Cinterion®Java Terminals Hardware Interface Overview
Contents
124
EHSxT_BGS5T_HIO_v03 2016-05-26
Confidential / Released
Page 3 of 50
Contents
0 Document History...................................................................................................... 7
1 Introduction.................................................................................................................8
1.1 Related Documents ...........................................................................................9
1.2 Terms and Abbreviations...................................................................................9
1.3 Regulatory and Type Approval Information .....................................................11
1.3.1 Directives and Standards....................................................................11
1.3.2 Safety Precautions..............................................................................14
1.4 Product Label...................................................................................................16
2 Product Concept.......................................................................................................17
2.1 Key Features at a Glance................................................................................17
3 Interface Description ................................................................................................20
3.1 Overview..........................................................................................................20
3.2 Block Diagram..................................................................................................21
3.3 Operating Modes .............................................................................................22
3.4 RS-232 Interface..............................................................................................23
3.4.1 9-Pole D-sub Connector .....................................................................23
3.5 USB Interface...................................................................................................24
3.6 GPIO Interface.................................................................................................24
3.6.1 Serial Interface ASC1 .........................................................................27
3.6.2 Digital Audio Interface.........................................................................28
3.6.3 I2C Interface........................................................................................29
3.6.4 SPI Interface.......................................................................................30
3.6.5 PWM Interface....................................................................................31
3.6.6 Pulse Counter.....................................................................................31
3.6.7 Analog-to-Digital Converter (ADC)......................................................31
3.6.8 DSR0 signal........................................................................................31
3.7 Ethernet Interface ............................................................................................32
3.8 Power Supply...................................................................................................33
3.9 Power Up/Power Down Scenarios...................................................................34
3.9.1 Turn Java Terminals on......................................................................34
3.9.2 Reset/Restart Java Terminals.............................................................34
3.9.3 Turn Java Terminals off......................................................................35
3.9.4 Disconnecting power supply...............................................................35
3.10 Automatic thermal shutdown............................................................................36
3.11 Hardware Watchdog........................................................................................36
3.12 RTC..................................................................................................................36
3.13 SIM Interface....................................................................................................37
3.14 Status LEDs.....................................................................................................38
3.15 RF Antenna Interface.......................................................................................39
