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Hardware Guide - Hyper DRX=2 < 3.0 mA DRX=5 < 2.5 mA DRX=9 < 2.0 mA GPRS Class 10 (maximum): 455 mA Protocols GSM/GPRS Phase2/2+ AT commands See the . HUAWEI MG301 Series Wireless

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  • HUAWEI MG301 B2B Module

    Hardware Guide

    Issue 06

    Date 2014-06-20

  • Huawei T echnologies Co., Ltd. provides customers with comprehensive technical support a nd service. F or any assistance, please contact our local office or company headquarters.

    Huawei Technologies Co., Ltd. Huawei Industrial Base, Bantian, Longgang, Shenzhen 518129, People’s Republic of China Tel: +86-755-28780808 Global Hotline: +86-755-28560808 Website: www.huawei.com E-mail: [email protected] Please refer color and shape to product. Huawei reserves the right to make changes or improvements to any of the products without prior notice.

    Copyright © Huawei Technologies Co., Ltd. 2013. All rights reserved. No part of this document may be reproduced or transmitted in any form or by any means without prior written consent of Huawei Technologies Co., Ltd. The product described in this manual may include copyrighted software of Huawei Technologies Co., Ltd and possible licensors. Customers shall not in any manner reproduce, distribute, modify, decompile, disassemble, decrypt, extract, r everse e ngineer, lease, assign, or s ublicense t he s aid s oftware, unl ess s uch r estrictions are pr ohibited b y ap plicable l aws or s uch ac tions ar e appr oved b y r espective c opyright ho lders un der licenses.

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  • HUAWEI MG301 B2B Module HardwareGuide Contents

    Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd

    Issue 06 (2013-06-13)

    6

    Contents

    1 Introduction .................................................................................................................................... 8

    1.1 Overview ...........................................................................................................................................8

    2 Overall Description ...................................................................................................................... 9

    2.1 About This Chapter ........................................................................................................................... 9 2.2 Function Overview............................................................................................................................ 9 2.3 Application Block Diagram .............................................................................................................. 11 2.4 Circuit Block Diagram ..................................................................................................................... 11

    3 Description of the Application Interfaces ............................................................................. 13

    3.1 About This Chapter ........................................................................................................................ 13 3.2 B2B Connector Interface ............................................................................................................... 13 3.3 Power Interface ............................................................................................................................. 16

    3.3.1 Overview ............................................................................................................................... 16 3.3.2 VBAT Interface ...................................................................................................................... 17 3.3.3 VCOIN Interface ................................................................................................................... 18 3.3.4 VIO Interface ......................................................................................................................... 18

    3.4 Power-On and Power-Off Time Sequence .................................................................................... 18 3.4.1 Overview ............................................................................................................................... 18 3.4.2 Power-On Time Sequence .................................................................................................... 19 3.4.3 Power-Off Time Sequence .................................................................................................... 20 3.4.4 RESET .................................................................................................................................. 20

    3.5 Signal Control Interface ................................................................................................................. 20 3.5.1 Overview ............................................................................................................................... 20 3.5.2 Input Signal Control Pins ...................................................................................................... 21 3.5.3 Output Signal Control Pin ..................................................................................................... 22

    3.6 UART Interface .............................................................................................................................. 23 3.6.1 Overview ............................................................................................................................... 23 3.6.2 Circuit Recommended for the UART Interface ..................................................................... 24

    3.7 SIM Card Interface ........................................................................................................................ 25 3.7.1 Overview ............................................................................................................................... 25 3.7.2 Circuit Recommended for the SIM Card Interface ................................................................ 26

    3.8 Audio Interface ............................................................................................................................... 27

    4 Antenna Interface ....................................................................................................................... 29

  • HUAWEI MG301 B2B Module HardwareGuide Contents

    6

    4.1 About This Chapter ........................................................................................................................ 29 4.2 Antenna Installation ....................................................................................................................... 29 4.3 Coaxial Cable and RF Connector .................................................................................................. 30 4.4 ESD Protection for the Antenna Interface ...................................................................................... 32 4.5 RF Specifications of the Antenna Interface .................................................................................... 32 4.6 Specifications of the Antenna Interface ......................................................................................... 34

    5 Electrical and Reliability Features .......................................................................................... 35

    5.1 About This Chapter ........................................................................................................................ 35 5.2 Extreme Working Conditions ......................................................................................................... 35 5.3 Operating and Storage Temperatures and Humidity ...................................................................... 36 5.4 Electrical Criteria of Application Interfaces .................................................................................... 36 5.5 Power Supply Features ................................................................................................................. 40

    5.5.1 Input Power Supply .......................................