User Manual
Table Of Contents
EHS6 Hardware Interface Overview
Contents
38
EHS6_HIO_v01.441 Page 3 of 38 2013-07-11
Confidential / Preliminary
Contents
1 Introduction ................................................................................................................. 6
1.1 Key Features at a Glance .................................................................................. 6
1.2 EHS6 System Overview..................................................................................... 9
2 Interface Characteristics .......................................................................................... 10
2.1 Application Interface ........................................................................................ 10
2.1.1 USB Interface...................................................................................... 10
2.1.2 Serial Interface ASC0 ......................................................................... 11
2.1.3 Serial Interface ASC1 ......................................................................... 12
2.1.4 UICC/SIM/USIM Interface................................................................... 13
2.1.5 Digital Audio Interface......................................................................... 14
2.1.6 GPIO Interface.................................................................................... 14
2.1.7 I
2
C Interface ........................................................................................ 16
2.1.8 SPI Interface ....................................................................................... 16
2.1.9 HSIC Interface .................................................................................... 16
2.1.10 PWM Interfaces .................................................................................. 17
2.1.11 Pulse Counter ..................................................................................... 17
2.1.12 Status LED.......................................................................................... 17
2.1.13 Fast Shutdown.................................................................................... 17
2.2 RF Antenna Interface....................................................................................... 18
2.2.1 Antenna Installation ............................................................................ 19
2.3 Sample Application .......................................................................................... 20
3 Operating Characteristics ........................................................................................22
3.1 Operating Modes ............................................................................................. 22
3.2 Power Supply................................................................................................... 23
4 Mechanical Dimensions, Mounting and Packaging...............................................24
4.1 Mechanical Dimensions of EHS6..................................................................... 24
5 Regulatory and Type Approval Information ........................................................... 26
5.1 Directives and Standards................................................................................. 26
5.2 SAR requirements specific to portable mobiles ............................................... 29
5.3 Reference Equipment for Type Approval......................................................... 30
5.4 Compliance with FCC and IC Rules and Regulations ..................................... 31
6 Document Information.............................................................................................. 32
6.1 Revision History............................................................................................... 32
6.2 Related Documents ......................................................................................... 32
6.3 Terms and Abbreviations................................................................................. 32
6.4 Safety Precaution Notes .................................................................................. 36
7 Appendix.................................................................................................................... 37
7.1 List of Parts and Accessories........................................................................... 37