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EMS31-V Hardware Interface Overview

Contents



EMS31_V_HIO_v00.004

2018-02-27

Confidential / Preliminary

Page 3 of 100

Introduction ................................................................................................................. 6
1.1

Key Features at a Glance .................................................................................. 6

EMS31-V System Overview............................................................................... 8

Interface Characteristics ............................................................................................ 9
2.1

Application Interface .......................................................................................... 9
2.1.1

Serial Interface ASC0 ........................................................................... 9

Serial Interface ASC1 ......................................................................... 10

UICC/SIM/USIM Interface................................................................... 11

GPIO Interface .................................................................................... 13

Control Signals.................................................................................... 14
2.1.5.1

Status LED .......................................................................... 14

Fast Shutdown .................................................................... 14

RF Antenna Interface....................................................................................... 15
2.2.1

Antenna Instalation ............................................................................. 16

Sample Application .......................................................................................... 17

Operating Characteristics ........................................................................................ 19
3.1

Operating Modes ............................................................................................. 19

Power Supply................................................................................................... 19

Mechanical Dimensions, Mounting and Packaging............................................... 20
4.1

Mechanical Dimensions of EMS31-V............................................................... 20

Regulatory and Type Approval Information ........................................................... 22
5.1

Directives and Standards................................................................................. 22

SAR requirements specific to portable mobiles ............................................... 24

Reference Equipment for Type Approval......................................................... 25

Compliance with FCC and Regulations ........................................................... 26

Document Information.............................................................................................. 28
6.1

Revision History ............................................................................................... 28

Related Documents ......................................................................................... 29

Terms and Abbreviations ................................................................................. 29

Safety Precaution Notes .................................................................................. 33

Appendix.................................................................................................................... 34
7.1

List of Parts and Accessories........................................................................... 34