User's Manual Part 1

MC75 Hardware Interface Description

Strictly confidential / Draft

MC75_V00.190a Page 8 of 91 15.02.2005

1 Introduction

This document describes the hardware of the Siemens MC75 module that connects to the

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.

1.1 Related Documents

[1] MC75 AT Command Set

[2] MC75 Release Notes 00.190

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

[4] Application 07: Rechargeable Lithium Batteries in GSM Applications (not yet available)

[5] Multiplexer User's Guide (not yet available)