Quectel SC200R Series

Smart Module Series
SC200R&SC262R_Series_Hardware_Design 5 / 124
Contents
Safety Information ....................................................................................................................................... 2
About the Document ................................................................................................................................... 3
Contents ....................................................................................................................................................... 5
Table Index ................................................................................................................................................... 8
Figure Index ............................................................................................................................................... 10
1 Introduction ........................................................................................................................................ 12
1.1. Special Mark ............................................................................................................................ 16
2 Product Concept ................................................................................................................................ 17
2.1. General Description ................................................................................................................. 17
2.2. Key Features ........................................................................................................................... 20
2.3. Functional Diagram ................................................................................................................. 23
2.4. Evaluation Board ..................................................................................................................... 23
3 Application Interfaces ....................................................................................................................... 24
3.1. General Description ................................................................................................................. 24
3.2. Pin Assignment ........................................................................................................................ 25
3.3. Pin Description ......................................................................................................................... 26
3.4. Power Supply ........................................................................................................................... 40
3.4.1. Power Supply Pins ......................................................................................................... 40
3.4.2. Decrease Voltage Drop .................................................................................................. 40
3.4.3. Reference Design for Power Supply .............................................................................. 41
3.5. Turn on and off Scenarios ....................................................................................................... 42
3.5.1. Turn on the Module Using PWRKEY ............................................................................. 42
3.5.2. Turn off the Module ........................................................................................................ 44
3.6. VRTC Interface ........................................................................................................................ 44
3.7. Power Output ........................................................................................................................... 45
3.8. Battery Charging and Management ........................................................................................ 46
3.9. USB Interface .......................................................................................................................... 48
3.10. UART Interfaces ...................................................................................................................... 50
3.11. (U)SIM Interfaces..................................................................................................................... 51
3.12. SD Card Interface .................................................................................................................... 54
3.13. GPIO Interfaces ....................................................................................................................... 56
3.14. I2C Interfaces .......................................................................................................................... 59
3.15. SPI Interfaces .......................................................................................................................... 59
3.16. ADC Interface .......................................................................................................................... 60
3.17. Motor Drive Interface ............................................................................................................... 60
3.18. LCM Interface .......................................................................................................................... 61
3.19. Touch Panel Interface .............................................................................................................. 63
3.20. Camera Interfaces ................................................................................................................... 65
3.20.1. Design Considerations ................................................................................................... 68
3.21. Sensor Interfaces..................................................................................................................... 70