Wavecom G900 Manual de usuario descargar pdf (Pagina 3)

WM2C-G900/G1800 23/09/1999

This confidential document is the property of WAVECOM and may not be copied without a written authorization

Contents

1. Introduction ...............................................................................................1

1.1. Scope........................................................................................................1

1.2. Reference documents...............................................................................1

2. WISMO2C functionalities ..........................................................................2

2.1. General .....................................................................................................2

2.2. RF Functionalities .....................................................................................3

2.3. Base-band functionalities..........................................................................4

3. WISMO2C Interfaces ................................................................................5

3.1. Functional Description ..............................................................................5

3.2. RF interface ..............................................................................................6

3.3. Base-Band interface .................................................................................6

3.3.1. Power supply ......................................................................................7

3.3.2. LCD interface......................................................................................10

3.3.2.1. SPI bus ............................................................................................10

3.3.2.2. I²C bus .............................................................................................11

3.3.3. SPI Auxiliar bus...................................................................................11

3.3.4. Keyboard interface..............................................................................12

3.3.5. Serial link ............................................................................................13

3.3.6. SIM interface.......................................................................................14

3.3.7. General Purpose Input/Output ............................................................16

3.3.8. Analog to Digital Converter .................................................................17

3.3.9. Audio...................................................................................................18

3.3.9.1. Microphone 2 Inputs.........................................................................18

3.3.9.2. Microphone 1 Inputs.........................................................................20

3.3.9.3. Speaker 1 Outputs...........................................................................24

3.3.9.4. Speaker 2 Outputs...........................................................................26

3.3.9.5. Alerter Output...................................................................................28

3.3.10. Battery charging interface ...................................................................29

3.3.10.1. NiMH charging procedure .............................................................31

3.3.10.2. Li-ion charging procedure .............................................................32

3.3.10.3. Li-ion connection example.............................................................33

3.3.11. Miscellaneous .....................................................................................34

3.3.11.1. ON / ~OFF ....................................................................................34

3.3.11.2. BOOT............................................................................................35

3.3.11.3. Reset.............................................................................................36

1 2 3 4 5 6 7 8 ... 50 51

Sin comentarios

Wavecom G900 Manual de usuario Pagina 3