanical details and information on the requirements to be

considered for integrating further components.

The difference between both modules is that AC75 additionally features EGPRS. Please

note that except for EGPRS specific statements, all information provided below applies to

both module types.

Throughout the document, both modules are generally referred to as AC65/AC75.

1.1 Related Documents

[1] AC65 AT Command Set 00.372

AC75 AT Command Set 00.372

[2] AC65/AC75 Release Notes 00.372

[3] DSB75 Support Box - Evaluation Kit for Siemens Cellular Engines

[4] Application Note 02: Audio Interface Design for GSM Applications (AC65, AC75)

[5] Application Note 07: Rechargeable Lithium Batteries in GSM Applications

[6] Application Note 16: Upgrading Firmware on MC75, TC6x, AC65, AC75

[7] Application Note 17: Over-The-Air Firmware Update for TC65, AC65, AC75

[8] Application Note 22: Using TTY / CTM Equipment

[9] Application Note 26: Power Supply Design for GSM Applications

[10] Application Note 24: Application Developer’s Guide

[11] Application Note 32: Integrating USB into MC75, TC6x, AC65, AC75 Applications

[12] Multiplexer User's Guide

[13] Multiplex Driver Developer’s Guide for Windows 2000 and Windows XP

[14] Multiplex Driver Installation Guide for Windows 2000 and Windows XP

[15] Remote SAT User’s Guide for MC75, TC6x, AC65, AC75

[16] Java User’s Guide for TC65, AC65, AC75

[17] Java doc \wtk\doc\html\index.html