Rainbow Electronics MG260 - Manual (Page 4)

MG260 Product Specification
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Contents
Document Information ........................................................................................................................................ 2
Overview ....................................................................................................................................................... 3
Table of figures ........................................................................................................................................ 7
Caution........................................................................................................................................................... 9
Trademarks................................................................................................................................................... 9
1 References............................................................................................................................................... 10
1.1 Glossary ........................................................................................................................................ 10
1.2 Abbreviations ................................................................................................................................ 11
1.3 General
presentation...................................................................................................................... 14
1.4 Features ......................................................................................................................................... 14
1.5 Architecture................................................................................................................................... 16
1.5.1 Functional architecture............................................................................................................. 16
1.5.2 RF architecture ......................................................................................................................... 17
1.5.3 Baseband architecture .............................................................................................................. 19
1.6 Firmwares...................................................................................................................................... 22
1.6.1 GSM/GPRS Firmware ............................................................................................................. 22
1.6.2 GPS Firmware .......................................................................................................................... 22
1.7 Operating modes ........................................................................................................................... 23
1.7.1 System modes........................................................................................................................... 23
1.7.2 Serial links configuration ......................................................................................................... 23
1.7.3 RF connectors configuration .................................................................................................... 24
1.8 1.7 GPS active antenna management ............................................................................................ 25
2 System connector interface ............................................................................................................................ 26
2.1 System connector description.............................................................................................................. 26
2.2 Functional interfaces ........................................................................................................................... 26
2.2.1 Important notes................................................................................................................................. 27
2.2.2 Minimum requirements for application............................................................................................ 27
2.3 System Connector pin-out................................................................................................................... 28
2.4 System connector multiplexing........................................................................................................... 29
2.5 Common GSM/GPS interface............................................................................................................. 31
2.5.1 Power supply.................................................................................................................................... 31
2.5.2 Module activation............................................................................................................................. 33
2.5.3 Reset signal ...................................................................................................................................... 35
2.5.4 Activity status indication.................................................................................................................. 36
2.6 GSM interface ..................................................................................................................................... 37
2.6.1 Serial links........................................................................................................................................ 37
2.6.2 General Purpose I/O ......................................................................................................................... 39
2.6.3 Peripheral Bus .................................................................................................................................. 40
2.6.4 SIM interface.................................................................................................................................... 41
2.6.5 Keyboard interface ........................................................................................................................... 41
2.6.6 Audio interface ................................................................................................................................. 43
2.6.7 Buzzer interface ............................................................................................................................... 45
2.6.8 Output signals .................................................................................................................................. 46
2.6.9 External interruption ........................................................................................................................ 47
2.6.10 Auxiliary analog signals ................................................................................................................. 47
2.7 GPS interface ...................................................................................................................................... 49
2.7.1 GPS activation.................................................................................................................................. 49
2.7.2 GPS serials links .............................................................................................................................. 50
2.7.3 Dead reckoning interface ................................................................................................................. 51
2.7.4 GPS antenna power supply .............................................................................................................. 52
2.8 Operating mode configuration ............................................................................................................ 52
2.9 Electrical characteristics...................................................................................................................... 53
2.9.1 Power Supply ................................................................................................................................... 53
2.9.2 Digital I/O ........................................................................................................................................ 61