Siemens HC15 Manuel d'utilisateur télécharger pdf (Page 6)

AN39: USB Interface Description

1 Introduction

HC15_USB_Interface_v02 Page 6 of 28 2007-04-05

Confidential / Preliminary

1 Introduction

This document describes HC15’s USB interface. Its purpose is to support application engineers

in developing a USB host driver for the module’s USB interface.

1.1 Related Documents

Documents supplied with your Siemens cellular engine

[1] AT Command Set supplied with your Siemens cellular engine

[2] Hardware Interface Description supplied with your Siemens cellular engine

[3] Release Notes supplied with your Siemens cellular engine

[4] Getting Started with HC15

Other related documents

[5] Universal Serial Bus Specification Revision 2.0 April 27, 2000,

[6] USB Class Definitions for Communication Devices Version 1.1 January 19, 1999

1.2 Abbreviations

Abbreviation Description

CDC ACM Communication Device Class Abstract Control Model

GPRS General Packet Radio Service

HSDPA High-Speed Downlink Packet Access

ME Mobile Equipment

MO Mobile Originated

MT Mobile Terminated

SE0 Single ended 0

SOF packet Start of Frame packet

URC Unsolicited Result Code

USB Universal Serial Bus

VCOM port Virtual Communication port

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Siemens HC15 Manuel d'utilisateur Page 6