发份SIMCOM sim300c模块的资料

seuxiaoming

FYI
【文件名】:07315@52RD_SIM300C_HD_V1[1].10.pdf
【格　式】:pdf
【大　小】:2606K
【简　介】:
【目　录】:Version History...................................................................................................................................7
1 Introduction......................................................................................................................................8
1.1 Related documents..................................................................................................................8
1.2 Terms and abbreviations.........................................................................................................9
2 Product concept..............................................................................................................................12
2.1 SIM300C key features at a glance........................................................................................13
3 Application Interface......................................................................................................................15
3.1 SIM300C Pin description.....................................................................................................15
3.2 Operating modes...................................................................................................................17
3.3 Power supply........................................................................................................................19
3.3.1 Power supply pins on the board-to-board connector.................................................19
3.3.2 Minimizing power losses...........................................................................................20
3.3.3 Monitoring power supply..........................................................................................20
3.4 Power up and power down scenarios...................................................................................20
3.4.1 Turn on SIM300C......................................................................................................20
3.4.2 Turn off SIM300C.....................................................................................................23
3.4.3 Restart SIM300C using the PWRKEY pin................................................................25
3.5 Charging interface................................................................................................................25
3.5.1 Battery pack characteristics.......................................................................................26
3.5.2 Recommended battery pack.......................................................................................26
3.5.3 Implemented charging technique...............................................................................27
3.5.4 Operating modes during charging.............................................................................28
3.5.5 Charger requirements................................................................................................29
3.6 Power saving........................................................................................................................30
3.6.1 Minimum functionality mode....................................................................................30
3.6.2 Sleep mode (Slow Clocking mode)...........................................................................30
3.6.3 Wake up SIM300C from SLEEP mode.....................................................................31
3.7 Summary of state transitions (except SLEEP mode)............................................................31
3.8 RTC backup.........................................................................................................................32
3.9 Serial interfaces....................................................................................................................35
3.9.1 Function of Serial Port 1 & 2 supporting...................................................................36
3.9.2 Software upgrade and Serial Port..............................................................................37
3.10 Audio interfaces..................................................................................................................38
3.10.1 Speaker interface configuration...............................................................................39
3.10.2 Microphone interfaces configuration.......................................................................40
3.10.3 Earphone interface configuration............................................................................41
3.10.4 Referenced Electronic Characteristic......................................................................41
3.11 Buzzer................................................................................................................................42
3.12 SIM card interface..............................................................................................................43
3.12.1 SIM card application...............................................................................................43
SIM300C Hardware Interface Description
Confidential SIMCOM
SIM300C_HD_V1.10 Page 4 of 60
3.12.2 Design considerations for SIM card holder.............................................................45
3.13 LCD interface.....................................................................................................................47
3.14 ADC...................................................................................................................................47
3.15 Behaviors of the /RING line (Serial port1 interface only)..................................................47
3.16 Network status indication LED lamp.................................................................................48
3.17 General Purpose Input Output (GPIO)...............................................................................49
4 Antenna interface............................................................................................................................50
4.1 Antenna installation..............................................................................................................50
4.1.1 Antenna connector.....................................................................................................50
4.1.2 Antenna pad...............................................................................................................50
4.2 Module RF output power......................................................................................................50
4.3 Module RF receive sensitivity..............................................................................................51
4.4 Module receive/transmit frequency......................................................................................51
4.5 Antenna gain.........................................................................................................................51
5 Electrical, reliability and radio characteristics.................................................................................52
5.1 Absolute maximum ratings...................................................................................................52
5.2 Operating temperatures........................................................................................................52
5.3 Power supply ratings............................................................................................................53
5.4 Current Consumption...........................................................................................................54
5.5 Electro-Static discharge........................................................................................................55
6 Mechanics.......................................................................................................................................56
6.1 Mechanical dimensions of SIM300C...................................................................................56
6.2 Mounting SIM300C onto the application platform..............................................................56
6.3 Board-to-board connector.....................................................................................................56
6.3.1 Mechanical dimensions of the ASTRON 1590060-093............................................57
6.4 RF Adapter cabling...............................................................................................................58
6.5 PIN assignment of board-to-board connector of SIM300C..................................................60

dms_625

没钱啊，支持一下！

toney

我很感谢你，但是最好还是不好钱的好

zhuoyanzheng

学习了，多谢！