Contents
About the Document ................................................................................................................................... 2
Contents ....................................................................................................................................................... 4
Table Index ................................................................................................................................................... 7
Figure Index ................................................................................................................................................. 8
1
Introduction ........................................................................................................................................ 10
1.1.
Safety Information ................................................................................................................. 11
2
Product Concept ................................................................................................................................ 12
2.1.
General Description ............................................................................................................... 12
2.2.
Directives and Standards ...................................................................................................... 12
2.2.1.
2.3.
Key Features ......................................................................................................................... 13
2.4.
Functional Diagram ............................................................................................................... 15
2.5.
Evaluation Board ................................................................................................................... 16
3
Application Interface ......................................................................................................................... 17
3.1.
Pin of Module ......................................................................................................................... 18
3.1.1.
Pin Assignment .............................................................................................................. 18
3.1.2.
Pin Description ............................................................................................................... 19
3.2.
Operating Modes ................................................................................................................... 23
3.3.
Power Supply ........................................................................................................................ 25
3.3.1.
Power Features of Module ............................................................................................. 25
3.3.2.
3.3.3.
3.3.4.
Monitor Power Supply .................................................................................................... 27
3.4.
3.4.1.
Power On ....................................................................................................................... 27
3.4.2.
Power Down ................................................................................................................... 29
3.4.2.1.
3.4.2.2.
3.4.2.3.
3.4.2.4.
3.4.3.
Restart ............................................................................................................................ 32
3.5.
Power Saving ........................................................................................................................ 33
3.5.1.
3.5.2.
SLEEP Mode .................................................................................................................. 34
3.5.3.
3.5.4.
3.6.
RTC Backup .......................................................................................................................... 35
3.7.
Serial Interfaces ..................................................................................................................... 37
Confidential / Released
GSM/GPRS Module Series
M35 User Manual
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