User's Manual

Cinterion

EHS6-A Hardware Interface Overview Page 3 of 41

 EHS6-A_HIO_v02.770 2014-08-13

Confidential / Preliminary

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Contents

1 Introduction ........................................................................................................................... 7

1.1 Key Features at a Glance .......................................................................................... 7

1.2 EHS6-A System Overview ....................................................................................... 12

2 Interface Characteristics .................................................................................................... 13

2.1 Application Interface ................................................................................................ 13

2.1.1 USB Interface ............................................................................................ 13

2.1.2 Serial Interface ASC0 ................................................................................ 14

2.1.3 Serial Interface ASC1 ................................................................................ 14

2.1.4 UICC/SIM/USIM Interface ......................................................................... 15

2.1.5 Analog Audio Interface .............................................................................. 17

2.1.6 Digital Audio Interface ............................................................................... 17

2.1.7 GPIO Interface .......................................................................................... 17

2.1.8 I

C Interface .............................................................................................. 18

2.1.9 SPI Interface ............................................................................................. 18

2.1.10 HSIC Interface ........................................................................................ 18

2.1.11 PWM Interfaces ....................................................................................... 19

2.1.12 Pulse Counter ......................................................................................... 19

2.1.13 Status LED .............................................................................................. 19

2.1.14 Fast Shutdown ........................................................................................ 19

2.2 RF Antenna Interface ............................................................................................... 20

2.2.1 Antenna Installation ................................................................................... 21

2.3 Sample Application .................................................................................................. 22

3 Operating Characteristics .................................................................................................. 24

3.1 Operating Modes ..................................................................................................... 24

3.2 Power Supply .......................................................................................................... 24

4 Mechanical Dimensions, Mounting and Packaging ......................................................... 26

4.1 Mechanical Dimensions of EHS6-A ......................................................................... 26

5 Regulatory and Type Approval Information ...................................................................... 28

5.1 Directives and Standards ........................................................................................ 28