Service Guide
Table Of Contents
- Safety Information
- About the Document
- Contents
- Contents
- Table Index
- Figure Index
- 1 Introduction
- 2 Product Overview
- 3 Application Interfaces
- 3.1. General Description
- 3.2. Pin Assignment
- 3.3. Pin Description
- 3.4. Operating Modes
- 3.5. Power Saving
- 3.6. Power Supply
- 3.7. Turn on/Turn off/Reset
- 3.8. (U)SIM Interfaces
- 3.9. USB Interface
- 3.10. UART Interfaces
- 3.11. SPI Interface
- 3.12. I2C Interfaces
- 3.13. PCM Interface
- 3.14. Analog Audio Interfaces
- 3.15. LCD Interface
- 3.16. Matrix Keyboard Interface
- 3.17. SD Card Interface
- 3.18. WLAN Application Interface*
- 3.19. ADC Interfaces
- 3.20. Network Status Indication
- 3.21. STATUS
- 3.22. Behaviors of MAIN_RI
- 3.23. USB_BOOT Interface
- 4 Antenna Interfaces
- 5 Electrical Characteristics, Radio and Reliability
- 6 Mechanical Information
- 7 Storage, Manufacturing & Packaging
- 8 Appendix References
LTE Standard Module Series
EC200U_Series_Hardware_Design 92 / 95
8 Appendix References
Table 56: Related Documents
Document Name
[1] Quectel_UMTS<E_EVB_User_Guide
[2] Quectel_EC200U&EG915U_Series_AT_Commands_Manual
[3] Quectel_RF_Layout_Application_Note
[4] Quectel_Module_SMT_User_Guide
Table 57: Terms and Abbreviations
Abbreviation
Description
ADC
Analog-to-Digital Converter
AMR
Adaptive Multi-Rate
bps
Bits Per Second
CHAP
Challenge Handshake Authentication Protocol
CMUX
Connection Multiplexing
CS
Coding Scheme
CTS
Clear to Send
DFOTA
Delta Firmware Upgrade Over-The-Air
DL
Downlink
DMA
Direct Memory Access
DSDS
Dual SIM Dual Standby
DTE
Data Terminal Equipment