Table Of Contents; Contents - Quectel SC200L Series Hardware Design

Contents

Safety Information ....................................................................................................................................... 3
About the Document ................................................................................................................................... 4
Contents ....................................................................................................................................................... 5
Table Index ................................................................................................................................................... 8
Figure Index ............................................................................................................................................... 10
1 Introduction ........................................................................................................................................ 12
1.1. Special Mark ............................................................................................................................. 12
2 Product Overview .............................................................................................................................. 13
2.1. Frequency Bands and Functions .............................................................................................. 13
2.2. Key Features ............................................................................................................................. 15
2.3. Functional Diagram ................................................................................................................... 17
2.4. EVB ........................................................................................................................................... 18
3 Application Interfaces ....................................................................................................................... 19
3.1. General Description .................................................................................................................. 19
3.2. Pin Assignment ......................................................................................................................... 20
3.3. Pin Description .......................................................................................................................... 21
3.4. Power Supply ............................................................................................................................ 32
3.4.1. Power Supply Pins ......................................................................................................... 32
3.4.2. Voltage Stability Requirements ...................................................................................... 33
3.4.3. Reference Design for Power Supply .............................................................................. 34
3.5. Turn On and Off the Module ..................................................................................................... 35
3.5.1. Turn On the Module with PWRKEY ............................................................................... 35
3.5.2. Turn Off/Restart the Module ........................................................................................... 37
3.6. Power Output ............................................................................................................................ 37
3.7. Battery Charging and Management .......................................................................................... 38
3.8. USB Interfaces .......................................................................................................................... 39
3.9. UART Interfaces ........................................................................................................................ 43
3.10. (U)SIM Interfaces ...................................................................................................................... 44
3.11. SD Card Interface ..................................................................................................................... 46
3.12. GPIO Interfaces ........................................................................................................................ 48
3.13. I2C Interfaces ............................................................................................................................ 50
3.14. SPI Interface ............................................................................................................................. 50
3.15. ADC Interface ............................................................................................................................ 51
3.16. LCM Interface ............................................................................................................................ 51
3.17. Touch Panel Interface ............................................................................................................... 53
3.18. Camera Interfaces..................................................................................................................... 54
3.18.1. MIPI Design considerations ........................................................................................... 57
3.19. Sensor Interfaces ...................................................................................................................... 58
3.20. Audio Interfaces ........................................................................................................................ 59
3.20.1. Reference Circuit Design for Microphone Interfaces ..................................................... 60
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