Specifications

Cinterion
®
EHS6-A Hardware Interface Overview
Contents
40
 EHS6-A_HIO_v04.000 2019-03-05
Confidential / Preliminary
Page 3 of 40
Contents
1 Introduction ................................................................................................................. 6
1.1 Key Features at a Glance .................................................................................. 6
1.2 EHS6-A System Overview ............................................................................... 10
2 Interface Characteristics .......................................................................................... 11
2.1 Application Interface ........................................................................................ 11
2.1.1 USB Interface...................................................................................... 11
2.1.2 Serial Interface ASC0 ......................................................................... 12
2.1.3 Serial Interface ASC1 ......................................................................... 13
2.1.4 UICC/SIM/USIM Interface................................................................... 14
2.1.5 Analog Audio Interface........................................................................ 15
2.1.6 Digital Audio Interface......................................................................... 15
2.1.7 GPIO Interface .................................................................................... 16
2.1.8 I
2
C Interface ........................................................................................ 17
2.1.9 SPI Interface ....................................................................................... 17
2.1.10 HSIC Interface .................................................................................... 17
2.1.11 PWM Interfaces .................................................................................. 18
2.1.12 Pulse Counter ..................................................................................... 18
2.1.13 Status LED.......................................................................................... 18
2.1.14 Fast Shutdown .................................................................................... 18
2.2 RF Antenna Interface....................................................................................... 19
2.2.1 Antenna Installation ............................................................................ 20
2.3 Sample Application .......................................................................................... 21
3 Operating Characteristics ........................................................................................ 23
3.1 Operating Modes ............................................................................................. 23
3.2 Power Supply................................................................................................... 24
4 Mechanical Dimensions, Mounting and Packaging............................................... 25
4.1 Mechanical Dimensions of EHS6-A ................................................................. 25
5 Regulatory and Type Approval Information ........................................................... 27
5.1 Directives and Standards................................................................................. 27
5.2 SAR requirements specific to portable mobiles ............................................... 30
5.3 Reference Equipment for Type Approval......................................................... 31
5.4 Compliance with FCC and IC Rules and Regulations ..................................... 32
6 Document Information.............................................................................................. 33
6.1 Revision History ............................................................................................... 33
6.2 Related Documents ......................................................................................... 33
6.3 Terms and Abbreviations ................................................................................. 33
6.4 Safety Precaution Notes .................................................................................. 37
7 Appendix.................................................................................................................... 38
7.1 List of Parts and Accessories........................................................................... 38